srgk.dk DNS records

🖥️ Nameservers2 records 49ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.desec.io	2607:f740:e633:deec::2 45.54.76.1	ns1.desec.io ns1.desec.io	AS63911 NetActuate, Inc AS63911 NetActuate, Inc
ns2.desec.org	157.53.224.1 2607:f740:e00a:deec::2	ns2.desec.org ns2.desec.org	AS36217 NetActuate, Inc AS36217 NetActuate, Inc

🌍 A Records

🌍

No A records found

📧 MX Records3 records 41ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mxext1.mailbox.org	2001:67c:2050:104:0:1:25:1 80.241.60.212	mx1.mailbox.org mx1.mailbox.org	AS199118 Heinlein-Support GmbH AS199118 Heinlein-Support GmbH
10	3600s	mxext2.mailbox.org	2001:67c:2050:104:0:2:25:1 80.241.60.215	mx2.mailbox.org mx2.mailbox.org	AS199118 Heinlein-Support GmbH AS199118 Heinlein-Support GmbH
20	3600s	mxext3.mailbox.org	2001:67c:2050:104:0:3:25:1 80.241.60.216	mx3.mailbox.org mx3.mailbox.org	AS199118 Heinlein-Support GmbH AS199118 Heinlein-Support GmbH

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 151ms

TXT Record
v=spf1 include:mailbox.org ~all

✉️ SPF

Policy	Record (srgk.dk)
~all (soft fail)	v=spf1 include:mailbox.org ~all

📨 DMARC

Policy	Record (_dmarc.srgk.dk)
p=none (monitor only)	v=DMARC1;p=none;rua=mailto:postmaster@srgk.dk

📬 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

🔗 TLSA / DANE9 records 89ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mxext1.mailbox.org	DANE-EE · SPKI · SHA-256	4758AF6F02DFB5DC8795FA402E77A8A0…
SMTP _25._tcp.mxext1.mailbox.org	DANE-EE · SPKI · SHA-256	996AD31D65E03F038B8EC950F6F26611…
SMTP _25._tcp.mxext1.mailbox.org	DANE-EE · SPKI · SHA-256	E41CC7633029AFDBA53744D7E5FC31EF…
SMTP _25._tcp.mxext2.mailbox.org	DANE-EE · SPKI · SHA-256	4758AF6F02DFB5DC8795FA402E77A8A0…
SMTP _25._tcp.mxext2.mailbox.org	DANE-EE · SPKI · SHA-256	E41CC7633029AFDBA53744D7E5FC31EF…
SMTP _25._tcp.mxext2.mailbox.org	DANE-EE · SPKI · SHA-256	996AD31D65E03F038B8EC950F6F26611…
SMTP _25._tcp.mxext3.mailbox.org	DANE-EE · SPKI · SHA-256	996AD31D65E03F038B8EC950F6F26611…
SMTP _25._tcp.mxext3.mailbox.org	DANE-EE · SPKI · SHA-256	E41CC7633029AFDBA53744D7E5FC31EF…
SMTP _25._tcp.mxext3.mailbox.org	DANE-EE · SPKI · SHA-256	4758AF6F02DFB5DC8795FA402E77A8A0…

🔐 DNSSEC101ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	2025043057
Primary NS (MNAME)	get.desec.io
Responsible (RNAME)	get@desec.io
Refresh	86400s
Retry	3600s
Expire	2419200s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

49ms

A

32ms

MX

41ms

AAAA

32ms

TXT

151ms

CAA

35ms

HTTPS

44ms

TLSA

89ms

SOA

0ms

MTA-STS

46ms

DNSSEC

101ms

SRV

43ms

Total

1182ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 18:07:01	1182ms	2 NS 0 A 3 MX	🔒 Secure	View
2026-08-21 01:43:28	17592ms	2 NS 0 A 3 MX	🔒 Secure	View
2026-08-13 12:03:21	6956ms	2 NS 0 A 3 MX	🔒 Secure	View
2026-08-07 08:20:07	9378ms	2 NS 0 A 3 MX	🔒 Secure	View
2026-08-03 05:17:52	2844ms	2 NS 0 A 3 MX	🔒 Secure	View
2026-07-24 02:35:40	10156ms	2 NS 0 A 3 MX	🔒 Secure	View
2026-07-17 05:36:10	2632ms	2 NS 0 A 3 MX	🔒 Secure	View
2026-07-12 07:14:16	10120ms	2 NS 0 A 3 MX	🔒 Secure	View
2026-07-03 18:54:00	2278ms	2 NS 0 A 3 MX	🔒 Secure	View
2026-06-28 22:26:56	2288ms	2 NS 0 A 3 MX	🔒 Secure	View
2026-06-23 22:33:47	1044ms	2 NS 0 A 3 MX	🔒 Secure	View
2026-06-19 22:48:37	2987ms	2 NS 0 A 3 MX	🔒 Secure	View
2026-06-18 04:34:40	2185ms	2 NS 0 A 3 MX	🔒 Secure	View