subsero.dk DNS records

🖥️ Nameservers2 records 46ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.dandomain.dk	185.25.141.3 2a02:2339:4006:109::dd	ns.dandomain.dk ns.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.dandomain.dk	2a02:2339:1:108::dd:dd 91.197.248.66	ns2.dandomain.dk ns2.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 36ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.247.67.66	3600s	vps465.rackhosting.com	AS31590	Rackhosting.com ApS	77.247.64.0/20	🇩🇰 Denmark	—

📧 MX Records1 records 47ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	smtp.google.com	172.253.130.27 173.194.222.26 173.194.222.27 2a00:1450:4010:c01::1a 2a00:1450:4010:c01::1a 2a00:1450:4010:c01::1b 2a00:1450:4010:c01::1b 2a00:1450:4010:c0b::1a 2a00:1450:4010:c0b::1a 2a00:1450:4010:c0b::1b 2a00:1450:4010:c0b::1b 64.233.161.26 64.233.161.27	yulppbn-in-f27.1e100.net lo-in-f26.1e100.net lo-in-f27.1e100.net lh-in-x1a.1e100.net lh-in-f26.1e100.net lh-in-f27.1e100.net lh-in-x1b.1e100.net lo-in-f26.1e100.net lo-in-x1a.1e100.net lo-in-f27.1e100.net lo-in-x1b.1e100.net lh-in-f26.1e100.net lh-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 AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	77.247.67.66
🔶 Autoconfig	77.247.67.66

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 157ms

TXT Record
google-site-verification=jKK9VFS2YQB37ij055f9rCCmrW_3jnKXJwbQQzwzP4M
v=spf1 ip4:195.245.230.0/23 ip4:194.106.220.0/23 ip4:193.109.254.0/23 ip4:117.120.16.0/21 ip4:95.131.104.0/21 ip4:85.158.136.0/21 ip4:67.219.240.0/20 ip4:216.82.240.0/20 include:_spf.google.com include:spf.messagelabs.com include:servers.mcsv.net ~all

✉️ SPF

Policy	Record (subsero.dk)
~all (soft fail)	v=spf1 ip4:195.245.230.0/23 ip4:194.106.220.0/23 ip4:193.109.254.0/23 ip4:117.120.16.0/21 ip4:95.131.104.0/21 ip4:85.158.136.0/21 ip4:67.219.240.0/20 ip4:216.82.240.0/20 include:_spf.google.com include:spf.messagelabs.com include:servers.mcsv.net ~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

🔗 TLSA / DANE

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

🔐 DNSSEC87ms

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

🏷️ SOA0ms

Field	Value
Serial	2026060101
Primary NS (MNAME)	ns.dandomain.dk
Responsible (RNAME)	hostmaster@dandomain.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

46ms

A

36ms

MX

47ms

AAAA

40ms

TXT

157ms

CAA

51ms

HTTPS

41ms

TLSA

81ms

SOA

0ms

MTA-STS

58ms

DNSSEC

87ms

SRV

66ms

Total

603ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-25 23:45:19	603ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 10:34:29	1330ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 07:37:14	1705ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 22:58:49	721ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 05:55:12	790ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 08:29:42	868ms	2 NS 1 A 1 MX	🔒 Secure	View