busforsyningen.dk DNS records

🖥️ Nameservers3 records 112ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.koldfront.dk	139.162.176.195 2a01:7e01::f03c:91ff:fe2c:eae8	clara.koldfront.dk clara.koldfront.dk	AS63949 Akamai Connected Cloud AS63949 Akamai Connected Cloud
ns2.koldfront.dk	2a01:4f9:c012:be42::1 95.216.188.131	anton.koldfront.dk anton.koldfront.dk	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns3.koldfront.dk	212.237.178.116 2a06:4001:d06f:0:eee7:a7ff:fe1d:826c	virgil.koldfront.dk —	AS204151 EWII Bredbaand A/S AS204151 EWII Bredbaand A/S

🌍 A Records1 records 125ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
212.237.178.116	86400s	virgil.koldfront.dk	AS204151	EWII Bredbaand A/S	212.237.176.0/21	🇩🇰 Denmark	Frederikssund

📧 MX Records3 records 111ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	86400s	mail.busforsyningen.dk	212.237.178.116	virgil.koldfront.dk	AS204151 EWII Bredbaand A/S
20	86400s	anton.koldfront.dk	2a01:4f9:c012:be42::1 95.216.188.131	anton.koldfront.dk anton.koldfront.dk	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
20	86400s	clara.koldfront.dk	139.162.176.195 2a01:7e01::f03c:91ff:fe2c:eae8	clara.koldfront.dk clara.koldfront.dk	AS63949 Akamai Connected Cloud AS63949 Akamai Connected Cloud

🔷 AAAA Records (IPv6)1 records 107ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a06:4001:d06f:0:eee7:a7ff:fe1d:826c	86400s	—	AS204151	EWII Bredbaand A/S	2a06:4000:0:0:0:0:0:0/29	🇩🇰 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 / DANE

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

🔐 DNSSEC245ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✓ Found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2026072533
Primary NS (MNAME)	ns1.koldfront.dk
Responsible (RNAME)	asjo@koldfront.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

112ms

A

125ms

MX

111ms

AAAA

107ms

TXT

369ms

CAA

101ms

HTTPS

100ms

TLSA

206ms

SOA

0ms

MTA-STS

157ms

DNSSEC

245ms

SRV

207ms

Total

2563ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-29 11:46:21	2563ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-08-28 05:25:20	17157ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-08-27 11:50:41	3820ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-08-26 11:40:25	6716ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-08-24 03:19:59	6942ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-08-20 22:24:52	13664ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-08-18 21:00:43	25003ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-08-15 23:31:47	5421ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-08-14 22:05:28	4562ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-08-12 12:52:53	3397ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-08-09 13:28:09	5310ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-08-02 12:21:29	17541ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-07-29 20:02:24	2102ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-07-27 20:41:42	24911ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-07-25 20:03:15	19079ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-07-24 19:11:01	50570ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-07-23 15:19:34	18060ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-07-22 14:38:42	3141ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-07-21 14:17:15	20937ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-07-20 06:49:59	7924ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-07-18 13:38:25	25350ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-07-12 08:42:02	10168ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-07-10 10:00:00	24877ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-07-09 09:38:55	9262ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-07-06 12:03:14	8042ms	3 NS 1 A 3 MX	🔓 Insecure	View