c1000.net - robtex.com
c1000.net
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns11.kpn.net ⭐ | ||||||
| A | 2a02:a47f:ac:1::1153🇳🇱 KPN2a02:a400::/25 B.V. | ||||||
| PTR | ns11.kpn.net | ||||||
| PTR | ns1.widexs.net | ||||||
| PTR | ns01.is.nl | ||||||
| PTR | ns1.widexs.nl | ||||||
| A | 213.75.63.33🇳🇱 PT213.75.0.0/17 PIADDR | ||||||
| PTR | ns11.kpn.net | ||||||
| PTR | ns1.widexs.net | ||||||
| PTR | ns01.is.nl | ||||||
| PTR | ns1.widexs.nl | ||||||
| NS | ns1.kpn.net | ||||||
| A | 2a02:a47f:ac:1::153🇳🇱 KPN2a02:a400::/25 B.V. | ||||||
| PTR | ns1.kpn.net | ||||||
| A | 194.151.228.10🇩🇪 KPN194.151.224.0/19 B.V. | ||||||
| PTR | ns1.kpn.net | ||||||
| SOA | ns1.kpn.netzonemaster@kpn.com 2026-03-26 #1 | ||||||
net
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1774561457 | ||||||
Same first word
Similar names
DNS History
9 records (2 active, 7 former)
○NSns01.is.nl2015-06-25 → 2016-05-22 · 4 obs
● 2016-05-22 04:33:32
○ 2019-01-18 11:11:36
○ 2026-03-26 21:58:30
○NSns02.is.nl2015-06-25 → 2016-05-22 · 4 obs
● 2016-05-22 04:33:32
○ 2019-01-18 11:11:36
○ 2026-03-26 21:58:30
○NSns03.is.nl2015-06-25 → 2016-05-22 · 4 obs
● 2016-05-22 04:33:32
○ 2019-01-18 11:11:36
○ 2026-03-26 21:58:30
●NSns1.kpn.net2019-01-18 → 2026-03-26 · 3 obs
● 2019-01-18 11:11:36
● 2026-03-26 21:58:30
●NSns11.kpn.net2026-03-14 → 2026-03-26 · 3 obs
● 2026-03-14 20:24:32
● 2026-03-26 21:58:30
○NSns2.kpn.net2019-01-18 → 2019-01-18 · 4 obs
● 2019-01-18 11:11:36
○ 2026-03-14 20:24:32
○ 2026-03-26 21:58:30
○MXetrn.is.nl2015-06-25 → 2016-05-22 · 4 obs
● 2016-05-22 04:33:32
○ 2019-01-18 11:11:36
○ 2026-03-26 21:58:30
○MXmx.is.nl2015-06-25 → 2016-05-22 · 4 obs
● 2016-05-22 04:33:32
○ 2019-01-18 11:11:36
○ 2026-03-26 21:58:30
○A213.133.34.502015-06-25 → 2016-05-22 · 4 obs
● 2016-05-22 04:33:32
○ 2019-01-18 11:11:36
○ 2026-03-26 21:58:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| c1000.net | ns1.kpn.net, ns11.kpn.net | 4 records |
✅ Authoritative Response
Server:194.151.228.10
NS records: ns1.kpn.net, ns11.kpn.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1551ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns11.kpn.net, ns1.kpn.net |
| SOA | 1 | ns1.kpn.net zonemaster.kpn.com |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.kpn.net, ns1.kpn.net, ns11.kpn.net...)
Analysis
Name Servers
c1000.net is delegated to two name servers: ns11.kpn.net and ns1.kpn.net.
c1000.net uses the same name server setup as other domains, including rentaswitch.com, weekampdeuren.nl, getijden.xs4all.nl, liemeer.nl and kpn.fr.
c1000.net at least partially shares name servers with other domains; for instance 250.136.82.in-addr.arpa, 211.136.82.in-addr.arpa and boip.int.
Host names with two IP numbers:
ns11.kpn.net points to 2a02:a47f:ac:1::1153 and 213.75.63.33.
ns1.kpn.net points to 2a02:a47f:ac:1::153 and 194.151.228.10.