postmaster.dk DNS records

🖥️ Nameservers2 records 57ms

Nameserver	IP addresses	PTR	ASN / ISP
ns3.webhot.dk	178.72.21.249	abraham.webhot.dk	AS3342 Cibicom A/S
ns4.webhot.dk	178.72.21.250	skinner.webhot.dk	AS3342 Cibicom A/S

🌍 A Records1 records 47ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
178.72.21.249	1800s	abraham.webhot.dk	AS3342	Cibicom A/S	178.72.16.0/21	🇩🇰 Denmark	—

📧 MX Records1 records 52ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	1800s	patty.webhot.dk	178.72.21.212	patty.webhot.dk	AS3342 Cibicom A/S

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 193ms

TXT Record
Hosted by Web-Hotel Danmark - http://www.webhot.dk/

✉️ 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)

🔐 DNSSEC97ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081504
Primary NS (MNAME)	ns3.webhot.dk
Responsible (RNAME)	hostmaster@webhot.dk
Refresh	28800s
Retry	7200s
Expire	1209600s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

57ms

A

47ms

MX

52ms

AAAA

56ms

TXT

193ms

CAA

50ms

HTTPS

50ms

TLSA

74ms

SOA

0ms

MTA-STS

70ms

DNSSEC

97ms

SRV

84ms

Total

656ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 11:12:43	656ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-16 04:00:40	2012ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-13 10:34:49	1477ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-06 07:49:50	874ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-02 15:02:35	537ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-26 23:08:58	2427ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-25 21:35:35	527ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-23 20:39:18	2463ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-16 14:45:38	9005ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-12 22:24:21	783ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-06 13:44:49	1348ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-04 18:28:53	4555ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-03 15:06:56	2619ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-29 04:36:59	528ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-28 12:04:26	427ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-27 13:18:15	1396ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-24 11:22:48	951ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-23 10:02:35	510ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-22 12:40:01	2163ms	2 NS 1 A 1 MX	❓ Unknown	View
2026-06-21 21:12:41	890ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 18:47:02	1202ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 03:56:28	740ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-18 07:06:54	546ms	2 NS 1 A 1 MX	🔓 Insecure	View