understøbning.dk xn--understbning-1jb.dk

📜 Historical scan 2026-06-17 15:07:16 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

understøbning.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 18 October 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.47.247.18 is hosted by One.com A/S (AS51468). The zone is of unknown DNSSEC status, 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 30ms

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 30ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.47.247.18	—	one.com.webforward.g1i.one	AS51468	One.com A/S	195.47.247.0/24	—	—

📧 MX Records#

📧

No MX records found

🔷 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 2026-10-05 21:03:14

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#

49ms

Check	Result
Validation Status	❓ Unknown
AD Flag (resolver validates)	✗ Not set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	ds=1 dnskey=1

🏷️ SOA#

28ms

Field	Value
Serial	2026060401
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 2026-10-05 21:24:08

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2011-10-18
Expires	2027-10-31 (376d)

📋 WHOIS#

⏱️ Lookup Timing#

30ms

31ms

AAAA

28ms

TXT

197ms

CAA

26ms

HTTPS

29ms

TLSA

2082ms

SOA

28ms

MTA-STS

69ms

DNSSEC

49ms

SRV

0ms

Total

2540ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-05 21:03:14	326ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-29 20:38:20	1827ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-28 14:39:00	486ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-27 14:30:21	438ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-22 01:04:06	429ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-12 06:37:33	528ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-03 14:08:16	16532ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-01 07:30:07	4582ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-12 21:38:35	651ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-09 02:42:34	1294ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-04 23:29:33	944ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-02 11:50:07	2480ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 16:44:35	710ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 15:07:16 shown	2540ms	2 NS 1 A 0 MX	❓ Unknown