a-byg.dk

📜 Historical scan 2026-06-16 12:48:55 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

a-byg.dk is a .dk domain served by 2 nameservers (ns1.telanco.dk, ns2.telanco.dk). It was registered on 23 April 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 84.246.247.21 is hosted by Novaram ApS (AS34165) in Denmark. Mail is handled by mail.a-byg.dk. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 35ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.telanco.dk	—	—	—
ns2.telanco.dk	—	—	—

🌍 A Records#

1 records 32ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
84.246.247.21	—	web04.telanco.dk	AS34165	Novaram ApS	84.246.244.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 40ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mail.a-byg.dk	84.246.247.18	me85.telanco.dk	AS34165 Novaram ApS

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 2148ms

TXT Record
v=spf1 ip4:84.246.247.18 -all

✉️ SPF#

Policy	Record (a-byg.dk)
-all (hard fail)	v=spf1 ip4:84.246.247.18 -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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-07 23:40:48

www	84.246.247.21 (AS34165) (address records, no CNAME)
www vs bare domain	Same network a-byg.dk: 84.246.247.21 (AS34165) www.a-byg.dk: 84.246.247.21 (AS34165)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

122ms

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

🏷️ SOA#

35ms

Field	Value
Serial	2022050400
Primary NS (MNAME)	ns1.telanco.dk
Responsible (RNAME)	hostmaster@telanco.dk
Refresh	28800s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-10 08:07:02

Field	Value
Registrar	Netsite A/S
Registered	1999-04-23
Expires	2027-06-30 (255d)

📋 WHOIS#

⏱️ Lookup Timing#

35ms

32ms

40ms

AAAA

32ms

TXT

2148ms

CAA

29ms

HTTPS

612ms

TLSA

2042ms

SOA

35ms

MTA-STS

56ms

DNSSEC

122ms

SRV

0ms

Total

4519ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-07 23:40:48	4443ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-30 21:05:24	506ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-26 22:48:41	2379ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-27 06:55:54	659ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-28 20:55:31	1280ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-21 00:21:29	1969ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-20 23:15:58	1167ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-19 12:37:43	636ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 12:48:55 shown	4519ms	2 NS 1 A 1 MX	🔓 Insecure