sci.ru.nl - robtex.com
sci.ru.nl
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.science.ru.nl ⭐ | ||||||
| A | 131.174.224.4🇳🇱 SURFNET-NL131.174.0.0/16 NUNET | ||||||
| PTR | ns1.science.ru.nl | ||||||
| NS | ns2.science.ru.nl | ||||||
| A | 131.174.16.133🇳🇱 SURFNET-NL131.174.0.0/16 NUNET | ||||||
| NS | ns3.science.ru.nl | ||||||
| A | 131.174.30.34🇳🇱 SURFNET-NL131.174.0.0/16 NUNET | ||||||
| PTR | ns3.science.ru.nl | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns1.science.ru.nlhostmaster@science.ru.nl serial=2106633876 | ||||||
ru.nl
| DNSSEC | ⚠️ Not signed | ||||||
| A | 131.174.78.60🇳🇱 SURFNET-NL131.174.0.0/16 NUNET | ||||||
| NS | ns3.ru.nl ⭐ | ||||||
| NS | ns1.surfnet.nl ⚠️ Not in parent delegation | ||||||
| NS | ns1.zurich.surf.net ⚠️ Not in parent delegation | ||||||
| NS | ns4.ru.nl | ||||||
| MX | ru-nl.m-v1.mx.microsoft ⭐ | ||||||
| TXT | atlassian-domain-verification=5Cn5OZRbvE8o2BFCTuh1h3OsI7fIlbITmxCM3bT7JLc/BRQ... | ||||||
| TXT | v=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all | ||||||
| TXT | ZOOM_verify_uP1aZu8wR2-CHSmrBtCvTg | ||||||
| TXT | cisco-ci-domain-verification=5b6d3b9b6b8ec2592d13429c415ed26778e6ca8c6bd90785... | ||||||
| TXT | d365mktkey=jvxUlCXg0oosqxeR9Ct52M4gPCYzFVmzElxRwUzwzGAx | ||||||
| TXT | knowbe4-site-verification=a38acc02e555fc59878a885c661e36ef | ||||||
| TXT | d365mktkey=FffCw4fp3A1ZHCdERpWcTyjFUJtJ4S57qLebUFAdMDMx | ||||||
| TXT | d365mktkey=dmCT8FfyOHyV4UsEqKIK7P99XxO932fLXlanuRklhMkx | ||||||
| TXT | d365mktkey=XGnAIxRQCCLkJPJ86uCVFTnDUwSn2ndbxRAo6ySSwpUx | ||||||
| TXT | sending_domain469931=a1cec05a37422f86eaac35edb52100b0346e866f27474a07f7ca867b... | ||||||
| TXT | HARICA-Vw9MiLhSzhis4oNuw1a | ||||||
| TXT | paloaltonetworks-site-verification=93590266bb125bbf65c9c8fcf694442a4955a6a5b0... | ||||||
| TXT | Radboud University Nijmegen, The Netherlands | ||||||
| TXT | MS=30C0AFAD43C669095DF6BA98606BBA3CBF203C4F | ||||||
| TXT | MS=ms78416191 | ||||||
| TXT | atlassian-domain-verification=Qoi8aah4vKhyujDNzCPaIovYK0aQ13lVo2lQVp2BbKDwt9u... | ||||||
| SOA | ns3.ru.nlnetmaster@ru.nl serial=2009531973 | ||||||
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
Same first word
Similar names
DNS History
5 records (3 active, 2 former)
●NSns1.science.ru.nl2015-07-23 → 2026-04-04 · 5 obs
● 2017-01-08 07:19:38
○ 2026-03-07 22:52:04
● 2026-03-28 11:34:36
● 2026-04-04 06:33:02
●NSns2.science.ru.nl2015-07-23 → 2026-04-04 · 5 obs
● 2017-01-08 07:19:38
○ 2026-03-07 22:52:04
● 2026-03-28 11:34:36
● 2026-04-04 06:33:02
●NSns3.science.ru.nl2015-07-23 → 2026-04-04 · 5 obs
● 2017-01-08 07:19:38
○ 2026-03-07 22:52:04
● 2026-03-28 11:34:36
● 2026-04-04 06:33:02
○MXmx-1.mf.surf.net2015-07-23 → 2017-01-08 · 4 obs
● 2017-01-08 07:19:38
○ 2026-03-07 22:52:04
○ 2026-04-04 06:33:02
○MXmx-a.mf.surf.net2015-07-23 → 2017-01-08 · 4 obs
● 2017-01-08 07:19:38
○ 2026-03-07 22:52:04
○ 2026-04-04 06:33:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nl | ns3.dns.nl, ns1.dns.nl, ns4.dns.nl | - |
| ru.nl | ns1.zurich.surf.net, ns1.surfnet.nl, ns3.ru.nl, ns4.ru.nl | 4 records |
| sci.ru.nl | ns2.science.ru.nl, ns1.science.ru.nl, ns3.science.ru.nl | 3 records |
✅ Authoritative Response
Server:131.174.16.133
NS records: ns2.science.ru.nl, ns1.science.ru.nl, ns3.science.ru.nl
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at sci.ru.nl: Error: DNS query timeout: 131.174.78.16 for DS sci.ru.nl
⏱️ Timing
Total: 3451ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | ns2.science.ru.nl, ns1.science.ru.nl... |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns1.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
Name Servers
The delegation for sci.ru.nl is handled by three name servers: ns1.science.ru.nl, ns2.science.ru.nl and ns3.science.ru.nl.
sci.ru.nl at least partially shares name servers with other domains, for instance terminalterra.nl, ihub.ru.nl, beestfeest.nl, mbfys.ru.nl and 224.174.131.in-addr.arpa.
Host names with one IP number:
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.