WWW.RTSAK.COM - www.w3c.nl
Search for IP or hostnames:
www.w3c.nl checked at 2025-09-29T21:19:23.833Z 2534ms 100/100/100 100% R:21www.w3c.nl
| CNAME | w3c.cwi.nl | ||||||
| CNAME | proxey.cwi.nl | ||||||
| CNAME | cwi.nl | ||||||
| NS | ns1.cwi.nl | ||||||
| A | 192.16.191.8🇳🇱 CWI-NL | ||||||
| PTR | ns1.cwi.nl | ||||||
| NS | ns2.cwi.nl | ||||||
| A | 192.16.191.36🇳🇱 CWI-NL | ||||||
| PTR | ns2.cwi.nl | ||||||
| NS | dwalin.nikhef.nl | ||||||
| A | 2001:610:120:1000::199:17 🇳🇱 SURF | ||||||
| PTR | lbp012dns.nikhef.nl | ||||||
| A | 192.16.199.17🇳🇱 Nikhef | ||||||
| PTR | lbp012dns.nikhef.nl | ||||||
| MX | mx10.surfmailfilter.nl | ||||||
| A | 2001:610:188:173:192:87:106:168 🇳🇱 SURF | ||||||
| A | 192.87.106.168🇳🇱 SURF | ||||||
| PTR | mx10.surfmailfilter.nl | ||||||
| MX | mx11.surfmailfilter.nl | ||||||
| A | 2001:610:1:40ab:195:169:13:8 🇳🇱 SURF | ||||||
| PTR | mx11.surfmailfilter.nl | ||||||
| A | 195.169.13.8🇳🇱 SURF | ||||||
| PTR | mx11.surfmailfilter.nl | ||||||
| NS | ns1.zurich.surf.net | ||||||
| A | 2001:620:0:9::1103 🇨🇭 SWITCH | ||||||
| PTR | ns1.zurich.surf.net | ||||||
| A | 195.176.255.9🇨🇭 SWITCH | ||||||
| PTR | ns1.zurich.surf.net | ||||||
| A | 192.16.191.43🇳🇱 CWI-NL | ||||||
| PTR | cwi.nl | ||||||
w3c.nl
| MX | . | ||||||
| NS | ns1.surfnet.nl | ||||||
| NS | ns2.surfnet.nl | ||||||
| NS | ns3.surfnet.nl | ||||||
| NS | ns1.zurich.surf.net | ||||||
Starts with same word
Starts similarily
AI analysis
www.w3c.nl points to IP number 192.16.191.43.
For instance, other host names cwi-incubator.nl, ndns.nl, cwi.nl, nvti.nl and cwi-incubator.com share IP numbers with www.w3c.nl.
www.w3c.nl is delegated to four name servers: ns1.cwi.nl, ns2.cwi.nl, dwalin.nikhef.nl and ns1.zurich.surf.net.
www.w3c.nl shares name servers with other domains at least partially, for example roc-nijmegen.nl, mijnetz.nl, umcn.nl, oncologiewijzer.nl and windesheim.nl.
these name servers are often used with the following: ns1.surfnet.nl, ns2.surfnet.nl, ns3.surfnet.nl, cesano.nikhef.nl, ns1.cwi-incubator.nl, ns2.maastrichtuniversity.eu, ns1.maastrichtuniversity.nl, way.desy.de, ns-ext-01.wur.nl and ext-dns-2.cern.ch.
Hosts with two IP addresses:
dwalin.nikhef.nl points to 2001:610:120:1000::199:17 and 192.16.199.17.
ns1.zurich.surf.net points to 2001:620:0:9::1103 and 195.176.255.9.
Hosts with one IP address:
ns1.cwi.nl points to 192.16.191.8.
ns2.cwi.nl points to 192.16.191.36.
Two mail servers mx10.surfmailfilter.nl and mx11.surfmailfilter.nl handle www.w3c.nl.
www.w3c.nl shares the same mail server setup as other domains, for instance bacterial-meningitis.nl, kenniscentrumbiociden.eu, ssc-campus.eu, rijksvaccinatieprogramma.info and um0060.unimaas.nl.
Host names with two IP numbers:
mx10.surfmailfilter.nl points to 2001:610:188:173:192:87:106:168 and 192.87.106.168; mx11.surfmailfilter.nl points to 2001:610:1:40ab:195:169:13:8 and 195.169.13.8.