a5n.dk DNS records

🖥️ Nameservers3 records 33ms

Nameserver	IP addresses	PTR	ASN / ISP
a.dn5.dk	194.165.56.53 2a10:2a80:53a::53	a.dn5.dk a.dn5.dk	AS207727 a5n AS207727 a5n
b.dn5.dk	194.165.56.54 2a10:2a80:53b::53	b.dn5.dk b.dn5.dk	AS207727 a5n AS207727 a5n
c.dn5.dk	2a00:fbe4:1ab:20::75 45.145.93.75	c.dn5.dk c.dn5.dk	AS205235 Labitat AS205235 Labitat

🌍 A Records1 records 38ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
194.165.56.35	3600s	—	AS207727	a5n	194.165.56.0/24	🇩🇰 Denmark	—

📧 MX Records1 records 37ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	mail.asbjorn.biz	194.165.56.46	mail.asbjorn.biz	AS207727 a5n

🔷 AAAA Records (IPv6)1 records 41ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a10:2a80::10:2	3600s	—	AS207727	a5n	2a10:2a80:0:0:0:0:0:0/48	🇩🇰 Denmark	—

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 86ms

TXT Record
v=spf1 include:spf.a5n.dk -all

✉️ SPF

Policy	Record (a5n.dk)
-all (hard fail)	v=spf1 include:spf.a5n.dk -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 / DANE

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

🔐 DNSSEC101ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082600
Primary NS (MNAME)	a.dn5.dk
Responsible (RNAME)	hostmaster@dn5.dk
Refresh	14400s
Retry	3600s
Expire	2419000s
Minimum (neg-cache TTL)	43200s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

33ms

A

38ms

MX

37ms

AAAA

41ms

TXT

86ms

CAA

45ms

HTTPS

32ms

TLSA

842ms

SOA

0ms

MTA-STS

43ms

DNSSEC

101ms

SRV

37ms

Total

1250ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 12:27:09	1250ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-19 04:49:56	4231ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-14 21:29:46	2936ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-13 20:44:50	873ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-10 08:48:09	25621ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-08 21:28:46	818ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-07 01:33:22	1099ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-27 15:36:33	795ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-25 15:11:47	1548ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-20 10:35:08	10131ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-18 18:42:04	4761ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-15 15:11:26	1475ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-11 03:44:09	3062ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-07 04:49:33	9171ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 10:43:48	2602ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 11:01:34	754ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 23:27:49	4231ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 06:52:49	979ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 17:47:19	1165ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 13:40:21	861ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 12:44:08	700ms	3 NS 1 A 1 MX	🔒 Secure	View