kaltoftogjacobsen.dk DNS records

🖥️ Nameservers2 records 42ms

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 42ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.111.240.182	3600s	webcluster55.webpod11-cph3.one.com	AS51468	One.com A/S	77.111.240.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records4 records 48ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	mx1.mailpod16-cph3.g1i.one.com	5.249.232.33	mx1.mailpod16-cph3.g1i.one.com	AS51468 One.com A/S
10	10800s	mx2.mailpod16-cph3.g1i.one.com	5.249.232.34	mx2.mailpod16-cph3.g1i.one.com	AS51468 One.com A/S
10	10800s	mx3.mailpod16-cph3.g1i.one.com	5.249.232.35	mx3.mailpod16-cph3.g1i.one.com	AS51468 One.com A/S
10	10800s	mx4.mailpod16-cph3.g1i.one.com	5.249.232.36	mx4.mailpod16-cph3.g1i.one.com	AS51468 One.com A/S

🔷 AAAA Records (IPv6)1 records 58ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:102:80b5:9dde:e556:d7fb	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 181ms

TXT Record
v=spf1 a a: include:_custspf.one.com -all

✉️ SPF

Policy	Record (kaltoftogjacobsen.dk)
-all (hard fail)	v=spf1 a a: include:_custspf.one.com -all

📨 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 87ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.mailpod16-cph3.g1i.one.com	DANE-EE · SPKI · SHA-256	24689A1B29BE70163B6DCF262497B6EC…
SMTP _25._tcp.mx2.mailpod16-cph3.g1i.one.com	DANE-EE · SPKI · SHA-256	24689A1B29BE70163B6DCF262497B6EC…
SMTP _25._tcp.mx3.mailpod16-cph3.g1i.one.com	DANE-EE · SPKI · SHA-256	24689A1B29BE70163B6DCF262497B6EC…
SMTP _25._tcp.mx4.mailpod16-cph3.g1i.one.com	DANE-EE · SPKI · SHA-256	24689A1B29BE70163B6DCF262497B6EC…

🔐 DNSSEC105ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082701
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

42ms

A

42ms

MX

48ms

AAAA

58ms

TXT

181ms

CAA

34ms

HTTPS

57ms

TLSA

87ms

SOA

0ms

MTA-STS

81ms

DNSSEC

105ms

SRV

75ms

Total

766ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 17:49:41	766ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-18 22:17:59	6270ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-14 22:42:31	8940ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-31 02:18:31	4202ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-07 21:44:52	1043ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-26 21:14:37	663ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-25 19:46:54	987ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-24 09:31:18	3099ms	2 NS 1 A 4 MX	⚠️ Bogus	View
2026-06-23 07:00:01	1123ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 02:01:50	1023ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 00:23:14	1179ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 17:43:29	1039ms	2 NS 1 A 4 MX	🔒 Secure	View