cert.dk - robtex.com
cert.dk
dk
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | b.nic.dk ⭐ | ||||||
| NS | c.nic.dk | ||||||
| NS | h.nic.dk | ||||||
| NS | l.nic.dk | ||||||
| NS | s.nic.dk | ||||||
| NS | t.nic.dk | ||||||
| TXT | DK zone updateEpoch 1778341681localtime Sat May 9 17:48:01 2026gmtime Sat Ma... | ||||||
| SOA | b.nic.dktech@punktum.dk serial=1778341681 | ||||||
Subdomains
host15.cert.dk |
host14.cert.dk |
host17.cert.dk |
host05.cert.dk |
host19.cert.dk |
host22.cert.dk |
www.cert.dk |
host25.cert.dk |
host28.cert.dk |
host07.cert.dk |
host23.cert.dk |
host24.cert.dk |
host03.cert.dk |
host20.cert.dk |
host18.cert.dk |
host29.cert.dk |
host06.cert.dk |
host13.cert.dk |
host16.cert.dk |
host26.cert.dk |
host01.cert.dk |
Same first word
Similar names
DNS History
12 records (6 active, 6 former)
●NSmimer.deic.dk2016-04-01 → 2026-05-09 · 3 obs
● 2016-04-01 18:17:52
● 2026-05-09 16:10:20
○NSmimer.snet.uvm.dk2015-08-16 → 2016-01-22 · 4 obs
● 2016-01-22 06:18:20
○ 2016-04-01 18:17:52
○ 2026-05-09 16:10:20
●NSns-soa.darenet.dk2015-08-16 → 2026-05-09 · 2 obs
● 2026-05-09 16:10:20
●NSorion.i2.dk2026-02-14 → 2026-05-09 · 3 obs
● 2026-02-14 20:03:20
● 2026-05-09 16:10:20
●MXcert-dk.mail.protection.outlook.com2026-02-14 → 2026-05-09 · 3 obs
● 2026-02-14 20:03:20
● 2026-05-09 16:10:20
○MXmx.antispam.i2.dk2017-09-20 → 2017-09-22 · 5 obs
● 2017-09-20 06:21:52
● 2017-09-22 02:34:34
○ 2026-02-14 20:03:20
○ 2026-05-09 16:10:20
○MXmx.antispam.uni-c.dk2015-08-16 → 2017-07-19 · 4 obs
● 2017-07-19 17:32:12
○ 2017-09-20 06:21:52
○ 2026-05-09 16:10:20
○A130.225.250.1302017-04-08 → 2017-09-22 · 5 obs
● 2017-04-08 07:37:30
● 2017-09-22 02:34:34
○ 2026-02-14 20:03:20
○ 2026-05-09 16:10:20
●A130.226.173.102026-02-14 → 2026-05-09 · 3 obs
● 2026-02-14 20:03:20
● 2026-05-09 16:10:20
●A2001:878:0:e000:82:e2:ad:a2026-02-14 → 2026-05-09 · 3 obs
● 2026-02-14 20:03:20
● 2026-05-09 16:10:20
○A2001:878:f500:807::32017-04-08 → 2017-09-22 · 5 obs
● 2017-04-08 07:37:30
● 2017-09-22 02:34:34
○ 2026-02-14 20:03:20
○ 2026-05-09 16:10:20
○A95.128.24.1882015-08-16 → 2017-01-28 · 4 obs
● 2017-01-28 21:21:32
○ 2017-04-08 07:37:30
○ 2026-05-09 16:10:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dk | b.nic.dk, c.nic.dk, h.nic.dk, l.nic.dk... | - |
| cert.dk | mimer.deic.dk, ns-soa.darenet.dk, orion.i2.dk | 5 records |
✅ Authoritative Response
Server:95.128.27.66
NS records: mimer.deic.dk, ns-soa.darenet.dk, orion.i2.dk
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1372ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 130.226.173.10 |
| AAAA | 1 | 2001:878:0:e000:82:e2:ad:a |
| NS | 3 | mimer.deic.dk, orion.i2.dk... |
| MX | 1 | cert-dk.mail.protection.outlook.com (pri |
| TXT | 5 | have-i-been-pwned-verification=dweb_l5wz, v=spf1 include:spf.protection.outlook.co... |
| SOA | 1 | mimer.deic.dk dns.darenet.dk |
📌 Glue Records Collected
Total: 5
Out-of-bailiwick: 5 (ns-soa.darenet.dk, orion.i2.dk, mimer.deic.dk...)
Analysis
Hierarchy
cert.dk is a parent of host15.cert.dk, host14.cert.dk, host17.cert.dk, host05.cert.dk, host19.cert.dk and several other host names.
IP Addresses
cert.dk resolves to two IPs: 2001:878:0:e000:82:e2:ad:a and 130.226.173.10.
Other host names like webhotel5.deic.dk and www.cert.dk share IP numbers with cert.dk.
Name Servers
cert.dk is delegated to three name servers: ns-soa.darenet.dk, mimer.deic.dk and orion.i2.dk.
cert.dk at least partially shares name servers with other domains, for instance splitdns.ait.dtu.dk, silkeborg-gym.dk, veug.dk, dk-aai.dk and antimicrobialresistance.dk.
These name servers are commonly used alongside the name servers dns3.dtu.dk, dns1.dtu.dk, dns2.dtu.dk, ait-pibgm01.win.dtu.dk and emma.ruc.dk.
Host names with two IP numbers:
ns-soa.darenet.dk points to 2001:878:0:e000:82:e2:b3:32 and 130.226.179.50.
mimer.deic.dk points to 2001:87f:ff27:65::66 and 95.128.27.66.
Host names with one IP number:
orion.i2.dk points to 78.153.182.90.
Mail Servers
cert.dk is handled by a single mail server, cert-dk.mail.protection.outlook.com.
Host name cert-dk.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::c, 2a01:111:f403:ca04::d, 2a01:111:f403:ca04::10, 2a01:111:f403:ca09::1, 52.101.68.18, 52.101.68.27, 52.101.73.11 and 52.101.73.30.