IPLIST.NET - w3c.cwi.nl
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w3c.cwi.nl checked at 2025-10-06T20:23:11.497Z 397ms 106/106/106 100% R:24w3c.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 | ||||||
cwi.nl
| NS | ns1.cwi.nl | ||||||
| NS | ns2.cwi.nl | ||||||
| NS | dwalin.nikhef.nl | ||||||
| MX | mx10.surfmailfilter.nl | ||||||
| MX | mx11.surfmailfilter.nl | ||||||
| NS | ns1.zurich.surf.net | ||||||
| A | 192.16.191.43🇳🇱 CWI-NL | ||||||
rank #2 in the tld
This domain name "cwi.nl" belongs to Centrum Wiskunde & Informatica (CWI), the national research institute for mathematics and computer science in the Netherlands. It is a non-profit organization that conducts pioneering and socially relevant research, which is used widely in scientific research and industrial applications. The domain serves as their official website and provides information about their research, projects, events, and researchers.
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AI analysis
w3c.cwi.nl resolves to a single IP: 192.16.191.43.
Other host names, for instance cwi-incubator.com, cwi-incubator.nl, ndns.nl, cwi.nl and nvti.nl share IP numbers with w3c.cwi.nl.
w3c.cwi.nl is delegated to four name servers: ns1.cwi.nl, ns2.cwi.nl, dwalin.nikhef.nl and ns1.zurich.surf.net.
w3c.cwi.nl shares some name servers with other domains, for example esom.nl, 160.145.in-addr.arpa, lhs.nl, iisg.amsterdam and plantresearchinternational.com.
these name servers are often used with ns1.surfnet.nl, ns2.surfnet.nl, ns3.surfnet.nl, cesano.nikhef.nl, ns1.cwi-incubator.nl, way.desy.de, ext-dns-2.cern.ch, ns-ext-01.wur.nl, umcdns03.azn.nl and dns1.kvi.nl.
Host names with two IP numbers: 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.
Host names with one IP number: ns1.cwi.nl points to: 192.16.191.8; ns2.cwi.nl points to: 192.16.191.36.
w3c.cwi.nl is served by two mail servers: mx10.surfmailfilter.nl and mx11.surfmailfilter.nl.
w3c.cwi.nl shares the mail server setup with other domains, for example isisweb.nl, geesink.org, math.rug.nl, shipsanitation.nl and uocg.rug.nl.
w3c.cwi.nl shares at least some mail servers with other domains, for example poultryexpertisecentre.com.
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.