clausbermann.dk DNS records

🖥️ Nameservers2 records 94ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records1 records 99ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.26	3600s	webcluster1.webpod12-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records5 records 79ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	172.253.148.27 2a00:1450:4025:4401::1a	yuskedq-in-f27.1e100.net yuskedq-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt1.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1a	lcdels-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt2.aspmx.l.google.com	172.253.152.27 2a00:1450:4010:c22::1a	yulpptr-in-f27.1e100.net yulpptr-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	alt3.aspmx.l.google.com	192.178.211.27 2404:6800:4000:1025::1b	lcbomp-in-f27.1e100.net lcbomp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	alt4.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1a	lcdels-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)1 records 92ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10a:d6:45a0:610a:1474	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 309ms

TXT Record
v=spf1 include:_spf.google.com ~all

✉️ SPF

Policy	Record (clausbermann.dk)
~all (soft fail)	v=spf1 include:_spf.google.com ~all

📨 DMARC

Policy	Record (_dmarc.clausbermann.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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)

🔐 DNSSEC200ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082005
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

94ms

A

99ms

MX

79ms

AAAA

92ms

TXT

309ms

CAA

98ms

HTTPS

76ms

TLSA

283ms

SOA

0ms

MTA-STS

105ms

DNSSEC

200ms

SRV

150ms

Total

2311ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-21 01:49:35	2311ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-08-13 00:55:13	1805ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-07-22 16:19:38	1216ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-07-12 08:28:02	1491ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-06-25 10:49:45	744ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-06-23 23:00:06	906ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-19 23:55:11	4641ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-06-16 21:10:24	608ms	2 NS 1 A 5 MX	🔒 Secure	View