selvstudier.dk DNS records

🖥️ Nameservers2 records 238ms

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

🌍 A Records1 records 205ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
168.119.144.139	3600s	cp02.azehosting.net	AS24940	Hetzner Online GmbH	168.119.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records1 records 216ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	SMTP.GOOGLE.COM	142.251.127.26 142.251.127.27 2a00:1450:4001:c21::1a 2a00:1450:4001:c21::1b 2a00:1450:400c:c02::1a 2a00:1450:400c:c02::1a 2a00:1450:400c:c04::1a 2a00:1450:400c:c04::1a 74.125.206.26 74.125.71.27	lcfrai-in-f26.1e100.net lcfrai-in-f27.1e100.net lcfrai-in-f26.1e100.net lcfrai-in-f27.1e100.net wn-in-x1a.1e100.net wn-in-f26.1e100.net wk-in-x1a.1e100.net wk-in-f26.1e100.net wk-in-f26.1e100.net wn-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)1 records 250ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:4f8:2b02:59b::2	3600s	cp02.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 Records2 records 777ms

TXT Record
google-site-verification=3B9ZfoZ1_SMegrYUO85iWTZYzzH-P3q3pRLtVm8UHGU
v=spf1 +a +mx +ip4:168.119.144.139 include:spf.azehosting.net +ip4:157.90.0.14 +ip4:157.90.34.121 +ip4:94.231.104.196 +ip4:159.69.75.118 ~all

✉️ SPF

Policy	Record (selvstudier.dk)
~all (soft fail)	v=spf1 +a +mx +ip4:168.119.144.139 include:spf.azehosting.net +ip4:157.90.0.14 +ip4:157.90.34.121 +ip4:94.231.104.196 +ip4:159.69.75.118 ~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.selvstudier.dk	Bth9Q1kmtwe0UR2CTk4WA3G97g5krOQNzYkSeFbr2Nw

🔗 TLSA / DANE

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

🔐 DNSSEC372ms

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	2026080900
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

238ms

A

205ms

MX

216ms

AAAA

250ms

TXT

777ms

CAA

254ms

HTTPS

255ms

TLSA

251ms

SOA

0ms

MTA-STS

273ms

DNSSEC

372ms

SRV

290ms

Total

4498ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-10 21:42:28	4498ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-06 20:22:04	18026ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-03 10:19:00	793ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-30 06:34:16	1207ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-20 01:33:24	1888ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 19:15:47	938ms	2 NS 1 A 1 MX	🔓 Insecure	View