DNSWHOIS.INFO - 221.134.in-addr.arpa
Search for IP or hostnames:
221.134.in-addr.arpa checked at 2025-10-17T15:36:58.737Z 521ms 54/54/54 100% R:21221.134.in-addr.arpa
| NS | ns1.surfnet.nl | ||||||
| A | 2001:610:1:800a:192:87:106:101 🇳🇱 SURF | ||||||
| PTR | ns1.surfnet.nl | ||||||
| A | 192.87.106.101🇳🇱 SURF | ||||||
| PTR | ns1.surfnet.nl | ||||||
| NS | app-dns01.tno.nl | ||||||
| A | 2001:610:2e0:1::4 🇳🇱 SURF | ||||||
| A | 134.221.1.4🇳🇱 SURF | ||||||
| PTR | app-dns01.tno.nl | ||||||
| NS | app-dns02.tno.nl | ||||||
| A | 2001:610:2e0:1::5 🇳🇱 SURF | ||||||
| A | 134.221.1.5🇳🇱 SURF | ||||||
| PTR | app-dns02.tno.nl | ||||||
134.in-addr.arpa
| NS | r.arin.net | ||||||
| NS | u.arin.net | ||||||
| NS | x.arin.net | ||||||
| NS | y.arin.net | ||||||
| NS | z.arin.net | ||||||
| NS | arin.authdns.ripe.net | ||||||
Starts with same word
221.us |
221.one |
221.net |
221.es |
221.co |
221.de |
221.in-addr.arpa |
221.tel |
221.com |
221.ru |
221.la |
221.org |
221.co.uk |
221.money |
221.cz |
221.cn |
221.it |
221.life |
221.com.ua |
Starts similarily
AI analysis
221.134.in-addr.arpa is delegated to name servers ns1.surfnet.nl, app-dns01.tno.nl and app-dns02.tno.nl.
221.134.in-addr.arpa at least partially shares name servers with other domains such as dehaagsehogeschool.nl, anderswerkjebijradboudumc.nl, niod.knaw.nl, aeresvmbo.nl and 118.42.192.in-addr.arpa.
These name servers are often used together with ns1.zurich.surf.net, ns2.surfnet.nl, ns3.surfnet.nl, ns-ext-01.wur.nl, umcdns03.azn.nl, ns2.maastrichtuniversity.eu, ns1.maastrichtuniversity.nl, ns1.ssc-campus.nl, ns2.ssc-campus.nl and ns1-konbib.kb.nl.
Host names with two IP numbers:
ns1.surfnet.nl points to 2001:610:1:800a:192:87:106:101 and 192.87.106.101.
app-dns01.tno.nl points to 2001:610:2e0:1::4 and 134.221.1.4.
app-dns02.tno.nl points to 2001:610:2e0:1::5 and 134.221.1.5.