Summary

ASN	AS1103 SURF B.V.
BGP	131.211.0.0/16
IPs with RDNS	108
Hosted Domains	0
Pingable IPs	78
Router IPs	1


131.211.30.0	—	0
131.211.30.1	—	0
131.211.30.2	—	0
131.211.30.3	—	0
131.211.30.4	—	0
131.211.30.5	—	0
131.211.30.6	—	0
131.211.30.7	—	0
131.211.30.8	nldc01.science.uu.nl	0
131.211.30.9	nldc02.science.uu.nl	0
131.211.30.10	nldctest.science.uu.nl	0
131.211.30.11	helix-visu001.science.uu.nl	0
131.211.30.12	helix-visu002.science.uu.nl	0
131.211.30.13	cs03.science.uu.nl	0
131.211.30.14	hera.science.uu.nl	0
131.211.30.15	obi1.science.uu.nl	0
131.211.30.16	nano.science.uu.nl	0
131.211.30.17	thor.science.uu.nl	0
131.211.30.18	odin.science.uu.nl	0
131.211.30.19	gbetron.science.uu.nl	0
131.211.30.20	markov.science.uu.nl	0
131.211.30.21	—	0
131.211.30.22	emma.science.uu.nl	0
131.211.30.23	columbus.science.uu.nl	0
131.211.30.24	pico.science.uu.nl	0
131.211.30.25	helix.science.uu.nl	0
131.211.30.26	helix-storage.science.uu.nl	0
131.211.30.27	helix-visu003.science.uu.nl	0
131.211.30.28	helix-visu004.science.uu.nl	0
131.211.30.29	lorenz.science.uu.nl	0
131.211.30.30	angstrom.science.uu.nl	0
131.211.30.31	aenetone.science.uu.nl	0
131.211.30.32	angstrom-storage.science.uu.nl	0
131.211.30.33	angstrom-storage2.science.uu.nl	0
131.211.30.34	—	0
131.211.30.35	science-bs35-todo.science.uu.nl	0
131.211.30.36	science-bs36.science.uu.nl	0
131.211.30.37	science-bs37.science.uu.nl	0
131.211.30.38	science-bs38.science.uu.nl	0
131.211.30.39	science-bs39.science.uu.nl	0
131.211.30.40	science-bs40.science.uu.nl	0
131.211.30.41	science-bs41.science.uu.nl	0
131.211.30.42	science-bs42.science.uu.nl	0
131.211.30.43	science-bs43.science.uu.nl	0
131.211.30.44	science-bs44.science.uu.nl	0
131.211.30.45	science-bs45.science.uu.nl	0
131.211.30.46	science-bs46.science.uu.nl	0
131.211.30.47	science-bs47.science.uu.nl	0
131.211.30.48	science-bs48.science.uu.nl	0
131.211.30.49	science-bs49.science.uu.nl	0
131.211.30.50	science-bs50.science.uu.nl	0
131.211.30.51	cs01.science.uu.nl	0
131.211.30.52	cs02.science.uu.nl	0
131.211.30.53	science-bs51.science.uu.nl	0
131.211.30.54	—	0
131.211.30.55	—	0
131.211.30.56	—	0
131.211.30.57	—	0
131.211.30.58	—	0
131.211.30.59	—	0
131.211.30.60	wolpert.science.uu.nl	0
131.211.30.61	—	0
131.211.30.62	—	0
131.211.30.63	—	0
131.211.30.64	—	0
131.211.30.65	—	0
131.211.30.66	—	0
131.211.30.67	—	0
131.211.30.68	—	0
131.211.30.69	—	0
131.211.30.70	—	0
131.211.30.71	—	0
131.211.30.72	—	0
131.211.30.73	—	0
131.211.30.74	—	0
131.211.30.75	—	0
131.211.30.76	—	0
131.211.30.77	—	0
131.211.30.78	—	0
131.211.30.79	—	0
131.211.30.80	—	0
131.211.30.81	—	0
131.211.30.82	—	0
131.211.30.83	—	0
131.211.30.84	—	0
131.211.30.85	—	0
131.211.30.86	—	0
131.211.30.87	—	0
131.211.30.88	—	0
131.211.30.89	—	0
131.211.30.90	—	0
131.211.30.91	—	0
131.211.30.92	—	0
131.211.30.93	—	0
131.211.30.94	—	0
131.211.30.95	—	0
131.211.30.96	—	0
131.211.30.97	—	0
131.211.30.98	—	0
131.211.30.99	—	0
131.211.30.100	—	0
131.211.30.101	sbc-storage1.science.uu.nl	0
131.211.30.102	sbc-storage2.science.uu.nl	0
131.211.30.103	sbc-storage3.science.uu.nl	0
131.211.30.104	—	0
131.211.30.105	—	0
131.211.30.106	—	0
131.211.30.107	—	0
131.211.30.108	—	0
131.211.30.109	—	0
131.211.30.110	—	0
131.211.30.111	—	0
131.211.30.112	—	0
131.211.30.113	—	0
131.211.30.114	—	0
131.211.30.115	—	0
131.211.30.116	—	0
131.211.30.117	—	0
131.211.30.118	—	0
131.211.30.119	—	0
131.211.30.120	—	0
131.211.30.121	—	0
131.211.30.122	—	0
131.211.30.123	—	0
131.211.30.124	—	0
131.211.30.125	science-vsabc.science.uu.nl	0
131.211.30.126	begin-van-vm-range.science.uu.nl	0
131.211.30.127	—	0
131.211.30.128	—	0
131.211.30.129	gateway-372.science.uu.nl	0
131.211.30.130	lif-netapp-s053-data-nfs-vserverbeta01-vlan-372.science.uu.nl	0
131.211.30.131	lif-netapp-s055-data-nfs-vserverbeta01-vlan-372.science.uu.nl	0
131.211.30.132	lif-netapp-s057-data-nfs-vserverbeta01-vlan-372.science.uu.nl	0
131.211.30.133	lif-netapp-s059-data-nfs-vserverbeta01-vlan-372.science.uu.nl	0
131.211.30.134	dodo.science.uu.nl	0
131.211.30.135	science-bs18.science.uu.nl	0
131.211.30.136	science-vs335.science.uu.nl	0
131.211.30.137	science-vs155.science.uu.nl	0
131.211.30.138	lif-netapp-s053-data-nfs-vserverbeta02-vlan-372.science.uu.nl	0
131.211.30.139	lif-netapp-s055-data-nfs-vserverbeta02-vlan-372.science.uu.nl	0
131.211.30.140	lif-netapp-s057-data-nfs-vserverbeta02-vlan-372.science.uu.nl	0
131.211.30.141	lif-netapp-s059-data-nfs-vserverbeta02-vlan-372.science.uu.nl	0
131.211.30.142	science-vs199.science.uu.nl	0
131.211.30.143	science-vs120.science.uu.nl	0
131.211.30.144	science-vs325.science.uu.nl	0
131.211.30.145	netapp1.science.uu.nl	0
131.211.30.146	netapp1-nfs.science.uu.nl	0
131.211.30.147	wp0875.science.uu.nl	0
131.211.30.148	fm-client.science.uu.nl	0
131.211.30.149	lt0140.science.uu.nl	0
131.211.30.150	la0261.science.uu.nl	0
131.211.30.151	—	0
131.211.30.152	—	0
131.211.30.153	science-vs00.science.uu.nl	0
131.211.30.154	science-vs347.science.uu.nl	0
131.211.30.155	science-vs204.science.uu.nl	0
131.211.30.156	—	0
131.211.30.157	science-vs357.science.uu.nl	0
131.211.30.158	science-vs93.science.uu.nl	0
131.211.30.159	—	0
131.211.30.160	—	0
131.211.30.161	—	0
131.211.30.162	alma9-basis.science.uu.nl	0
131.211.30.163	ubuntu-2204-basis.science.uu.nl	0
131.211.30.164	science-vs237.science.uu.nl	0
131.211.30.165	alma8-basis.science.uu.nl	0
131.211.30.166	sl-7-basis.science.uu.nl	0
131.211.30.167	ubuntu-2404-basis.science.uu.nl	0
131.211.30.168	alma9-minimal.science.uu.nl	0
131.211.30.169	—	0
131.211.30.170	w2k22-basis.science.uu.nl	0
131.211.30.171	—	0
131.211.30.172	science-vs342.science.uu.nl	0
131.211.30.173	science-vs393.science.uu.nl	0
131.211.30.174	—	0
131.211.30.175	science-vs321.science.uu.nl	0
131.211.30.176	science-vs221.science.uu.nl	0
131.211.30.177	—	0
131.211.30.178	science-vs264.science.uu.nl	0
131.211.30.179	science-vs307.science.uu.nl	0
131.211.30.180	—	0
131.211.30.181	—	0
131.211.30.182	lif-netapp-s045-data-nfs-vserverbeta01-vlan-372.science.uu.nl	0
131.211.30.183	lif-netapp-s047-data-nfs-vserverbeta01-vlan-372.science.uu.nl	0
131.211.30.184	lif-netapp-s049-data-nfs-vserverbeta01-vlan-372.science.uu.nl	0
131.211.30.185	lif-netapp-s051-data-nfs-vserverbeta01-vlan-372.science.uu.nl	0
131.211.30.186	lif-netapp-s045-data-nfs-vserverbeta02-vlan-372.science.uu.nl	0
131.211.30.187	lif-netapp-s047-data-nfs-vserverbeta02-vlan-372.science.uu.nl	0
131.211.30.188	lif-netapp-s049-data-nfs-vserverbeta02-vlan-372.science.uu.nl	0
131.211.30.189	lif-netapp-s051-data-nfs-vserverbeta02-vlan-372.science.uu.nl	0
131.211.30.190	—	0
131.211.30.191	—	0
131.211.30.192	—	0
131.211.30.193	gateway	0
131.211.30.194	—	0
131.211.30.195	—	0
131.211.30.196	—	0
131.211.30.197	—	0
131.211.30.198	—	0
131.211.30.199	—	0
131.211.30.200	—	0
131.211.30.201	—	0
131.211.30.202	—	0
131.211.30.203	—	0
131.211.30.204	—	0
131.211.30.205	—	0
131.211.30.206	—	0
131.211.30.207	—	0
131.211.30.208	—	0
131.211.30.209	—	0
131.211.30.210	—	0
131.211.30.211	—	0
131.211.30.212	—	0
131.211.30.213	—	0
131.211.30.214	—	0
131.211.30.215	—	0
131.211.30.216	—	0
131.211.30.217	—	0
131.211.30.218	—	0
131.211.30.219	—	0
131.211.30.220	—	0
131.211.30.221	—	0
131.211.30.222	—	0
131.211.30.223	—	0
131.211.30.224	—	0
131.211.30.225	—	0
131.211.30.226	—	0
131.211.30.227	—	0
131.211.30.228	la0309.its.uu.nl	0
131.211.30.229	—	0
131.211.30.230	—	0
131.211.30.231	—	0
131.211.30.232	—	0
131.211.30.233	—	0
131.211.30.234	—	0
131.211.30.235	—	0
131.211.30.236	ldapproxy.science.uu.nl	0
131.211.30.237	la0337.its.uu.nl	0
131.211.30.238	lp0538.its.uu.nl	0
131.211.30.239	la0368.its.uu.nl	0
131.211.30.240	lp0574.its.uu.nl	0
131.211.30.241	la0260.its.uu.nl	0
131.211.30.242	—	0
131.211.30.243	—	0
131.211.30.244	—	0
131.211.30.245	—	0
131.211.30.246	—	0
131.211.30.247	—	0
131.211.30.248	—	0
131.211.30.249	—	0
131.211.30.250	—	0
131.211.30.251	—	0
131.211.30.252	—	0
131.211.30.253	—	0
131.211.30.254	lp0455.its.uu.nl	0
131.211.30.255	—	0

Traceroute

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

traceroute -a -n -q1 131.211.30.145

traceroute to 131.211.30.145 (131.211.30.145): 64 hops max, 52 byte packets

1 [AS50613] 37.235.49.2 201.811 ms

2 [AS1103] 131.211.30.145 39.986 ms

Measurement taken from

IPinfo ProbeNet in Hafnarfjoerdur, IS

On December 28th 2025