birkbak.dk DNS records

🖥️ Nameservers3 records 116ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.azehosting.net	2a01:4f8:13b:3146::1 94.130.138.185	— ns1.azehosting.net	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns2.azehosting.net	2a01:4f8:c17:5f0a::2 88.99.15.5	ns2.azehosting.net ns2.azehosting.net	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns3.azehosting.net	2a01:4f8:c17:6a6e::2 88.99.39.181	ns3.azehosting.net ns3.azehosting.net	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🌍 A Records1 records 116ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
157.90.67.40	3600s	cp01.azehosting.net	AS24940	Hetzner Online GmbH	157.90.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records1 records 132ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	birkbak.dk	157.90.67.40 2a01:4f8:2b02:6d4::2	cp01.azehosting.net cp01.azehosting.net	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🔷 AAAA Records (IPv6)1 records 116ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:4f8:2b02:6d4::2	3600s	cp01.azehosting.net	AS24940	Hetzner Online GmbH	2a01:4f8:0:0:0:0:0:0/31	🇩🇪 Germany	Falkenstein

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 485ms

TXT Record
v=spf1 ip4:157.90.67.40 include:spf.azehosting.net ip4:49.12.83.57 +a +mx +ip4:94.231.104.195 +ip4:159.69.63.122 +ip4:94.130.48.84 ~all

✉️ SPF

Policy	Record (birkbak.dk)
~all (soft fail)	v=spf1 ip4:157.90.67.40 include:spf.azehosting.net ip4:49.12.83.57 +a +mx +ip4:94.231.104.195 +ip4:159.69.63.122 +ip4:94.130.48.84 ~all

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 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.birkbak.dk	0IOuTY6OmD0pRjG6CfA6S3cVuDu2rCseO7acgGvM7GU

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC265ms

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	2026082806
Primary NS (MNAME)	ns1.azehosting.net
Responsible (RNAME)	server-admin@azehosting.net
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

116ms

A

116ms

MX

132ms

AAAA

116ms

TXT

485ms

CAA

119ms

HTTPS

123ms

TLSA

134ms

SOA

0ms

MTA-STS

169ms

DNSSEC

265ms

SRV

156ms

Total

1356ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 06:12:09	3393ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-31 19:39:08	621ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-30 17:15:57	1823ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-28 21:19:36	1356ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-27 20:11:27	739ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-26 19:11:52	678ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-25 02:03:40	1824ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-24 01:03:37	2828ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-22 21:19:20	1839ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-21 21:11:59	9524ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-20 21:01:04	1454ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-19 19:30:34	9895ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-18 19:25:44	1069ms	3 NS 1 A 1 MX	❓ Unknown	View
2026-08-16 23:08:06	1836ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-15 17:01:33	3412ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-14 11:56:25	1154ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-11 18:10:01	8928ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-09 23:37:33	2380ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-07 05:35:02	1198ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-07-29 16:39:14	1059ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-07-27 07:08:51	1104ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-07-26 06:41:13	1159ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-07-25 06:24:12	9798ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-07-24 04:52:38	999ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-07-23 04:23:47	1243ms	3 NS 1 A 1 MX	🔓 Insecure	View