bookt.dk DNS records

🖥️ Nameservers2 records 49ms

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 2068ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
45.32.185.143	3598s	—	AS20473	The Constant Company, LLC	45.32.0.0/16	🇳🇱 The Netherlands	Amsterdam

📧 MX Records4 records 56ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	mx1.pub.mailpod11-cph3.one.com	104.37.34.230	mx1.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	10800s	mx2.pub.mailpod11-cph3.one.com	104.37.34.231	mx2.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	10800s	mx3.pub.mailpod11-cph3.one.com	104.37.34.232	mx3.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	10800s	mx4.pub.mailpod11-cph3.one.com	104.37.34.233	mx4.pub.mailpod11-cph3.one.com	AS51468 One.com A/S

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 179ms

TXT Record
google-site-verification=E89Uf37E0LpbYUpUXg_zltgH2mLqzzHy3vltk53O7-I
google-site-verification=Rvv8DETwT1rAttKph3TxD6vDrAt7p89oA6K6BU-NaFo

✉️ 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 4084ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	068A81EDC98C58D5D494EDF2924D5F50…

🔐 DNSSEC109ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082401
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

49ms

A

2068ms

MX

56ms

AAAA

49ms

TXT

179ms

CAA

43ms

HTTPS

49ms

TLSA

4084ms

SOA

0ms

MTA-STS

58ms

DNSSEC

109ms

SRV

78ms

Total

6821ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 19:39:26	6821ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-26 13:16:27	1291ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-24 16:27:46	725ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-28 08:06:45	2265ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-24 00:13:28	799ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-19 19:01:48	964ms	2 NS 1 A 4 MX	⚠️ Bogus	View
2026-06-16 16:17:13	4224ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-16 16:06:10	492ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-16 16:03:34	3544ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-16 16:00:28	847ms	2 NS 1 A 4 MX	🔒 Secure	View