authr.dk

📜 Historical scan 2026-08-17 19:10:39 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

authr.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 2 February 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.199.108.153 is hosted by Fastly, Inc. (AS54113) in United States. Mail is handled by mail.protonmail.ch, mailsec.protonmail.ch. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. 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#

3 records 50ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

4 records 55ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.199.108.153	600s	cdn-185-199-108-153.github.com	AS54113	Fastly, Inc.	185.199.108.0/22	🇺🇸 United States	—
185.199.109.153	600s	cdn-185-199-109-153.github.com	AS54113	Fastly, Inc.	185.199.108.0/22	🇺🇸 United States	—
185.199.110.153	600s	cdn-185-199-110-153.github.com	AS54113	Fastly, Inc.	185.199.108.0/22	🇺🇸 United States	—
185.199.111.153	600s	cdn-185-199-111-153.github.com	AS54113	Fastly, Inc.	185.199.108.0/22	🇺🇸 United States	—

📧 MX Records#

2 records 61ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	mail.protonmail.ch	176.119.200.128 185.205.70.128 185.70.42.128	mail.protonmail.ch mail.protonmail.ch mail.protonmail.ch	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG
20	600s	mailsec.protonmail.ch	176.119.200.129 185.205.70.129 185.70.42.129	mailsec.protonmail.ch mailsec.protonmail.ch mailsec.protonmail.ch	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 Records#

3 records 224ms

TXT Record
anthropic-domain-verification-03p67w=ZGBDP7bxHZImEl2XOUXJQ3KEZ
protonmail-verification=37336b4338b6aacc1deac867a2fd3254a67ca7c6
v=spf1 include:_spf.protonmail.ch ~all

✉️ SPF#

Policy	Record (authr.dk)
~all (soft fail)	v=spf1 include:_spf.protonmail.ch ~all

📨 DMARC#

Policy	Record (_dmarc.authr.dk)
p=quarantine	v=DMARC1; p=quarantine

📬 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 16:21:27

www CNAME	public-authr-dk.github.io (all on github.io) → 185.199.108.153 185.199.109.153 185.199.110.153 185.199.111.153 2606:50c0:8000::153 2606:50c0:8001::153 2606:50c0:8002::153 2606:50c0:8003::153 (AS54113)
www vs bare domain	Same network authr.dk: 185.199.108.153 185.199.109.153 185.199.110.153 185.199.111.153 (AS54113) www.authr.dk: 185.199.108.153 185.199.109.153 185.199.110.153 185.199.111.153 (AS54113)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

4 records 368ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mail.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mail.protonmail.ch	DANE-EE · SPKI · SHA-256	6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…

🔐 DNSSEC#

146ms

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

🏷️ SOA#

48ms

Field	Value
Serial	2026072102
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-03 22:55:53

Field	Value
Registrar	Simply.com A/S
Registered	2026-02-02
Expires	2029-02-01 (838d)

📋 WHOIS#

⏱️ Lookup Timing#

50ms

55ms

61ms

AAAA

83ms

TXT

224ms

CAA

67ms

HTTPS

76ms

TLSA

368ms

SOA

48ms

MTA-STS

100ms

DNSSEC

146ms

SRV

131ms

Total

17545ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 16:21:26	1056ms	3 NS 4 A 2 MX	🔒 Secure
2026-10-03 22:39:29	883ms	3 NS 4 A 2 MX	🔒 Secure
2026-09-24 21:10:32	681ms	3 NS 4 A 2 MX	🔒 Secure
2026-09-03 01:17:31	802ms	3 NS 4 A 2 MX	🔒 Secure
2026-09-01 04:04:52	717ms	3 NS 4 A 2 MX	🔒 Secure
2026-08-28 00:16:06	883ms	3 NS 4 A 2 MX	🔒 Secure
2026-08-17 19:10:39 shown	17545ms	3 NS 4 A 2 MX	🔒 Secure
2026-07-22 05:51:34	1129ms	3 NS 4 A 2 MX	🔒 Secure
2026-07-04 22:35:41	1217ms	3 NS 0 A 2 MX	🔒 Secure
2026-06-22 11:10:56	6571ms	3 NS 0 A 2 MX	⚠️ Bogus
2026-06-21 13:44:59	1187ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 13:51:29	738ms	3 NS 0 A 2 MX	🔒 Secure