cedulas.dk - robtex.com

cedulas.dk

DNSSEC⚠️ Not signed
A2a01:4f8:c012:e59f::1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
A49.12.209.31🇩🇪 Hetzner49.12.0.0/16 HETZNER-DC
NShydrogen.ns.hetzner.com
A2a01:4f8:0:1::add:1098🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRhydrogen.ns.hetzner.com
A213.133.100.98🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1
PTRhydrogen.ns.hetzner.com
NShelium.ns.hetzner.de
A2001:67c:192c::add:5🇩🇪 NORIS-NETWORK2001:67c:192c::/48
PTRhelium.ns.hetzner.de
A193.47.99.5🇩🇪 NORIS-NETWORK193.47.99.0/24
PTRhelium.ns.hetzner.de
NSoxygen.ns.hetzner.com
A2a01:4f8:0:1::add:2992🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRoxygen.ns.hetzner.com
A88.198.229.192🇩🇪 Hetzner88.198.0.0/16 HETZNER-RZ-NBG-BLK4
PTRoxygen.ns.hetzner.com
MXaspmx.l.google.com
A2607:f8b0:4004:c19::1b🇺🇸 Google2607:f8b0:4004::/48
PTRbk-in-f27.1e100.net
A142.251.111.26🇺🇸 Google142.251.111.0/24
PTRbk-in-f26.1e100.net
MXalt1.aspmx.l.google.com(5)
A2800:3f0:4003:c0f::1b🇨🇱 Google2800:3f0:4003::/48
A108.177.123.27🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f27.1e100.net
MXalt2.aspmx.l.google.com(5)
A2a00:1450:400b:c02::1a🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f26.1e100.net
A172.253.116.26🇺🇸 Google172.253.116.0/24
PTRdj-in-f26.1e100.net
MXalt3.aspmx.l.google.com(10)
A2a00:1450:4009:c0f::1b🇬🇧 Google2a00:1450:4009::/48
PTRyulhrs-in-f27.1e100.net
A192.178.223.26🇺🇸 Google192.178.223.0/24
PTRyulhrs-in-f26.1e100.net
MXalt4.aspmx.l.google.com(10)
A2a00:1450:400c:c23::1a🇧🇪 Google2a00:1450:400c::/48
PTRyubrupd-in-f26.1e100.net
A172.253.157.26🇺🇸 Google172.253.0.0/16
PTRyubrupd-in-f26.1e100.net
MXcedulas.dk(25)
A2a01:4f8:c012:e59f::1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
A49.12.209.31🇩🇪 Hetzner49.12.0.0/16 HETZNER-DC
PTRstatic.31.209.12.49.clients.your-server.de
TXTv=DMARC1; p=reject; pct=100; sp=reject; adkim=r; aspf=r; ruf=mailto:iop@cedu...
TXTv=spf1 include:_spf.google.com mx -all
TXTMS=ms66192056
TXTgoogle-site-verification=CWR0W3mLqEVWgzXh71Wr2AM2xx2o07iMt78JGk-kJ4Y
TXTgoogle-site-verification=d3XqYiI8BkHXurZ4UDQmL3wDPWRmKjtzoVvAGjVkhLU
TXTgoogle-site-verification=wzGFCdkzbP75i1qLC-HOtQZVi6b_ImJz5J0pEIzjCzw
SOAhydrogen.ns.hetzner.comdns@hetzner.com 2026-06-25 #1

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 1784612161localtime Tue Jul 21 07:36:01 2026gmtime Tue Ju...
SOAb.nic.dktech@punktum.dk serial=1784612161

MX for

Same first word

Similar names

DNS History

11 records (11 active, 0 former)

NShelium.ns.hetzner.dehydrogen.ns.hetzner.comoxygen.ns.hetzner.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comcedulas.dkA2a01:4f8:c012:e59f::149.12.209.31
NShelium.ns.hetzner.de2026-03-08 → 2026-07-21 · 2 obs
● 2026-03-08 17:50:58
● 2026-07-21 06:16:00
NShydrogen.ns.hetzner.com2026-03-08 → 2026-07-21 · 2 obs
● 2026-03-08 17:50:58
● 2026-07-21 06:16:00
NSoxygen.ns.hetzner.com2026-03-08 → 2026-07-21 · 2 obs
● 2026-03-08 17:50:58
● 2026-07-21 06:16:00
MXalt1.aspmx.l.google.com2026-03-08 → 2026-07-21 · 2 obs
● 2026-03-08 17:50:58
● 2026-07-21 06:16:00
MXalt2.aspmx.l.google.com2026-03-08 → 2026-07-21 · 2 obs
● 2026-03-08 17:50:58
● 2026-07-21 06:16:00
MXalt3.aspmx.l.google.com2026-03-08 → 2026-07-21 · 2 obs
● 2026-03-08 17:50:58
● 2026-07-21 06:16:00
MXalt4.aspmx.l.google.com2026-03-08 → 2026-07-21 · 2 obs
● 2026-03-08 17:50:58
● 2026-07-21 06:16:00
MXaspmx.l.google.com2026-03-08 → 2026-07-21 · 2 obs
● 2026-03-08 17:50:58
● 2026-07-21 06:16:00
MXcedulas.dk2026-03-08 → 2026-07-21 · 2 obs
● 2026-03-08 17:50:58
● 2026-07-21 06:16:00
A2a01:4f8:c012:e59f::12026-03-08 → 2026-07-21 · 2 obs
● 2026-03-08 17:50:58
● 2026-07-21 06:16:00
A49.12.209.312026-03-08 → 2026-07-21 · 2 obs
● 2026-03-08 17:50:58
● 2026-07-21 06:16:00

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dkl.nic.dk, h.nic.dk, b.nic.dk, c.nic.dk...-
cedulas.dkhelium.ns.hetzner.de, oxygen.ns.hetzner.com, hydrogen.ns.hetzner.com-

✅ Authoritative Response

Server:88.198.229.192

NS records: helium.ns.hetzner.de, oxygen.ns.hetzner.com, hydrogen.ns.hetzner.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cedulas.dk (unsigned zone)

⏱️ Timing

Total: 3795ms | Queries: -

📄 Records

TypeCountSample Data
A149.12.209.31
AAAA12a01:4f8:c012:e59f::1
NS3hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com...
MX6alt1.aspmx.l.google.com (pri: 5), alt2.aspmx.l.google.com (pri: 5)...
TXT6google-site-verification=CWR0W3mLqEVWgzX, google-site-verification=d3XqYiI8BkHXurZ...
SOA1hydrogen.ns.hetzner.com dns.hetzner.com

Analysis

Mail Server Role

The MX record for cedulas.dk points back to cedulas.dk — it is its own mail server.

aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com tend to be used as mail servers in tandem with cedulas.dk.

IP Addresses

cedulas.dk points to the IP addresses 49.12.209.31 and 2a01:4f8:c012:e59f::1

static.31.209.12.49.clients.your-server.de is an example of another host name that shares IP numbers with cedulas.dk.

Name Servers

cedulas.dk has three name servers — hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.

There is at least partial name server overlap between cedulas.dk and other domains — f2o.io, kohlmann.de, istgra.de and two more among them.

These name servers tend to appear in combination with the name servers robotns3.second-ns.com, ns1.first-ns.de, robotns2.second-ns.de and ns1.your-server.de.

Each of hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de points to two IP numbers. hydrogen.ns.hetzner.com points to 213.133.100.98 and 2a01:4f8:0:1::add:1098. oxygen.ns.hetzner.com points to 88.198.229.192 and 2a01:4f8:0:1::add:2992. helium.ns.hetzner.de points to 193.47.99.5 and 2001:67c:192c::add:5.

Mail Servers

The MX records for cedulas.dk point to 6 mail servers; among them: cedulas.dk, aspmx.l.google.com, alt1.aspmx.l.google.com and 3 other.

cedulas.dk shares at least some of its mail servers with other domains — for example goldencabinet.com, tenfieldtv.com, qualitycarpetsinc.com and two more.

It is common to find these mail servers paired with mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 more.

Hosts with two IP numbers each:

cedulas.dk resolves to 49.12.209.31 and 2a01:4f8:c012:e59f::1.

aspmx.l.google.com resolves to 142.251.111.26 and 2607:f8b0:4004:c19::1b.

alt1.aspmx.l.google.com resolves to 108.177.123.27 and 2800:3f0:4003:c0f::1b.

alt2.aspmx.l.google.com resolves to 172.253.116.26 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com resolves to 192.178.223.26 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com resolves to 172.253.157.26 and 2a00:1450:400c:c23::1a.