srkk.dk DNS records

🖥️ Nameservers3 records 70ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.first-ns.de	213.239.242.238 2a01:4f8:0:a101::a:1	ns1.first-ns.de ns1.first-ns.de	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
robotns2.second-ns.de	213.133.100.103 2a01:4f8:0:1::5ddc:2	robotns2.second-ns.de robotns2.second-ns.de	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
robotns3.second-ns.com	193.47.99.3 2001:67c:192c::add:a3	robotns3.second-ns.com robotns3.second-ns.com	AS12337 noris network AG AS12337 noris network AG

🌍 A Records1 records 43ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
49.12.115.8	3600s	o13.dk	AS24940	Hetzner Online GmbH	49.12.0.0/15	🇩🇪 Germany	Falkenstein

📧 MX Records2 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx1.simplelogin.co	176.119.200.136 176.119.200.136 185.205.70.136 185.205.70.136	mx1.simplelogin.co mx2.simplelogin.co mx2.simplelogin.co mx1.simplelogin.co	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG
20	3600s	mx2.simplelogin.co	176.119.200.136 176.119.200.136 185.205.70.136 185.205.70.136	mx1.simplelogin.co mx2.simplelogin.co mx2.simplelogin.co mx1.simplelogin.co	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records3 records 325ms

TXT Record
sl-verification=umfwwfcayicitgykyxkiybuadibiik
v=spf1 include:simplelogin.co ~all
vrE1gfoQlFVkFycFuNsZG8pTPF5wR76yHoR1A-rAwjQ

✉️ SPF

Policy	Record (srkk.dk)
~all (soft fail)	v=spf1 include:simplelogin.co ~all

📨 DMARC

Policy	Record (_dmarc.srkk.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=100; adkim=s; aspf=s

📬 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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.srkk.dk	W6ujuZQvwnNNmrOXfYe_hhlT2sKLNCE_F7kcL8lKlwI

🔗 TLSA / DANE6 records 243ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.simplelogin.co	DANE-TA · SPKI · SHA-256	8D02536C887482BC34FF54E41D2BA659…
SMTP _25._tcp.mx1.simplelogin.co	DANE-TA · SPKI · SHA-256	E5545E211347241891C554A03934CDE9…
SMTP _25._tcp.mx1.simplelogin.co	DANE-EE · SPKI · SHA-256	6B56DC55058100C47BEF4BB8020D2A24…
SMTP _25._tcp.mx2.simplelogin.co	DANE-TA · SPKI · SHA-256	8D02536C887482BC34FF54E41D2BA659…
SMTP _25._tcp.mx2.simplelogin.co	DANE-TA · SPKI · SHA-256	E5545E211347241891C554A03934CDE9…
SMTP _25._tcp.mx2.simplelogin.co	DANE-EE · SPKI · SHA-256	6B56DC55058100C47BEF4BB8020D2A24…

🔐 DNSSEC9059ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2026072805
Primary NS (MNAME)	ns1.first-ns.de
Responsible (RNAME)	noreply@srkk.dk
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	10800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

70ms

A

43ms

MX

43ms

AAAA

45ms

TXT

325ms

CAA

63ms

HTTPS

65ms

TLSA

243ms

SOA

0ms

MTA-STS

68ms

DNSSEC

9059ms

SRV

71ms

Total

10847ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-28 21:04:48	10847ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-07-04 23:08:05	3416ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-07-02 06:22:14	2633ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-24 01:19:12	2292ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 17:12:03	2446ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 05:55:37	1029ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 07:38:10	674ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 10:45:45	377ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-19 05:21:59	1801ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 11:47:01	1414ms	0 NS 0 A 0 MX	❓ Unknown	View