pub53.dk

📜 Historical scan 2026-06-24 02:24:23 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

pub53.dk is a .dk domain served by 2 nameservers (ns.scannet2.dk, ns2.scannet2.dk). It was registered on 10 January 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.43.16 is hosted by team.blue Denmark A/S (AS48854) in Denmark. The zone is DNSSEC-signed and validates, has no 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#

2 records 139ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.scannet2.dk	185.25.141.9 2a02:2339:4006:10d::4171:4171	ns1.scannet.dk ns1.scannet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.scannet2.dk	2a02:2339:1:112:0:5:1:b11 91.197.248.72	ns2.scannet.dk ns2.scannet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 144ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.43.16	3600s	linux16.scannet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

📧

No MX records found

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	185.21.43.16
🔶 Autoconfig	185.21.43.16

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-09 13:40:35

www	185.21.43.16 (AS48854) (address records, no CNAME)
www vs bare domain	Same network pub53.dk: 185.21.43.16 (AS48854) www.pub53.dk: 185.21.43.16 (AS48854)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

235ms

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

🏷️ SOA#

131ms

Field	Value
Serial	2025011001
Primary NS (MNAME)	ns.scannet2.dk
Responsible (RNAME)	hostmaster@scannet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-17 08:52:51

Field	Value
Registrar	A/S SCANNET
Registered	2025-01-10
Expires	2027-01-09 (83d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

139ms

144ms

166ms

AAAA

147ms

TXT

685ms

CAA

145ms

HTTPS

131ms

TLSA

140ms

SOA

131ms

MTA-STS

135ms

DNSSEC

235ms

SRV

163ms

Total

1181ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 13:40:35	349ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-27 22:44:16	426ms	2 NS 1 A 0 MX	🔒 Secure
2026-06-24 02:24:23 shown	1181ms	2 NS 1 A 0 MX	🔒 Secure
2026-06-23 05:58:52	1179ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-18 08:01:37	503ms	2 NS 1 A 0 MX	🔒 Secure