simb.dk

📜 Historical scan 2026-09-23 20:30:24 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

simb.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 28 June 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 172.232.147.252 is hosted by Akamai Connected Cloud (AS63949) in Sweden. Mail is handled by mx01.statens-it.dk, mx02.statens-it.dk and 6 more. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 37ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

2 records 36ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
172.232.147.252	3600s	172-232-147-252.ip.linodeusercontent.com	AS63949	Akamai Connected Cloud	172.232.128.0/17	🇸🇪 Sweden	Stockholm
172.233.57.17	3600s	172-233-57-17.ip.linodeusercontent.com	AS63949	Akamai Connected Cloud	172.233.0.0/16	🇳🇱 The Netherlands	Amsterdam

📧 MX Records#

8 records 35ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx01.statens-it.dk	194.182.109.217	mx01.statens-it.dk	AS58282 Statens IT
10	3600s	mx02.statens-it.dk	194.182.109.218	mx02.statens-it.dk	AS58282 Statens IT
10	3600s	mx03.statens-it.dk	194.182.109.219	mx03.statens-it.dk	AS58282 Statens IT
10	3600s	mx04.statens-it.dk	194.182.109.220	mx04.statens-it.dk	AS58282 Statens IT
10	3600s	mx05.statens-it.dk	194.182.109.221	mx05.statens-it.dk	AS58282 Statens IT
10	3600s	mx06.statens-it.dk	194.182.109.222	mx06.statens-it.dk	AS58282 Statens IT
10	3600s	mx07.statens-it.dk	194.182.109.223	mx07.statens-it.dk	AS58282 Statens IT
10	3600s	mx08.statens-it.dk	194.182.109.224	mx08.statens-it.dk	AS58282 Statens IT

🔷 AAAA Records (IPv6)#

2 records 33ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2600:3c09::f03c:94ff:fed1:f1bb	3600s	—	AS63949	Akamai Connected Cloud	2600:3c08:0:0:0:0:0:0/30	🇸🇪 Sweden	Stockholm
2600:3c0e::f03c:94ff:fed1:4ea	3600s	—	AS63949	Akamai Connected Cloud	2600:3c0e:0:0:0:0:0:0/32	🇳🇱 The Netherlands	Amsterdam

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 151ms

TXT Record
v=spf1 mx ip4:198.2.128.0/18 ip4:205.201.128.0/20 ip4:148.105.0.0/16 ip4:92.43.124.146/31 include:_spf.sitnet.dk -all

✉️ SPF#

Policy	Record (simb.dk)
-all (hard fail)	v=spf1 mx ip4:198.2.128.0/18 ip4:205.201.128.0/20 ip4:148.105.0.0/16 ip4:92.43.124.146/31 include:_spf.sitnet.dk -all

📨 DMARC#

Policy	Record (_dmarc.simb.dk)
p=reject	v=DMARC1; p=reject; sp=reject; rua=mailto:tcod1eh2@ag.eu.dmarcadvisor.com;

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-13 12:29:57

www CNAME	www.benchmark.dk.edgekey.net (all on edgekey.net) → 95.100.155.155 95.100.155.193 2a02:26f0:3b::5f64:9b9b 2a02:26f0:3b::5f64:9bc1 (AS20940)
www vs bare domain	Different networks simb.dk: 172.232.147.252 172.233.57.17 2600:3c09::f03c:94ff:fed1:f1bb 2600:3c0e::f03c:94ff:fed1:4ea (AS63949) www.simb.dk: 95.100.155.155 95.100.155.193 2a02:26f0:3b::5f64:9b9b 2a02:26f0:3b::5f64:9bc1 (AS20940) (all like this)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.simb.dk	57K7OfGKzfQCwvnjBlTRQ_NnVWgbJSgEPorCQTy7X2I

🔗 TLSA / DANE#

16 records 263ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx01.statens-it.dk	DANE-EE · Full cert · SHA-512	1DFC9477DAE259CF5EC3C684DAAEEA6C…
SMTP _25._tcp.mx01.statens-it.dk	DANE-EE · Full cert · SHA-512	8A12C2B7C0B5B6A9B6026C875909858F…
SMTP _25._tcp.mx02.statens-it.dk	DANE-EE · Full cert · SHA-512	1DFC9477DAE259CF5EC3C684DAAEEA6C…
SMTP _25._tcp.mx02.statens-it.dk	DANE-EE · Full cert · SHA-512	8A12C2B7C0B5B6A9B6026C875909858F…
SMTP _25._tcp.mx03.statens-it.dk	DANE-EE · Full cert · SHA-512	8A12C2B7C0B5B6A9B6026C875909858F…
SMTP _25._tcp.mx03.statens-it.dk	DANE-EE · Full cert · SHA-512	1DFC9477DAE259CF5EC3C684DAAEEA6C…
SMTP _25._tcp.mx04.statens-it.dk	DANE-EE · Full cert · SHA-512	1DFC9477DAE259CF5EC3C684DAAEEA6C…
SMTP _25._tcp.mx04.statens-it.dk	DANE-EE · Full cert · SHA-512	8A12C2B7C0B5B6A9B6026C875909858F…
SMTP _25._tcp.mx05.statens-it.dk	DANE-EE · Full cert · SHA-512	1DFC9477DAE259CF5EC3C684DAAEEA6C…
SMTP _25._tcp.mx05.statens-it.dk	DANE-EE · Full cert · SHA-512	8A12C2B7C0B5B6A9B6026C875909858F…
SMTP _25._tcp.mx06.statens-it.dk	DANE-EE · Full cert · SHA-512	1DFC9477DAE259CF5EC3C684DAAEEA6C…
SMTP _25._tcp.mx06.statens-it.dk	DANE-EE · Full cert · SHA-512	8A12C2B7C0B5B6A9B6026C875909858F…
SMTP _25._tcp.mx07.statens-it.dk	DANE-EE · Full cert · SHA-512	8A12C2B7C0B5B6A9B6026C875909858F…
SMTP _25._tcp.mx07.statens-it.dk	DANE-EE · Full cert · SHA-512	1DFC9477DAE259CF5EC3C684DAAEEA6C…
SMTP _25._tcp.mx08.statens-it.dk	DANE-EE · Full cert · SHA-512	8A12C2B7C0B5B6A9B6026C875909858F…
SMTP _25._tcp.mx08.statens-it.dk	DANE-EE · Full cert · SHA-512	1DFC9477DAE259CF5EC3C684DAAEEA6C…

🔐 DNSSEC#

55ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

0ms

Field	Value
Serial	2026091101
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-13 12:39:26

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2019-06-28
Expires	2030-06-30 (1349d)

🔗 Same registrant#

21 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
im-valg.dk	Punktum dk A/S (direct)
im.dk	Punktum dk A/S (direct)
imbe.dk	Punktum dk A/S (direct)
imbm.dk	Punktum dk A/S (direct)
imintra.dk	Punktum dk A/S (direct)
inbm.dk	Punktum dk A/S (direct)
indenrigsminister.dk	Punktum dk A/S (direct)
indenrigsministeriet.dk	Punktum dk A/S (direct)
ism.dk	Punktum dk A/S (direct)
kommunalenoegletal.dk	Punktum dk A/S (direct)
noegletal.dk	Punktum dk A/S (direct)
oeim.dk	Punktum dk A/S (direct)
oekonomiogindenrigsministeriet.dk	Punktum dk A/S (direct)
oim.dk	Punktum dk A/S (direct)
oimintra.dk	Punktum dk A/S (direct)
sim.dk	Punktum dk A/S (direct)
slotsholmsgade.dk	Punktum dk A/S (direct)
valgresultat.dk	Punktum dk A/S (direct)
vfm.dk	Punktum dk A/S (direct)
øim.dk	Punktum dk A/S (direct)
økonomiogindenrigsministeriet.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

37ms

36ms

35ms

AAAA

33ms

TXT

151ms

CAA

54ms

HTTPS

47ms

TLSA

263ms

SOA

0ms

MTA-STS

54ms

DNSSEC

55ms

SRV

55ms

Total

1083ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 12:29:56	1638ms	2 NS 2 A 8 MX	🔒 Secure
2026-09-23 20:30:24 shown	1083ms	2 NS 2 A 8 MX	🔒 Secure
2026-09-12 03:37:59	1628ms	2 NS 2 A 8 MX	🔒 Secure
2026-08-13 16:03:58	9779ms	2 NS 2 A 8 MX	🔒 Secure
2026-07-26 12:58:08	17946ms	2 NS 2 A 8 MX	🔒 Secure
2026-07-18 17:35:40	33589ms	2 NS 2 A 8 MX	🔒 Secure
2026-07-14 07:09:25	9447ms	2 NS 2 A 8 MX	🔒 Secure
2026-06-20 04:28:05	3699ms	2 NS 2 A 8 MX	🔒 Secure
2026-06-17 12:13:08	1993ms	2 NS 2 A 8 MX	🔒 Secure