opg4.dk - robtex.com

opg4.dk

DNSSEC🔒 Signed (DS record present)
A2a02:2350:5:102:7:e3c1:db03:a3cd🇩🇰 ONECOM2a02:2350::/32 One.com A/S
A77.111.240.128🇩🇰 ONECOM77.111.240.0/22 One.com A/S
NSns01.one.com ⭐
A2001:67c:28cc::10ONECOM-INFRA2001:67c:28cc::/48
PTRns01.one.com
A195.206.121.10ONECOM-INFRA195.206.121.0/24
PTRns01.one.com
NSns02.one.com
A2001:67c:3c0::10🇩🇰 ONECOM2001:67c:3c0::/48
PTRns02.one.com
A185.10.11.10ONECOM185.10.11.0/24
PTRns02.one.com
MXmx1.pub.mailpod9-cph3.one.com ⭐
A185.164.14.118🇩🇰 ONECOM185.164.12.0/22 Onecom.A/S
PTRmx1.pub.mailpod9-cph3.one.com
MXmx2.pub.mailpod9-cph3.one.com ⭐
A185.164.14.119🇩🇰 ONECOM185.164.12.0/22 Onecom.A/S
PTRmx2.pub.mailpod9-cph3.one.com
MXmx3.pub.mailpod9-cph3.one.com ⭐
A185.164.14.120🇩🇰 ONECOM185.164.12.0/22 Onecom.A/S
PTRmx3.pub.mailpod9-cph3.one.com
MXmx4.pub.mailpod9-cph3.one.com ⭐
A185.164.14.124🇩🇰 ONECOM185.164.12.0/22 Onecom.A/S
PTRmx4.pub.mailpod9-cph3.one.com
SOAns01.one.comhostmaster@one.com 2026-02-27 #5

dk

DNSSEC🔒 Signed (DS record present)
NSb.nic.dk ⭐ 🔒
NSc.nic.dk 🔒
NSh.nic.dk 🔒
NSl.nic.dk 🔒
NSs.nic.dk 🔒
NSt.nic.dk 🔒
TXTDK zone updateEpoch 1771291441localtime Tue Feb 17 02:24:01 2026gmtime Tue Fe...
SOAb.nic.dktech@punktum.dk serial=1771291261

Similar names

gop4.com
go4p.com
4gop.com
gop4.org
op4g.com

DNS History

12 records (8 active, 4 former)

20162017201820192020202120222023202420252026NSns01.one.comns02.one.comns1.cliche.dkns2.cliche.dkMXmx1.pub.mailpod9-cph3.one.commx2.pub.mailpod9-cph3.one.commx3.pub.mailpod9-cph3.one.commx4.pub.mailpod9-cph3.one.commail.opg4.dkA2a02:2350:5:102:7:e3c1:db03:a3cd77.111.240.128195.249.40.172
●NSns01.one.com2026-03-02 → 2026-03-02 · 3 obs
○ 2017-05-18 08:20:22
● 2026-03-02 11:07:14
● 2026-03-02 11:07:16
●NSns02.one.com2026-03-02 → 2026-03-02 · 3 obs
○ 2017-05-18 08:20:22
● 2026-03-02 11:07:14
● 2026-03-02 11:07:16
○NSns1.cliche.dk2015-08-18 → 2017-05-18 · 4 obs
● 2015-08-18 04:36:54
● 2017-05-18 08:20:22
○ 2026-03-02 11:07:14
○ 2026-03-02 11:07:16
○NSns2.cliche.dk2015-08-18 → 2017-05-18 · 4 obs
● 2015-08-18 04:36:54
● 2017-05-18 08:20:22
○ 2026-03-02 11:07:14
○ 2026-03-02 11:07:16
○MXmail.opg4.dk2015-08-18 → 2017-05-18 · 4 obs
● 2015-08-18 04:36:54
● 2017-05-18 08:20:22
○ 2026-03-02 11:07:14
○ 2026-03-02 11:07:16
●MXmx1.pub.mailpod9-cph3.one.com2026-03-02 → 2026-03-02 · 3 obs
○ 2017-05-18 08:20:22
● 2026-03-02 11:07:14
● 2026-03-02 11:07:16
●MXmx2.pub.mailpod9-cph3.one.com2026-03-02 → 2026-03-02 · 3 obs
○ 2017-05-18 08:20:22
● 2026-03-02 11:07:14
● 2026-03-02 11:07:16
●MXmx3.pub.mailpod9-cph3.one.com2026-03-02 → 2026-03-02 · 3 obs
○ 2017-05-18 08:20:22
● 2026-03-02 11:07:14
● 2026-03-02 11:07:16
●MXmx4.pub.mailpod9-cph3.one.com2026-03-02 → 2026-03-02 · 3 obs
○ 2017-05-18 08:20:22
● 2026-03-02 11:07:14
● 2026-03-02 11:07:16
○A195.249.40.1722015-08-18 → 2017-05-18 · 4 obs
● 2015-08-18 04:36:54
● 2017-05-18 08:20:22
○ 2026-03-02 11:07:14
○ 2026-03-02 11:07:16
●A2a02:2350:5:102:7:e3c1:db03:a3cd2026-03-02 → 2026-03-02 · 3 obs
○ 2017-05-18 08:20:22
● 2026-03-02 11:07:14
● 2026-03-02 11:07:16
●A77.111.240.1282026-03-02 → 2026-03-02 · 3 obs
○ 2017-05-18 08:20:22
● 2026-03-02 11:07:14
● 2026-03-02 11:07:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dkb.nic.dk, c.nic.dk, h.nic.dk, l.nic.dk...12 records
opg4.dkns01.one.com, ns02.one.com-

✅ Authoritative Response

Server: 185.10.11.10

NS records: ns01.one.com, ns02.one.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 830ms | Queries: -

📄 Records

TypeCountSample Data
A177.111.240.128
AAAA12a02:2350:5:102:7:e3c1:db03:a3cd
NS2ns01.one.com, ns02.one.com
MX4mx4.pub.mailpod9-cph3.one.com (pri: 10), mx2.pub.mailpod9-cph3.one.com (pri: 10)...
SOA1ns01.one.com hostmaster.one.com

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (b.nic.dk, b.nic.dk, c.nic.dk...)

Analysis

IP Addresses

opg4.dk resolves to two IP numbers: 2a02:2350:5:102:7:e3c1:db03:a3cd and 77.111.240.128.

other host names including ropert.no, fashionlab.se, www.grombil.com, ikin.dk and goodenough.nu share IP numbers with opg4.dk.

Name Servers

opg4.dk is delegated to two name servers ns01.one.com and ns02.one.com.

opg4.dk shares the same name server setup as other domains, for instance himmeriggaarden.dk, 6880.dk, embedux.com, neuer.dk and pinodecos.com.

opg4.dk at least partially shares name servers with other domains, for instance churchorgans.com.

Host names with two IP numbers:

The host name ns01.one.com points to 2001:67c:28cc::10 and 195.206.121.10; the host name ns02.one.com points to 2001:67c:3c0::10 and 185.10.11.10.

Mail Servers

Four mail servers handle opg4.dk: mx1.pub.mailpod9-cph3.one.com, mx2.pub.mailpod9-cph3.one.com, mx3.pub.mailpod9-cph3.one.com and mx4.pub.mailpod9-cph3.one.com.

opg4.dk shares some mail servers with other domains, at least partially, for instance jmmedia.se, k9s.se, alro.dk, runeballe.com and uitvaartzorg-korenbloem.be.

Host names with one IP number: mx1.pub.mailpod9-cph3.one.com points to 185.164.14.118; mx2.pub.mailpod9-cph3.one.com points to 185.164.14.119; mx3.pub.mailpod9-cph3.one.com points to 185.164.14.120; mx4.pub.mailpod9-cph3.one.com points to 185.164.14.124.