cs.ru.nl - robtex.com

cs.ru.nl

DNSSEC⚠️ Not signed
A131.174.9.227🇳🇱 SURFNET-NL131.174.0.0/16 NUNET
PTRwww.cs.ru.nl
NSns1.science.ru.nl ⭐
A131.174.224.4🇳🇱 SURFNET-NL131.174.0.0/16 NUNET
NSns2.science.ru.nl
A131.174.16.133🇳🇱 SURFNET-NL131.174.0.0/16 NUNET
PTRns2.science.ru.nl
NSns3.science.ru.nl
A131.174.30.34🇳🇱 SURFNET-NL131.174.0.0/16 NUNET
MXinboundmx3.science.ru.nl ⭐
A131.174.30.208🇳🇱 SURFNET-NL131.174.0.0/16 NUNET
MXmx1.science.ru.nl ⭐
A131.174.16.158🇳🇱 SURFNET-NL131.174.0.0/16 NUNET
PTRmx1.science.ru.nl
MXmx2.science.ru.nl ⭐
A131.174.30.71🇳🇱 SURFNET-NL131.174.0.0/16 NUNET
PTRmx2.science.ru.nl
TXTv=spf1 include:spf.protection.outlook.com redirect=spf-production.science.ru.nl
TXTMS=B25FCAC52924E5967B6302742A1CFE57CD78924A
SOAns1.science.ru.nlhostmaster@science.ru.nl serial=2108375768

ru.nl

DNSSEC⚠️ Not signed
A131.174.78.60🇳🇱 SURFNET-NL131.174.0.0/16 NUNET
NSns3.ru.nl ⭐
NSns1.surfnet.nl ⚠️ Not in parent delegation
NSns1.zurich.surf.net ⚠️ Not in parent delegation
NSns4.ru.nl
MXru-nl.m-v1.mx.microsoft ⭐
TXTv=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all
TXTZOOM_verify_uP1aZu8wR2-CHSmrBtCvTg
TXTcisco-ci-domain-verification=5b6d3b9b6b8ec2592d13429c415ed26778e6ca8c6bd90785...
TXTd365mktkey=jvxUlCXg0oosqxeR9Ct52M4gPCYzFVmzElxRwUzwzGAx
TXTknowbe4-site-verification=a38acc02e555fc59878a885c661e36ef
TXTd365mktkey=FffCw4fp3A1ZHCdERpWcTyjFUJtJ4S57qLebUFAdMDMx
TXTd365mktkey=dmCT8FfyOHyV4UsEqKIK7P99XxO932fLXlanuRklhMkx
TXTd365mktkey=XGnAIxRQCCLkJPJ86uCVFTnDUwSn2ndbxRAo6ySSwpUx
TXTsending_domain469931=a1cec05a37422f86eaac35edb52100b0346e866f27474a07f7ca867b...
TXTHARICA-Vw9MiLhSzhis4oNuw1a
TXTpaloaltonetworks-site-verification=93590266bb125bbf65c9c8fcf694442a4955a6a5b0...
TXTRadboud University Nijmegen, The Netherlands
TXTMS=30C0AFAD43C669095DF6BA98606BBA3CBF203C4F
TXTMS=ms78416191
TXTatlassian-domain-verification=Qoi8aah4vKhyujDNzCPaIovYK0aQ13lVo2lQVp2BbKDwt9u...
TXTatlassian-domain-verification=5Cn5OZRbvE8o2BFCTuh1h3OsI7fIlbITmxCM3bT7JLc/BRQ...
SOAns3.ru.nlnetmaster@ru.nl serial=2009531995
WOT: SAFE (89/100)
rank #3643 globally
rank #19 in the tld
This domain name "ru.nl" is associated with Radboud University, located in Nijmegen, the Netherlands. It is used for the university's official website, where they provide information about their programs, research, events, and other related topics concerning the institution.🔒 HSTS Preload (+subdomains)
WOT: SAFE (89/100)
📈 Tranco rank: #11,858

Subdomains

www.cs.ru.nl
benelearn2013.cs.ru.nl
tor.cs.ru.nl
apc.cs.ru.nl
sos.cs.ru.nl
ocw.cs.ru.nl
corn.cs.ru.nl

Same first word

cs.surgery
cs.media
cs.run
cs.exchange
cs.link
cs.gov.tw
cs.chat
cs.team
cs.trade
cs.com.es
cs.net
cs.com.tr
cs.ua
cs.bs
cs.kz
cs.immo
cs.cl
cs.go.kr
cs.com.tw
cs.id.au
cs.hn.cn
cs.lc
cs.gg
cs.sn.cn
cs.ru
cs.cool
cs.com.au
cs.co.uk
cs.nl
cs.legal
cs.cm
cs.lutsk.ua
cs.co
cs.ac.th
cs.ge
cs.simplesite.com
cs.hr
cs.com.pt
cs.ro
cs.gs
cs.js.cn
cs.nu
cs.fyi
cs.plus
cs.com.ua
cs.edu.hk
cs.ind.br
cs.de
cs.casa
cs.uy
cs.inc
cs.se
cs.uk
cs.vg
cs.uz
cs.no
cs.at
cs.pn
cs.help
cs.cheap
cs.or.at
cs.sa
cs.ai
cs.gen.tr
cs.money
cs.cz
cs.torun.pl
cs.pp.se
cs.church
cs.com.cn
cs.by
cs.am
cs.casino
cs.hu
cs.sg
cs.guru
cs.ms
cs.limited
cs.codes
cs.energy
cs.hopto.org
cs.capital
cs.lv
cs.hl.cn
cs.expert
cs.to
cs.org.tw
cs.g12.br
cs.co.id
cs.biz.pl
cs.tips
cs.kg
cs.dog
cs.do
cs.agency
cs.cuiaba.br
cs.international
cs.tc
cs.gov.tj
cs.deals

Similar names

cs.tools
cs.ae
sc.nu
cs.lg.ua
cs.computer
cs.vc
cs.rs
cs.dk
cs.ac.kr
cs.fail
sc.mba
cs.co.za
sc.gov.cn
sc.com.tw
sc.co
cs.systems
cs.sk
cs.training
cs.com.eg
cs.cn
cs.com
cs.coach
cs.gallery
cs.dev
cs.org
sc.is
sc.com.uy
cs.reisen
cs.bio
sc.si
cs.cq.cn
sc.gov.br
cs.fi
sc.com.au
sc.com.tr
cs.accountants
cs.mn
sc.com.sg
sc.no
sc.ee
cs.new
sc.fyi
cs.su
cs.ventures
sc.house
sc.co.kr
cs.bank
cs.com.sg
sc.edu.pl
cs.email
sc.com.na
cs.io
cs.hn
sc.nl
cs.gd
cs.co.nz
sc.digital
cs.house
sc.net.ua
cs.org.mk
cs.be
cs.gt
cs.center
cs.design
sc.cpa
cs.network
cs.co.il
sc.kiev.ua
cs.net.pl
sc.or.kr
cs.krakow.pl
cs.support
cs.la
sc.com.ly
sc.in.th
cs.ca
sc.ventures
cs.pl
cs.zone
cs.engineering
sc.gop
cs.com.uy
cs.kiev.ua
sc.nz
cs.ht
sc.law
sc.com
sc.art.pl
sc.com.my
sc.lv

DNS History

16 records (7 active, 9 former)

201020122014201620182020202220242026NSns1.science.ru.nlns2.science.ru.nlns3.science.ru.nlMXinboundmx3.science.ru.nlmx1.science.ru.nlmx2.science.ru.nlasmtp.science.ru.nlbsmtp.science.ru.nlcsmtp.science.ru.nldsmtp.science.ru.nlesmtp.science.ru.nlmx3.science.ru.nlA131.174.9.227131.174.16.160131.174.16.176131.174.8.6
●NSns1.science.ru.nl2009-07-04 → 2026-04-04 · 2 obs
● 2009-07-04 11:43:40
● 2026-04-04 14:17:00
●NSns2.science.ru.nl2009-07-04 → 2026-04-04 · 2 obs
● 2009-07-04 11:43:40
● 2026-04-04 14:17:00
●NSns3.science.ru.nl2009-07-04 → 2026-04-04 · 2 obs
● 2009-07-04 11:43:40
● 2026-04-04 14:17:00
○MXasmtp.science.ru.nl2009-07-04 → 2016-06-09 · 4 obs
● 2009-07-04 11:43:40
● 2016-06-09 13:42:40
○ 2016-08-28 05:41:38
○ 2026-04-04 14:17:00
○MXbsmtp.science.ru.nl2009-07-04 → 2016-06-09 · 4 obs
● 2009-07-04 11:43:40
● 2016-06-09 13:42:40
○ 2016-08-28 05:41:38
○ 2026-04-04 14:17:00
○MXcsmtp.science.ru.nl2009-07-04 → 2016-06-09 · 4 obs
● 2009-07-04 11:43:40
● 2016-06-09 13:42:40
○ 2016-08-28 05:41:38
○ 2026-04-04 14:17:00
○MXdsmtp.science.ru.nl2009-07-04 → 2016-06-09 · 4 obs
● 2009-07-04 11:43:40
● 2016-06-09 13:42:40
○ 2016-08-28 05:41:38
○ 2026-04-04 14:17:00
○MXesmtp.science.ru.nl2009-07-04 → 2016-06-09 · 4 obs
● 2009-07-04 11:43:40
● 2016-06-09 13:42:40
○ 2016-08-28 05:41:38
○ 2026-04-04 14:17:00
●MXinboundmx3.science.ru.nl2026-03-19 → 2026-04-04 · 6 obs
○ 2026-03-07 22:52:14
● 2026-03-19 10:15:08
● 2026-03-27 14:26:10
○ 2026-04-04 07:21:56
● 2026-04-04 14:16:56
● 2026-04-04 14:17:00
●MXmx1.science.ru.nl2016-08-28 → 2026-04-04 · 9 obs
○ 2016-06-09 13:42:40
● 2016-08-28 05:41:38
● 2026-02-24 16:31:48
○ 2026-03-07 22:52:14
● 2026-03-19 10:15:08
● 2026-03-27 14:26:10
○ 2026-04-04 07:21:56
● 2026-04-04 14:16:56
● 2026-04-04 14:17:00
●MXmx2.science.ru.nl2016-08-28 → 2026-04-04 · 9 obs
○ 2016-06-09 13:42:40
● 2016-08-28 05:41:38
● 2026-02-24 16:31:48
○ 2026-03-07 22:52:14
● 2026-03-19 10:15:08
● 2026-03-27 14:26:10
○ 2026-04-04 07:21:56
● 2026-04-04 14:16:56
● 2026-04-04 14:17:00
○MXmx3.science.ru.nl2016-08-28 → 2026-02-24 · 5 obs
○ 2016-06-09 13:42:40
● 2016-08-28 05:41:38
● 2026-02-24 16:31:48
○ 2026-03-07 22:52:14
○ 2026-04-04 14:17:00
○A131.174.16.1602009-07-04 → 2009-07-04 · 3 obs
● 2009-07-04 11:43:40
○ 2015-06-09 16:09:04
○ 2026-04-04 14:17:00
○A131.174.16.1762015-06-09 → 2016-08-28 · 5 obs
○ 2009-07-04 11:43:40
● 2015-06-09 16:09:04
● 2016-08-28 05:41:38
○ 2016-11-26 20:47:02
○ 2026-04-04 14:17:00
○A131.174.8.62016-11-26 → 2017-01-06 · 5 obs
○ 2016-08-28 05:41:38
● 2016-11-26 20:47:02
● 2017-01-06 10:56:24
○ 2026-02-15 20:33:06
○ 2026-04-04 14:17:00
●A131.174.9.2272026-02-15 → 2026-04-04 · 9 obs
○ 2017-01-06 10:56:24
● 2026-02-15 20:33:06
● 2026-02-24 16:31:48
○ 2026-03-07 22:52:14
● 2026-03-19 10:15:08
● 2026-03-27 14:26:10
○ 2026-04-04 07:21:56
● 2026-04-04 14:16:56
● 2026-04-04 14:17:00

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
nlns3.dns.nl, ns1.dns.nl, ns4.dns.nl-
ru.nlns1.zurich.surf.net, ns1.surfnet.nl, ns3.ru.nl, ns4.ru.nl4 records
cs.ru.nlns1.science.ru.nl, ns2.science.ru.nl, ns3.science.ru.nl3 records

✅ Authoritative Response

Server:131.174.30.34

NS records: ns1.science.ru.nl, ns2.science.ru.nl, ns3.science.ru.nl

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 697ms | Queries: -

📄 Records

TypeCountSample Data
A1131.174.9.227
NS3ns3.science.ru.nl, ns1.science.ru.nl...
MX3mx1.science.ru.nl (pri: 5), inboundmx3.science.ru.nl (pri: 5)...
TXT2v=spf1 include:spf.protection.outlook.co, MS=B25FCAC52924E5967B6302742A1CFE57CD789
SOA1ns1.science.ru.nl hostmaster.science.ru.

📌 Glue Records Collected

Total: 7

In-bailiwick: 2 (ns3.ru.nl, ns4.ru.nl)

Out-of-bailiwick: 5 (ns1.surfnet.nl, ns1.surfnet.nl, ns3.science.ru.nl...)

Analysis

Hierarchy

cs.ru.nl is a parent of www.cs.ru.nl, benelearn2013.cs.ru.nl, tor.cs.ru.nl, apc.cs.ru.nl and sos.cs.ru.nl, plus a few other host names.

IP Addresses

cs.ru.nl resolves to one IP number: 131.174.9.227.

Other host names, for example www.cs.ru.nl, share IP numbers with cs.ru.nl.

Name Servers

cs.ru.nl is delegated to three name servers: ns1.science.ru.nl, ns2.science.ru.nl and ns3.science.ru.nl.

cs.ru.nl at least partially shares name servers with other domains, including 16.174.131.in-addr.arpa, 18.174.131.in-addr.arpa, 88.174.131.in-addr.arpa, 9.174.131.in-addr.arpa and 114.174.131.in-addr.arpa.

Host names with a single IP:

ns1.science.ru.nl points to 131.174.224.4; ns2.science.ru.nl points to 131.174.16.133; ns3.science.ru.nl points to 131.174.30.34.

Mail Servers

Three mail servers handle cs.ru.nl: inboundmx3.science.ru.nl, mx1.science.ru.nl and mx2.science.ru.nl.

cs.ru.nl shares at least some mail servers with other domains, for example marie-curie.nl, apc.cs.ru.nl, ecgsim.org, theochem.ru.nl and pubhubs.net.

These mail servers are often used together with the mail servers mx3.science.ru.nl.

Host names with a single IP:

inboundmx3.science.ru.nl points to 131.174.30.208; mx1.science.ru.nl points to 131.174.16.158; mx2.science.ru.nl points to 131.174.30.71.