doertelefon.dk DNS records

🖥️ Nameservers2 records 79ms

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 112ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
162.159.135.42	3600s	—	AS13335	Cloudflare, Inc.	162.159.128.0/19	🇺🇸 United States	—

📧 MX Records1 records 90ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	. Null MX — domain accepts no email (RFC 7505)

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	162.159.135.42
🔶 Autoconfig	162.159.135.42

🔷 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

🔏 ACME Challenge

Type	Name	Value
CNAME	_acme-challenge.doertelefon.dk	doertelefon.dk.kinstavalidation.app

🔗 TLSA / DANE

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

🔐 DNSSEC237ms

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

🏷️ SOA0ms

Field	Value
Serial	2026083108
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

79ms

A

112ms

MX

90ms

AAAA

82ms

TXT

581ms

CAA

126ms

HTTPS

107ms

TLSA

74ms

SOA

0ms

MTA-STS

192ms

DNSSEC

237ms

SRV

165ms

Total

1156ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 23:05:13	1156ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-29 23:57:53	527ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-28 22:26:06	593ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-27 17:55:28	2399ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-27 17:10:03	466ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 16:57:47	1090ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-24 18:52:58	1115ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-23 13:08:36	1649ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-22 13:00:51	791ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-21 12:41:03	4095ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-20 12:15:01	829ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-19 08:46:31	3319ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-18 08:40:53	2686ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-17 07:51:37	1999ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-16 04:16:21	2301ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-14 11:50:38	1713ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-13 00:25:49	755ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-10 08:37:15	666ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-09 05:28:54	947ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-05 05:20:52	4651ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-30 08:09:45	4931ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-10 19:58:26	16451ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 00:30:26	1873ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 04:17:56	7546ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-06-17 04:11:40	1043ms	2 NS 1 A 0 MX	🔒 Secure	View