first-respons.dk DNS records

🖥️ Nameservers2 records 29ms

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 29ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.215.159	3600s	webcluster1.webpod17-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records4 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	mx1.pub.mailpod13-cph3.one.com	185.10.9.42	mx1.pub.mailpod13-cph3.one.com	AS51468 One.com A/S
10	10800s	mx2.pub.mailpod13-cph3.one.com	185.10.9.43	mx2.pub.mailpod13-cph3.one.com	AS51468 One.com A/S
10	10800s	mx3.pub.mailpod13-cph3.one.com	185.10.9.44	mx3.pub.mailpod13-cph3.one.com	AS51468 One.com A/S
10	10800s	mx4.pub.mailpod13-cph3.one.com	185.10.9.45	mx4.pub.mailpod13-cph3.one.com	AS51468 One.com A/S

🔷 AAAA Records (IPv6)1 records 30ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:106:fd:ab31:180d:2d3	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 74ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod13-cph3.one.com	DANE-EE · SPKI · SHA-256	7923F8E70F50B8C6DFFC5E73814B9D2D…
SMTP _25._tcp.mx2.pub.mailpod13-cph3.one.com	DANE-EE · SPKI · SHA-256	7923F8E70F50B8C6DFFC5E73814B9D2D…
SMTP _25._tcp.mx3.pub.mailpod13-cph3.one.com	DANE-EE · SPKI · SHA-256	7923F8E70F50B8C6DFFC5E73814B9D2D…
SMTP _25._tcp.mx4.pub.mailpod13-cph3.one.com	DANE-EE · SPKI · SHA-256	7923F8E70F50B8C6DFFC5E73814B9D2D…

🔐 DNSSEC51ms

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

🏷️ SOA0ms

Field	Value
Serial	2026071301
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 RegistrationWHOIS fetched 2026-07-21 10:07:19

Field	Value
Registrar	ONE.COM A/S
Registered	2025-02-25
Expires	2027-02-24 (174d)

📋 WHOIS

⏱️ Lookup Timing

NS

29ms

A

29ms

MX

30ms

AAAA

30ms

TXT

152ms

CAA

33ms

HTTPS

27ms

TLSA

74ms

SOA

0ms

MTA-STS

42ms

DNSSEC

51ms

SRV

34ms

Total

917ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 12:59:38	919ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-27 03:49:11	766ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-26 12:21:53	599ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-13 01:24:10	3962ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-09 23:54:53	5146ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-08 13:52:52	1037ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-04 03:53:28	1027ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-03 00:05:15	938ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-31 04:01:57	1478ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-27 23:40:59	8851ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-26 22:59:00	912ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-25 22:30:11	1245ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-24 21:40:59	1068ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-23 21:28:46	2741ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-22 14:33:20	2752ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-21 10:06:48	1036ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-18 09:42:44	2770ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-16 23:45:50	891ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-15 00:23:53	1570ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-13 17:55:41	917ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-10 21:50:48	9800ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-09 03:37:25	1268ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-07 03:14:23	1853ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-06 00:29:03	1010ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-04 20:34:17	975ms	2 NS 1 A 4 MX	🔒 Secure	View