Host 0.64.16.128.in-addr.arpa not found: 3(NXDOMAIN)
1.64.16.128.in-addr.arpa domain name pointer cisco.cs.ucl.ac.uk.
Host 2.64.16.128.in-addr.arpa not found: 3(NXDOMAIN)
3.64.16.128.in-addr.arpa domain name pointer test1.cs.ucl.ac.uk.
Host 4.64.16.128.in-addr.arpa not found: 3(NXDOMAIN)
5.64.16.128.in-addr.arpa domain name pointer speedy.cs.ucl.ac.uk.
6.64.16.128.in-addr.arpa domain name pointer ess5.cs.ucl.ac.uk.
7.64.16.128.in-addr.arpa domain name pointer ess7.cs.ucl.ac.uk.
8.64.16.128.in-addr.arpa domain name pointer cisco3.cs.ucl.ac.uk.
9.64.16.128.in-addr.arpa domain name pointer ess3.cs.ucl.ac.uk.
10.64.16.128.in-addr.arpa domain name pointer cairn2.cs.ucl.ac.uk.
11.64.16.128.in-addr.arpa domain name pointer danger2.cs.ucl.ac.uk.
12.64.16.128.in-addr.arpa domain name pointer fore-g11.cs.ucl.ac.uk.
13.64.16.128.in-addr.arpa domain name pointer boom.cs.ucl.ac.uk.
14.64.16.128.in-addr.arpa domain name pointer fab1.cs.ucl.ac.uk.
15.64.16.128.in-addr.arpa domain name pointer ja2.cs.ucl.ac.uk.
16.64.16.128.in-addr.arpa domain name pointer thud.cs.ucl.ac.uk.
17.64.16.128.in-addr.arpa domain name pointer club.cs.ucl.ac.uk.
18.64.16.128.in-addr.arpa domain name pointer roland.cs.ucl.ac.uk.
19.64.16.128.in-addr.arpa domain name pointer lad.cs.ucl.ac.uk.
20.64.16.128.in-addr.arpa domain name pointer vole.cs.ucl.ac.uk.
21.64.16.128.in-addr.arpa domain name pointer darkblue.cs.ucl.ac.uk.
22.64.16.128.in-addr.arpa domain name pointer rattus.cs.ucl.ac.uk.
23.64.16.128.in-addr.arpa domain name pointer pollo2.cs.ucl.ac.uk.
24.64.16.128.in-addr.arpa domain name pointer lea.cs.ucl.ac.uk.
25.64.16.128.in-addr.arpa domain name pointer perrins.cs.ucl.ac.uk.
26.64.16.128.in-addr.arpa domain name pointer basilico2.cs.ucl.ac.uk.
Host 27.64.16.128.in-addr.arpa not found: 3(NXDOMAIN)
28.64.16.128.in-addr.arpa domain name pointer ascend.cs.ucl.ac.uk.
29.64.16.128.in-addr.arpa domain name pointer 6wind.cs.ucl.ac.uk.
30.64.16.128.in-addr.arpa domain name pointer cbt2.cs.ucl.ac.uk.
31.64.16.128.in-addr.arpa domain name pointer roybook.cs.ucl.ac.uk.
32.64.16.128.in-addr.arpa domain name pointer jaguar.cs.ucl.ac.uk.
33.64.16.128.in-addr.arpa domain name pointer starlight.cs.ucl.ac.uk.
34.64.16.128.in-addr.arpa domain name pointer soohyunc.cs.ucl.ac.uk.
35.64.16.128.in-addr.arpa domain name pointer rat.cs.ucl.ac.uk.
Host 36.64.16.128.in-addr.arpa not found: 3(NXDOMAIN)
37.64.16.128.in-addr.arpa domain name pointer skiathos.cs.ucl.ac.uk.
38.64.16.128.in-addr.arpa domain name pointer lorien2.cs.ucl.ac.uk.
39.64.16.128.in-addr.arpa domain name pointer thrombin2.cs.ucl.ac.uk.
40.64.16.128.in-addr.arpa domain name pointer kissavos.cs.ucl.ac.uk.
41.64.16.128.in-addr.arpa domain name pointer astokes.cs.ucl.ac.uk.
42.64.16.128.in-addr.arpa domain name pointer kenly2.cs.ucl.ac.uk.
43.64.16.128.in-addr.arpa domain name pointer grazie.cs.ucl.ac.uk.
44.64.16.128.in-addr.arpa domain name pointer starship.cs.ucl.ac.uk.
45.64.16.128.in-addr.arpa domain name pointer eucharisto.cs.ucl.ac.uk.
46.64.16.128.in-addr.arpa domain name pointer cabarina.cs.ucl.ac.uk.
47.64.16.128.in-addr.arpa domain name pointer foo.cs.ucl.ac.uk.
48.64.16.128.in-addr.arpa domain name pointer llygoden.cs.ucl.ac.uk.
49.64.16.128.in-addr.arpa domain name pointer cheese.cs.ucl.ac.uk.
50.64.16.128.in-addr.arpa domain name pointer escargot.cs.ucl.ac.uk.
51.64.16.128.in-addr.arpa domain name pointer dhanyabad.cs.ucl.ac.uk.
52.64.16.128.in-addr.arpa domain name pointer young.cs.ucl.ac.uk.
53.64.16.128.in-addr.arpa domain name pointer medal.cs.ucl.ac.uk.
54.64.16.128.in-addr.arpa domain name pointer pscg11.cs.ucl.ac.uk.
55.64.16.128.in-addr.arpa domain name pointer sophie.cs.ucl.ac.uk.
56.64.16.128.in-addr.arpa domain name pointer smash.cs.ucl.ac.uk.
57.64.16.128.in-addr.arpa domain name pointer shogun.cs.ucl.ac.uk.
58.64.16.128.in-addr.arpa domain name pointer ammon.cs.ucl.ac.uk.
59.64.16.128.in-addr.arpa domain name pointer crunch.cs.ucl.ac.uk.
60.64.16.128.in-addr.arpa domain name pointer doolittle.cs.ucl.ac.uk.
61.64.16.128.in-addr.arpa domain name pointer hyspec.cs.ucl.ac.uk.
62.64.16.128.in-addr.arpa domain name pointer juliet.cs.ucl.ac.uk.
63.64.16.128.in-addr.arpa domain name pointer kirki.cs.ucl.ac.uk.
64.64.16.128.in-addr.arpa domain name pointer ess2.cs.ucl.ac.uk.
65.64.16.128.in-addr.arpa domain name pointer flakeway.cs.ucl.ac.uk.
66.64.16.128.in-addr.arpa domain name pointer bang.cs.ucl.ac.uk.
67.64.16.128.in-addr.arpa domain name pointer gnat.cs.ucl.ac.uk.
68.64.16.128.in-addr.arpa domain name pointer oneman.cs.ucl.ac.uk.
69.64.16.128.in-addr.arpa domain name pointer pontiki.cs.ucl.ac.uk.
70.64.16.128.in-addr.arpa domain name pointer lynn.cs.ucl.ac.uk.
71.64.16.128.in-addr.arpa domain name pointer shaggy.cs.ucl.ac.uk.
72.64.16.128.in-addr.arpa domain name pointer bang2.cs.ucl.ac.uk.
73.64.16.128.in-addr.arpa domain name pointer scary.cs.ucl.ac.uk.
74.64.16.128.in-addr.arpa domain name pointer posh.cs.ucl.ac.uk.
75.64.16.128.in-addr.arpa domain name pointer baby.cs.ucl.ac.uk.
76.64.16.128.in-addr.arpa domain name pointer ginger.cs.ucl.ac.uk.
77.64.16.128.in-addr.arpa domain name pointer sporty.cs.ucl.ac.uk.
78.64.16.128.in-addr.arpa domain name pointer briana.cs.ucl.ac.uk.
79.64.16.128.in-addr.arpa domain name pointer anatol.cs.ucl.ac.uk.
80.64.16.128.in-addr.arpa domain name pointer calypso.cs.ucl.ac.uk.
81.64.16.128.in-addr.arpa domain name pointer curry2.cs.ucl.ac.uk.
82.64.16.128.in-addr.arpa domain name pointer lanntarra.cs.ucl.ac.uk.
83.64.16.128.in-addr.arpa domain name pointer bantam.cs.ucl.ac.uk.
84.64.16.128.in-addr.arpa domain name pointer borg.cs.ucl.ac.uk.
85.64.16.128.in-addr.arpa domain name pointer locutus.cs.ucl.ac.uk.
86.64.16.128.in-addr.arpa domain name pointer purple.cs.ucl.ac.uk.
87.64.16.128.in-addr.arpa domain name pointer edna.cs.ucl.ac.uk.
88.64.16.128.in-addr.arpa domain name pointer sunybay.cs.ucl.ac.uk.
89.64.16.128.in-addr.arpa domain name pointer avalon.cs.ucl.ac.uk.
90.64.16.128.in-addr.arpa domain name pointer smash2.cs.ucl.ac.uk.
91.64.16.128.in-addr.arpa domain name pointer olympos.cs.ucl.ac.uk.
92.64.16.128.in-addr.arpa domain name pointer ikaros.cs.ucl.ac.uk.
93.64.16.128.in-addr.arpa domain name pointer parnonas.cs.ucl.ac.uk.
94.64.16.128.in-addr.arpa domain name pointer elikonas.cs.ucl.ac.uk.
95.64.16.128.in-addr.arpa domain name pointer taygetos.cs.ucl.ac.uk.
96.64.16.128.in-addr.arpa domain name pointer huron.cs.ucl.ac.uk.
97.64.16.128.in-addr.arpa domain name pointer exodus.cs.ucl.ac.uk.
Host 98.64.16.128.in-addr.arpa not found: 3(NXDOMAIN)
99.64.16.128.in-addr.arpa domain name pointer bohemian.cs.ucl.ac.uk.
100.64.16.128.in-addr.arpa domain name pointer nqamice.cs.ucl.ac.uk.
101.64.16.128.in-addr.arpa domain name pointer mice-probe1.cs.ucl.ac.uk.
102.64.16.128.in-addr.arpa domain name pointer marine.cs.ucl.ac.uk.
103.64.16.128.in-addr.arpa domain name pointer britney.cs.ucl.ac.uk.
104.64.16.128.in-addr.arpa domain name pointer themida.cs.ucl.ac.uk.
105.64.16.128.in-addr.arpa domain name pointer demeter.cs.ucl.ac.uk.
106.64.16.128.in-addr.arpa domain name pointer amphion.cs.ucl.ac.uk.
107.64.16.128.in-addr.arpa domain name pointer chiron.cs.ucl.ac.uk.
108.64.16.128.in-addr.arpa domain name pointer dannii.cs.ucl.ac.uk.
109.64.16.128.in-addr.arpa domain name pointer hotpot2.cs.ucl.ac.uk.
110.64.16.128.in-addr.arpa domain name pointer tempmice.cs.ucl.ac.uk.
111.64.16.128.in-addr.arpa domain name pointer scooby2.cs.ucl.ac.uk.
112.64.16.128.in-addr.arpa domain name pointer scrappy2.cs.ucl.ac.uk.
113.64.16.128.in-addr.arpa domain name pointer tempmice1.cs.ucl.ac.uk.
114.64.16.128.in-addr.arpa domain name pointer tempmice2.cs.ucl.ac.uk.
115.64.16.128.in-addr.arpa domain name pointer m022.cs.ucl.ac.uk.
116.64.16.128.in-addr.arpa domain name pointer moorhouse.cs.ucl.ac.uk.
117.64.16.128.in-addr.arpa domain name pointer fuller.cs.ucl.ac.uk.
118.64.16.128.in-addr.arpa domain name pointer evian.cs.ucl.ac.uk.
119.64.16.128.in-addr.arpa domain name pointer aironet1.cs.ucl.ac.uk.
120.64.16.128.in-addr.arpa domain name pointer aironet2.cs.ucl.ac.uk.
121.64.16.128.in-addr.arpa domain name pointer aironet3.cs.ucl.ac.uk.
122.64.16.128.in-addr.arpa domain name pointer aironet4.cs.ucl.ac.uk.
123.64.16.128.in-addr.arpa domain name pointer nkaveh.cs.ucl.ac.uk.
124.64.16.128.in-addr.arpa domain name pointer jkrishnan.cs.ucl.ac.uk.
125.64.16.128.in-addr.arpa domain name pointer rakester.cs.ucl.ac.uk.
126.64.16.128.in-addr.arpa domain name pointer dean2.cs.ucl.ac.uk.
127.64.16.128.in-addr.arpa domain name pointer themida-w1.cs.ucl.ac.uk.
128.64.16.128.in-addr.arpa domain name pointer riddlesdown2.cs.ucl.ac.uk.
129.64.16.128.in-addr.arpa domain name pointer wallop.cs.ucl.ac.uk.
130.64.16.128.in-addr.arpa domain name pointer gregmice1.cs.ucl.ac.uk.
131.64.16.128.in-addr.arpa domain name pointer gregmice2.cs.ucl.ac.uk.
132.64.16.128.in-addr.arpa domain name pointer gregmice3.cs.ucl.ac.uk.
133.64.16.128.in-addr.arpa domain name pointer gregmice4.cs.ucl.ac.uk.
134.64.16.128.in-addr.arpa domain name pointer gregmice5.cs.ucl.ac.uk.
135.64.16.128.in-addr.arpa domain name pointer gregmice6.cs.ucl.ac.uk.
136.64.16.128.in-addr.arpa domain name pointer thlemahos-1.cs.ucl.ac.uk.
137.64.16.128.in-addr.arpa domain name pointer thlemahos-2.cs.ucl.ac.uk.
138.64.16.128.in-addr.arpa domain name pointer thlemahos-3.cs.ucl.ac.uk.
139.64.16.128.in-addr.arpa domain name pointer thlemahos-4.cs.ucl.ac.uk.
140.64.16.128.in-addr.arpa domain name pointer thlemahos-5.cs.ucl.ac.uk.
141.64.16.128.in-addr.arpa domain name pointer lamb.cs.ucl.ac.uk.
142.64.16.128.in-addr.arpa domain name pointer tao.cs.ucl.ac.uk.
143.64.16.128.in-addr.arpa domain name pointer caterham2.cs.ucl.ac.uk.
144.64.16.128.in-addr.arpa domain name pointer themida-gprs.cs.ucl.ac.uk.
145.64.16.128.in-addr.arpa domain name pointer hornet.cs.ucl.ac.uk.
146.64.16.128.in-addr.arpa domain name pointer awettern.cs.ucl.ac.uk.
147.64.16.128.in-addr.arpa domain name pointer street.cs.ucl.ac.uk.
148.64.16.128.in-addr.arpa domain name pointer becks.cs.ucl.ac.uk.
149.64.16.128.in-addr.arpa domain name pointer bang3.cs.ucl.ac.uk.
150.64.16.128.in-addr.arpa domain name pointer bang4.cs.ucl.ac.uk.
151.64.16.128.in-addr.arpa domain name pointer acropolis.cs.ucl.ac.uk.
152.64.16.128.in-addr.arpa domain name pointer himilce.cs.ucl.ac.uk.
153.64.16.128.in-addr.arpa domain name pointer kandinsky.cs.ucl.ac.uk.
154.64.16.128.in-addr.arpa domain name pointer thlemahos-6.cs.ucl.ac.uk.
155.64.16.128.in-addr.arpa domain name pointer thlemahos-7.cs.ucl.ac.uk.
156.64.16.128.in-addr.arpa domain name pointer thlemahos-8.cs.ucl.ac.uk.
157.64.16.128.in-addr.arpa domain name pointer billie.cs.ucl.ac.uk.
158.64.16.128.in-addr.arpa domain name pointer rhapsody.cs.ucl.ac.uk.
159.64.16.128.in-addr.arpa domain name pointer canada.cs.ucl.ac.uk.
160.64.16.128.in-addr.arpa domain name pointer cassino.cs.ucl.ac.uk.
161.64.16.128.in-addr.arpa domain name pointer kylie.cs.ucl.ac.uk.
162.64.16.128.in-addr.arpa domain name pointer za2.cs.ucl.ac.uk.
163.64.16.128.in-addr.arpa domain name pointer miro.cs.ucl.ac.uk.
164.64.16.128.in-addr.arpa domain name pointer maclay.cs.ucl.ac.uk.
165.64.16.128.in-addr.arpa domain name pointer curlywurly.cs.ucl.ac.uk.
166.64.16.128.in-addr.arpa domain name pointer bounty.cs.ucl.ac.uk.
167.64.16.128.in-addr.arpa domain name pointer kitkat.cs.ucl.ac.uk.
168.64.16.128.in-addr.arpa domain name pointer marathon.cs.ucl.ac.uk.
169.64.16.128.in-addr.arpa domain name pointer flake.cs.ucl.ac.uk.
170.64.16.128.in-addr.arpa domain name pointer twix.cs.ucl.ac.uk.
171.64.16.128.in-addr.arpa domain name pointer fab.cs.ucl.ac.uk.
172.64.16.128.in-addr.arpa domain name pointer cornetto.cs.ucl.ac.uk.
173.64.16.128.in-addr.arpa domain name pointer feast.cs.ucl.ac.uk.
174.64.16.128.in-addr.arpa domain name pointer magnum.cs.ucl.ac.uk.
175.64.16.128.in-addr.arpa domain name pointer solero.cs.ucl.ac.uk.
176.64.16.128.in-addr.arpa domain name pointer twister.cs.ucl.ac.uk.
177.64.16.128.in-addr.arpa domain name pointer thlemachos-6.cs.ucl.ac.uk.
178.64.16.128.in-addr.arpa domain name pointer thlemachos-7.cs.ucl.ac.uk.
179.64.16.128.in-addr.arpa domain name pointer herald2.cs.ucl.ac.uk.
180.64.16.128.in-addr.arpa domain name pointer crash.cs.ucl.ac.uk.
181.64.16.128.in-addr.arpa domain name pointer adam2.cs.ucl.ac.uk.
182.64.16.128.in-addr.arpa domain name pointer happy.cs.ucl.ac.uk.
183.64.16.128.in-addr.arpa domain name pointer nausica.cs.ucl.ac.uk.
184.64.16.128.in-addr.arpa domain name pointer asosan.cs.ucl.ac.uk.
185.64.16.128.in-addr.arpa domain name pointer lodgie.cs.ucl.ac.uk.
186.64.16.128.in-addr.arpa domain name pointer arnet.cs.ucl.ac.uk.
187.64.16.128.in-addr.arpa domain name pointer mayhem.cs.ucl.ac.uk.
188.64.16.128.in-addr.arpa domain name pointer herring.cs.ucl.ac.uk.
189.64.16.128.in-addr.arpa domain name pointer trousers2.cs.ucl.ac.uk.
190.64.16.128.in-addr.arpa domain name pointer knight2.cs.ucl.ac.uk.
191.64.16.128.in-addr.arpa domain name pointer buran2.cs.ucl.ac.uk.
192.64.16.128.in-addr.arpa domain name pointer equator1.cs.ucl.ac.uk.
193.64.16.128.in-addr.arpa domain name pointer equator2.cs.ucl.ac.uk.
194.64.16.128.in-addr.arpa domain name pointer equator3.cs.ucl.ac.uk.
195.64.16.128.in-addr.arpa domain name pointer equator4.cs.ucl.ac.uk.
196.64.16.128.in-addr.arpa domain name pointer snickers.cs.ucl.ac.uk.
197.64.16.128.in-addr.arpa domain name pointer achoi.cs.ucl.ac.uk.
198.64.16.128.in-addr.arpa domain name pointer heywon.cs.ucl.ac.uk.
199.64.16.128.in-addr.arpa domain name pointer aeolos.cs.ucl.ac.uk.
200.64.16.128.in-addr.arpa domain name pointer athene.cs.ucl.ac.uk.
201.64.16.128.in-addr.arpa domain name pointer chiquito.cs.ucl.ac.uk.
202.64.16.128.in-addr.arpa domain name pointer persephone.cs.ucl.ac.uk.
203.64.16.128.in-addr.arpa domain name pointer dopey2.cs.ucl.ac.uk.
204.64.16.128.in-addr.arpa domain name pointer rhubarb.cs.ucl.ac.uk.
205.64.16.128.in-addr.arpa domain name pointer bellini2.cs.ucl.ac.uk.
206.64.16.128.in-addr.arpa domain name pointer vindaloo.cs.ucl.ac.uk.
207.64.16.128.in-addr.arpa domain name pointer ahaggar2.cs.ucl.ac.uk.
208.64.16.128.in-addr.arpa domain name pointer mozzarella2.cs.ucl.ac.uk.
209.64.16.128.in-addr.arpa domain name pointer wurst2.cs.ucl.ac.uk.
210.64.16.128.in-addr.arpa domain name pointer mousakas2.cs.ucl.ac.uk.
211.64.16.128.in-addr.arpa domain name pointer velocity2.cs.ucl.ac.uk.
212.64.16.128.in-addr.arpa domain name pointer height2.cs.ucl.ac.uk.
213.64.16.128.in-addr.arpa domain name pointer kebab2.cs.ucl.ac.uk.
214.64.16.128.in-addr.arpa domain name pointer halbook2.cs.ucl.ac.uk.
215.64.16.128.in-addr.arpa domain name pointer sheng.cs.ucl.ac.uk.
216.64.16.128.in-addr.arpa domain name pointer helios2.cs.ucl.ac.uk.
217.64.16.128.in-addr.arpa domain name pointer ebygum.cs.ucl.ac.uk.
218.64.16.128.in-addr.arpa domain name pointer gorsebank.cs.ucl.ac.uk.
219.64.16.128.in-addr.arpa domain name pointer deimos2.cs.ucl.ac.uk.
220.64.16.128.in-addr.arpa domain name pointer celine.cs.ucl.ac.uk.
221.64.16.128.in-addr.arpa domain name pointer bernard.cs.ucl.ac.uk.
222.64.16.128.in-addr.arpa domain name pointer jjordan.cs.ucl.ac.uk.
223.64.16.128.in-addr.arpa domain name pointer ecuador.cs.ucl.ac.uk.
224.64.16.128.in-addr.arpa domain name pointer wewl1.cs.ucl.ac.uk.
225.64.16.128.in-addr.arpa domain name pointer wewl2.cs.ucl.ac.uk.
226.64.16.128.in-addr.arpa domain name pointer wewl3.cs.ucl.ac.uk.
227.64.16.128.in-addr.arpa domain name pointer jon-wl.cs.ucl.ac.uk.
Host 228.64.16.128.in-addr.arpa not found: 3(NXDOMAIN)
229.64.16.128.in-addr.arpa domain name pointer harzer2.cs.ucl.ac.uk.
230.64.16.128.in-addr.arpa domain name pointer wavelan-1.cs.ucl.ac.uk.
231.64.16.128.in-addr.arpa domain name pointer wavelan-2.cs.ucl.ac.uk.
232.64.16.128.in-addr.arpa domain name pointer equator5.cs.ucl.ac.uk.
233.64.16.128.in-addr.arpa domain name pointer equator6.cs.ucl.ac.uk.
234.64.16.128.in-addr.arpa domain name pointer equator7.cs.ucl.ac.uk.
235.64.16.128.in-addr.arpa domain name pointer equator8.cs.ucl.ac.uk.
236.64.16.128.in-addr.arpa domain name pointer virtualight2.cs.ucl.ac.uk.
237.64.16.128.in-addr.arpa domain name pointer ingemar.cs.ucl.ac.uk.
238.64.16.128.in-addr.arpa domain name pointer qos-gw-1.cs.ucl.ac.uk.
239.64.16.128.in-addr.arpa domain name pointer carp2.cs.ucl.ac.uk.
240.64.16.128.in-addr.arpa domain name pointer weisswurst2.cs.ucl.ac.uk.
241.64.16.128.in-addr.arpa domain name pointer atlantis2.cs.ucl.ac.uk.
242.64.16.128.in-addr.arpa domain name pointer wychwood.cs.ucl.ac.uk.
243.64.16.128.in-addr.arpa domain name pointer eve.cs.ucl.ac.uk.
244.64.16.128.in-addr.arpa domain name pointer hamsalad2.cs.ucl.ac.uk.
245.64.16.128.in-addr.arpa domain name pointer redhill2.cs.ucl.ac.uk.
246.64.16.128.in-addr.arpa domain name pointer landlord.cs.ucl.ac.uk.
247.64.16.128.in-addr.arpa domain name pointer hfuchs2.cs.ucl.ac.uk.
Host 248.64.16.128.in-addr.arpa not found: 3(NXDOMAIN)
249.64.16.128.in-addr.arpa domain name pointer mrogers.cs.ucl.ac.uk.
250.64.16.128.in-addr.arpa domain name pointer cid.cs.ucl.ac.uk.
251.64.16.128.in-addr.arpa domain name pointer quokka.cs.ucl.ac.uk.
252.64.16.128.in-addr.arpa domain name pointer echidna.cs.ucl.ac.uk.
253.64.16.128.in-addr.arpa domain name pointer herald.cs.ucl.ac.uk.
Host 254.64.16.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 255.64.16.128.in-addr.arpa not found: 3(NXDOMAIN)