21vb.dk DNS records

🖥️ Nameservers2 records 86ms

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 85ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.111.241.125	3600s	webcluster2.wordpresspod2-cph3.one.com	AS51468	One.com A/S	77.111.240.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records4 records 78ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	mx1.pub.mailpod9-cph3.one.com	185.164.14.118	mx1.pub.mailpod9-cph3.one.com	AS51468 One.com A/S
10	10800s	mx2.pub.mailpod9-cph3.one.com	185.164.14.119	mx2.pub.mailpod9-cph3.one.com	AS51468 One.com A/S
10	10800s	mx3.pub.mailpod9-cph3.one.com	185.164.14.120	mx3.pub.mailpod9-cph3.one.com	AS51468 One.com A/S
10	10800s	mx4.pub.mailpod9-cph3.one.com	185.164.14.124	mx4.pub.mailpod9-cph3.one.com	AS51468 One.com A/S

🔷 AAAA Records (IPv6)1 records 83ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:104:80ef:244a:5a4c:4c23	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 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

🔗 TLSA / DANE4 records 143ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod9-cph3.one.com	DANE-EE · SPKI · SHA-256	45270A69B37BD0C454F2B3E54CC89AD7…
SMTP _25._tcp.mx2.pub.mailpod9-cph3.one.com	DANE-EE · SPKI · SHA-256	45270A69B37BD0C454F2B3E54CC89AD7…
SMTP _25._tcp.mx3.pub.mailpod9-cph3.one.com	DANE-EE · SPKI · SHA-256	45270A69B37BD0C454F2B3E54CC89AD7…
SMTP _25._tcp.mx4.pub.mailpod9-cph3.one.com	DANE-EE · SPKI · SHA-256	45270A69B37BD0C454F2B3E54CC89AD7…

🔐 DNSSEC211ms

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

🏷️ SOA0ms

Field	Value
Serial	2026072501
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

86ms

A

85ms

MX

78ms

AAAA

83ms

TXT

263ms

CAA

90ms

HTTPS

76ms

TLSA

143ms

SOA

0ms

MTA-STS

94ms

DNSSEC

211ms

SRV

132ms

Total

1076ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 02:25:26	767ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-27 00:22:40	812ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-20 16:29:48	9782ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-18 15:47:23	1010ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-17 13:05:00	5999ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-12 12:26:20	8821ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-06 06:00:30	1152ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-02 22:54:48	6828ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-27 16:27:33	2784ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-26 15:49:55	1076ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-25 15:26:07	1172ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-24 15:14:20	1067ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-23 11:00:16	9210ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-22 06:12:52	1094ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-21 02:53:39	2755ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-19 10:04:51	1099ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-18 08:06:41	1065ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-15 20:52:48	4417ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-14 17:41:48	2211ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-09 21:35:07	2917ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-08 16:58:23	1269ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-04 22:41:31	888ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-03 10:32:57	705ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-28 16:19:45	609ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-25 21:35:17	1899ms	2 NS 1 A 4 MX	🔒 Secure	View