Summary

ASN	AS8220 COLT Technology Services Group Limited
BGP	212.203.64.0/18
IPs with RDNS	86
Hosted Domains	0
Pingable IPs	56
Router IPs	20


212.203.103.0	—	0
212.203.103.1	fa6-21.ar8.gva.ch.colt.net	0
212.203.103.2	interoute.cpe.gva.ch.colt.net	0
212.203.103.3	—	0
212.203.103.4	—	0
212.203.103.5	pw-ether69.15-lo0-sr2.gva.router.colt.net	0
212.203.103.6	—	0
212.203.103.7	—	0
212.203.103.8	—	0
212.203.103.9	—	0
212.203.103.10	—	0
212.203.103.11	—	0
212.203.103.12	—	0
212.203.103.13	se4-0-1-1-2-3.ar7.gva.ch.colt.net	0
212.203.103.14	echovox.cpe.gva.ch.colt.net	0
212.203.103.15	—	0
212.203.103.16	—	0
212.203.103.17	—	0
212.203.103.18	—	0
212.203.103.19	—	0
212.203.103.20	—	0
212.203.103.21	atm6-0-1103.ar3.gva.ch.colt.net	0
212.203.103.22	franklin.cpe.gva.ch.colt.net	0
212.203.103.23	—	0
212.203.103.24	—	0
212.203.103.25	bvi79.ar3.gva.ch.colt.net	0
212.203.103.26	sedelec.cpe.gva.ch.colt.net	0
212.203.103.27	—	0
212.203.103.28	—	0
212.203.103.29	—	0
212.203.103.30	—	0
212.203.103.31	—	0
212.203.103.32	—	0
212.203.103.33	—	0
212.203.103.34	—	0
212.203.103.35	—	0
212.203.103.36	—	0
212.203.103.37	—	0
212.203.103.38	—	0
212.203.103.39	—	0
212.203.103.40	—	0
212.203.103.41	se2-0-6.ar4.gva.ch.colt.net	0
212.203.103.42	cpech_gva000155.ia.colt.net	0
212.203.103.43	—	0
212.203.103.44	—	0
212.203.103.45	se4-0-1-1-7-2.ar7.gva.ch.colt.net	0
212.203.103.46	gunvornew.cpe.gva.ch.colt.net	0
212.203.103.47	—	0
212.203.103.48	—	0
212.203.103.49	se4-0-1-1-7-3.ar7.gva.ch.colt.net	0
212.203.103.50	gunvornew2.cpe.gva.ch.colt.net	0
212.203.103.51	—	0
212.203.103.52	—	0
212.203.103.53	atm4-0-1053.ar5.gva.ch.colt.net	0
212.203.103.54	pke.cpe.brn.ch.colt.net	0
212.203.103.55	—	0
212.203.103.56	—	0
212.203.103.57	atm6-0-1152.ar3.gva.ch.colt.net	0
212.203.103.58	adp.cpe.gva.ch.colt.net	0
212.203.103.59	—	0
212.203.103.60	—	0
212.203.103.61	se6-0-2.ar2.gva.ch.colt.net	0
212.203.103.62	cpech_qls000080.ia.colt.net	0
212.203.103.63	—	0
212.203.103.64	—	0
212.203.103.65	atm6-0-1153.ar3.gva.ch.colt.net	0
212.203.103.66	adp.cpe.gva.ch.colt.net	0
212.203.103.67	—	0
212.203.103.68	—	0
212.203.103.69	atm4-0-1056.ar5.gva.ch.colt.net	0
212.203.103.70	emch.cpe.brn.ch.colt.net	0
212.203.103.71	—	0
212.203.103.72	—	0
212.203.103.73	atm4-0-1055.ar5.gva.ch.colt.net	0
212.203.103.74	bratschiwiederkehr.cpe.brn.ch.colt.net	0
212.203.103.75	—	0
212.203.103.76	—	0
212.203.103.77	se3-0-13.ar2.gva.ch.colt.net	0
212.203.103.78	sogemco.cpe.gva.ch.colt.net	0
212.203.103.79	—	0
212.203.103.80	—	0
212.203.103.81	atm4-0-1057.ar5.gva.ch.colt.net	0
212.203.103.82	vbv.cpe.brn.ch.colt.net	0
212.203.103.83	—	0
212.203.103.84	—	0
212.203.103.85	bvi63.ar3.gva.ch.colt.net	0
212.203.103.86	berlitzruedelalouve.cpe.gva.ch.colt.net	0
212.203.103.87	—	0
212.203.103.88	—	0
212.203.103.89	se4-0-1-1-4-3.ar7.gva.ch.colt.net	0
212.203.103.90	cpech_gva002631.ia.colt.net	0
212.203.103.91	—	0
212.203.103.92	—	0
212.203.103.93	se4-0-1-1-5-1.ar7.gva.ch.colt.net	0
212.203.103.94	wmo1.cpe.gva.ch.colt.net	0
212.203.103.95	—	0
212.203.103.96	—	0
212.203.103.97	atm6-0-1109.ar3.gva.ch.colt.net	0
212.203.103.98	caprinco.cpe.gva.ch.colt.net	0
212.203.103.99	—	0
212.203.103.100	—	0
212.203.103.101	se4-0-1-1-5-2.ar7.gva.ch.colt.net	0
212.203.103.102	wmo2.cpe.gva.ch.colt.net	0
212.203.103.103	—	0
212.203.103.104	—	0
212.203.103.105	atm6-0-1172.ar3.gva.ch.colt.net	0
212.203.103.106	globalwealth.cpe.gva.ch.colt.net	0
212.203.103.107	—	0
212.203.103.108	—	0
212.203.103.109	—	0
212.203.103.110	—	0
212.203.103.111	—	0
212.203.103.112	—	0
212.203.103.113	—	0
212.203.103.114	—	0
212.203.103.115	—	0
212.203.103.116	—	0
212.203.103.117	—	0
212.203.103.118	—	0
212.203.103.119	—	0
212.203.103.120	—	0
212.203.103.121	pw-ether15.5-lo0-sr2.gva.router.colt.net	0
212.203.103.122	appalooza-b.cpe.brn.ch.colt.net	0
212.203.103.123	—	0
212.203.103.124	—	0
212.203.103.125	atm6-0-1112.ar3.gva.ch.colt.net	0
212.203.103.126	moinas.cpe.gva.ch.colt.net	0
212.203.103.127	—	0
212.203.103.128	—	0
212.203.103.129	bvi67.ar5.gva.ch.colt.ch	0
212.203.103.130	outbox.cpe.brn.ch.colt.ch	0
212.203.103.131	—	0
212.203.103.132	—	0
212.203.103.133	—	0
212.203.103.134	—	0
212.203.103.135	—	0
212.203.103.136	—	0
212.203.103.137	—	0
212.203.103.138	—	0
212.203.103.139	—	0
212.203.103.140	—	0
212.203.103.141	se4-0-1-1-6-3.ar7.gva.ch.colt.net	0
212.203.103.142	jpmorgan.cpe.gva.ch.colt.net	0
212.203.103.143	—	0
212.203.103.144	—	0
212.203.103.145	—	0
212.203.103.146	—	0
212.203.103.147	—	0
212.203.103.148	—	0
212.203.103.149	vlan307.ar8.gva.ch.colt.net	0
212.203.103.150	wksbern.cpe.brn.ch.colt.net	0
212.203.103.151	—	0
212.203.103.152	—	0
212.203.103.153	atm6-0-1113.ar3.gva.ch.colt.net	0
212.203.103.154	vetusta.cpe.gva.ch.colt.net	0
212.203.103.155	—	0
212.203.103.156	—	0
212.203.103.157	—	0
212.203.103.158	cpech_lug059528.ia.colt.net	0
212.203.103.159	—	0
212.203.103.160	—	0
212.203.103.161	—	0
212.203.103.162	—	0
212.203.103.163	—	0
212.203.103.164	—	0
212.203.103.165	se3-0-7.ar2.gva.ch.colt.net	0
212.203.103.166	safdie2.cpe.gva.ch.colt.net	0
212.203.103.167	—	0
212.203.103.168	—	0
212.203.103.169	se2-0-11.ar7.zrh1.ch.colt.net	0
212.203.103.170	swissphoneactive.cpe.brn.ch.colt.net	0
212.203.103.171	—	0
212.203.103.172	—	0
212.203.103.173	—	0
212.203.103.174	—	0
212.203.103.175	—	0
212.203.103.176	—	0
212.203.103.177	se3-0-9.ar2.gva.ch.colt.net	0
212.203.103.178	tetrade.cpe.brn.ch.colt.net	0
212.203.103.179	—	0
212.203.103.180	—	0
212.203.103.181	—	0
212.203.103.182	—	0
212.203.103.183	—	0
212.203.103.184	—	0
212.203.103.185	—	0
212.203.103.186	—	0
212.203.103.187	—	0
212.203.103.188	pw-ether134.16-lo0-sr1.gva.router.colt.net	0
212.203.103.189	lo0-gva-ic-000197.ia.colt.net	0
212.203.103.190	pw-ether16.2-lo0-sr2.gva.router.colt.net	0
212.203.103.191	lo0-gva-ic-000198.ia.colt.net	0
212.203.103.192	—	0
212.203.103.193	bvi99.ar3.gva.ch.colt.net	0
212.203.103.194	deltatrust1.cpe.gva.ch.colt.net	0
212.203.103.195	—	0
212.203.103.196	—	0
212.203.103.197	—	0
212.203.103.198	—	0
212.203.103.199	—	0
212.203.103.200	—	0
212.203.103.201	se2-0-8.ar4.gva.ch.colt.net	0
212.203.103.202	cpech_lug000399.ia.colt.net	0
212.203.103.203	—	0
212.203.103.204	—	0
212.203.103.205	atm6-0-1122.ar3.gva.ch.colt.net	0
212.203.103.206	cpech_qls000066.ia.colt.net	0
212.203.103.207	—	0
212.203.103.208	—	0
212.203.103.209	—	0
212.203.103.210	—	0
212.203.103.211	—	0
212.203.103.212	—	0
212.203.103.213	—	0
212.203.103.214	—	0
212.203.103.215	—	0
212.203.103.216	—	0
212.203.103.217	atm4-0-1061.ar5.gva.ch.colt.net	0
212.203.103.218	dvbern.cpe.brn.ch.colt.net	0
212.203.103.219	—	0
212.203.103.220	—	0
212.203.103.221	atm6-0-1121.ar3.gva.ch.colt.net	0
212.203.103.222	swc.cpe.gva.ch.colt.net	0
212.203.103.223	—	0
212.203.103.224	—	0
212.203.103.225	—	0
212.203.103.226	cpech_gva000064.ia.colt.net	0
212.203.103.227	—	0
212.203.103.228	—	0
212.203.103.229	atm6-0-1110.ar3.gva.ch.colt.net	0
212.203.103.230	gcci.cpe.gva.ch.colt.net	0
212.203.103.231	—	0
212.203.103.232	—	0
212.203.103.233	—	0
212.203.103.234	—	0
212.203.103.235	—	0
212.203.103.236	—	0
212.203.103.237	se4-0-1-2-1-2.ar7.gva.ch.colt.net	0
212.203.103.238	cpech_gva088345.ia.colt.net	0
212.203.103.239	—	0
212.203.103.240	—	0
212.203.103.241	pw-ether29.72030-lo0-sr2.gva.router.colt.net	0
212.203.103.242	—	0
212.203.103.243	—	0
212.203.103.244	—	0
212.203.103.245	atm6-0-1126.ar3.gva.ch.colt.net	0
212.203.103.246	grains.cpe.gva.ch.colt.net	0
212.203.103.247	—	0
212.203.103.248	—	0
212.203.103.249	—	0
212.203.103.250	—	0
212.203.103.251	—	0
212.203.103.252	—	0
212.203.103.253	se4-0-1-2-1-3.ar7.gva.ch.colt.net	0
212.203.103.254	cpech_zlm001273.ia.colt.net	0
212.203.103.255	—	0

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.

traceroute -a -n -q1 -f5 212.203.103.77

traceroute to 212.203.103.77 (212.203.103.77): 64 hops max, 52 byte packets

5 [AS513] 192.65.185.165 0.69 ms

6 [AS8220] 212.203.103.77 3.692 ms

Measurement taken from

IPinfo ProbeNet in Geneve, CH

On November 14th 2025