3grp.dk

📜 Historical scan 2026-09-12 18:39:37 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

3grp.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 16 May 2002 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mx1.pub.mailpod11-cph3.one.com, mx2.pub.mailpod11-cph3.one.com and 2 more. 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 35ms

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 32ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
176.20.193.44	43200s	—	AS62874	—	—	🇺🇸 United States	—

📧 MX Records#

4 records 32ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	mx1.pub.mailpod11-cph3.one.com	104.37.34.230	mx1.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	10800s	mx2.pub.mailpod11-cph3.one.com	104.37.34.231	mx2.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	10800s	mx3.pub.mailpod11-cph3.one.com	104.37.34.232	mx3.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	10800s	mx4.pub.mailpod11-cph3.one.com	104.37.34.233	mx4.pub.mailpod11-cph3.one.com	AS51468 One.com A/S

🔷 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 2026-10-13 08:30:07

www	176.20.193.44 (AS62874) (address records, no CNAME)
www vs bare domain	Same network 3grp.dk: 176.20.193.44 (AS62874) www.3grp.dk: 176.20.193.44 (AS62874)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

4 records 344ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	24F573980561755185B794745411B05D…
SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	24F573980561755185B794745411B05D…
SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	24F573980561755185B794745411B05D…
SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	24F573980561755185B794745411B05D…

🔐 DNSSEC#

106ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026091101
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 2026-10-07 08:09:06

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2002-05-16
Expires	2027-06-30 (256d)

📋 WHOIS#

⏱️ Lookup Timing#

35ms

32ms

AAAA

31ms

TXT

139ms

CAA

34ms

HTTPS

42ms

TLSA

344ms

SOA

0ms

MTA-STS

111ms

DNSSEC

106ms

SRV

102ms

Total

1027ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 08:30:07	926ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-12 18:39:37 shown	1027ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-21 15:15:34	5002ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-13 08:18:51	4994ms	2 NS 1 A 4 MX	🔒 Secure
2026-07-16 23:32:15	937ms	2 NS 1 A 4 MX	🔒 Secure
2026-07-02 01:28:59	723ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-16 12:37:13	812ms	2 NS 1 A 4 MX	🔒 Secure