Whois: SURF B.V.
| Hosting Company: | SURF B.V.  |
| Hosting ASN: | AS1103 |
| Hosting Address: | SURFnet bv,P.O. Box 19035,NL - 3501 DA Utrecht,The Netherlands, |
| Hosting Country: |  Netherlands, Utrecht |
| Associated ASNums | AS1101, AS1133 |
SURF B.V. ip ranges
| # | Range | CDIR | Ip count | Name | Location |
|---|---|---|---|---|---|
| 1 | 130.89.0.0 - 130.89.255.255 | 130.89.0.0/16 | 66,536 | UTNET | Netherlands |
| 2 | 145.3.0.0 - 145.3.255.255 | 145.2.0.0/15 | 66,536 | UVA-NET | Netherlands |
| 3 | 145.97.24.0 - 145.97.31.255 | 145.97.24.0/21 | 2,048 | RU-NET | Netherlands |
| 4 | 145.100.188.0 - 145.100.191.255 | 145.100.0.0/15 | 1,024 | SNET-NIKHEF-LAN | Netherlands |
| 5 | 145.102.32.0 - 145.102.63.255 | 145.102.32.0/19 | 8,192 | digitalesleutel-net | Netherlands |
| 6 | 192.16.188.0 - 192.16.188.255 | 192.16.188.0/23 | 256 | SURFwim | Netherlands |
| 7 | 2001:610:510:: - 2001:610:510:ffff:ffff:ffff:ffff:ffff | 2001:610::/29 | 2^80 | as1103-NET-IPv6 | Netherlands |
| 8 | 2001:610:1a08:: - 2001:610:1a08:ffff:ffff:ffff:ffff:ffff | 2001:610:1a08::/48 | 2^80 | RUGNET-IPv6 | Netherlands, Groningen |
SURF B.V. domains (0 total)
| # | Name | IP | Rank | Updated |
|---|---|---|---|---|
| No results |
SURF B.V. users
| # | IP | OS | Browser | Updated |
|---|---|---|---|---|
| 1 | 130.89.144.170 |  Unknown OS Platform |
 Nutch |
Last seen: 22.08.2026 |
| 2 | 145.3.201.212 |  Mac OS X |
 Safari Generic |
Last seen: 09.08.2026 |
| 3 | 145.3.201.212 | Unknown OS Platform |
DefaultProperties |
Last seen: 09.08.2026 |
| 4 | 130.89.144.166 | Unknown OS Platform |
Nutch |
Last seen: 09.07.2026 |
| 5 | 130.89.144.171 | Unknown OS Platform |
Nutch |
Last seen: 21.05.2026 |
| 6 | 130.89.144.163 | Unknown OS Platform |
Nutch |
Last seen: 16.04.2026 |
| 7 | 130.89.144.165 | Unknown OS Platform |
Nutch |
Last seen: 20.02.2026 |
| 8 | 130.89.144.162 | Unknown OS Platform |
Nutch |
Last seen: 24.12.2025 |
| 9 | 130.89.144.164 | Unknown OS Platform |
Nutch |
Last seen: 18.09.2025 |
| 10 | 130.89.144.169 | Unknown OS Platform |
Nutch |
Last seen: 02.07.2025 |
| 11 | 145.102.37.57 |  Windows 10 |
 Chrome 135.0 |
Last seen: 06.05.2025 |
| 12 | 130.89.144.168 | Unknown OS Platform |
Nutch |
Last seen: 05.03.2025 |
| 13 | 2001:610:1a08:909:129:125:249:169 |  Ubuntu |
 Firefox 109.0 |
Last seen: 17.02.2023 |
Whois AS1103
| info | ## ARIN WHOIS data and services are subject to the Terms of Use## If you see inaccuracies in the results, please report at## Copyright 1997-2023, American Registry for Internet Numbers, Ltd.### "a AS1103"## Use "?" to get help.#No match found for AS1103.## ARIN WHOIS data and services are subject to the Terms of Use## If you see inaccuracies in the results, please report at## Copyright 1997-2023, American Registry for Internet Numbers, Ltd.# |
| # available at | https://www.arin.net/resources/registry/whois/tou/ https://www.arin.net/resources/registry/whois/tou/ |
| # https | //www.arin.net/resources/registry/whois/inaccuracy_reporting/ //www.arin.net/resources/registry/whois/inaccuracy_reporting/ |
| # Query terms are ambiguous. The query is assumed to be |
