bydata.dk

📜 Historical scan 2026-09-29 15:36:22 · ← Latest scan

bydata.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 16 September 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.211.38 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by .. The zone is DNSSEC-signed and validates, 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 39ms

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 Records

1 records 59ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.211.38	600s	domain-parking.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records

1 records 71ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	. Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 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

🧩 Web & zone

latest probe, not this scan · checked 2026-09-29 15:36:22

www	Address record (no CNAME)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE

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

🔐 DNSSEC

152ms

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

🏷️ SOA

0ms

Field	Value
Serial	2026090901
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

WHOIS fetched 2026-10-02 16:57:58

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2014-09-16
Expires	2026-09-30 (expired)

📋 WHOIS

⏱️ Lookup Timing

39ms

59ms

71ms

AAAA

72ms

TXT

250ms

CAA

65ms

HTTPS

67ms

TLSA

85ms

SOA

0ms

MTA-STS

122ms

DNSSEC

152ms

SRV

196ms

Total

981ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-10-02 16:06:47	138ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-01 16:05:24	601ms	1 NS 0 A 0 MX	❓ Unknown
2026-09-29 15:36:22 shown	981ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-11 00:56:29	491ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-04 11:04:35	411ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-12 09:53:00	4672ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-10 20:45:55	8480ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-16 13:30:23	729ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-13 23:06:49	646ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-29 16:53:55	378ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 10:16:15	1011ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 18:06:01	369ms	2 NS 1 A 0 MX	🔒 Secure