groundzero.dk

📜 Historical scan 2026-06-20 07:10:35  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

groundzero.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 2 January 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 65.98.54.104 is hosted by FortressITX (AS25653) in United States. Mail is handled by circo.se. 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
NameserverIP addressesPTRASN / 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   40ms
IPTTLPTRASNISP / OrgCIDRCountryCity
65.98.54.104 43200s — AS25653 FortressITX 65.98.32.0/19 🇺🇸 United States —

📧 MX Records#

1 records   38ms
PriorityTTLMail ServerIP addressesPTRASN
10 3000s circo.se 194.9.94.85
194.9.94.86		 —
—		 AS39570 Loopia AB
AS39570 Loopia AB

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscovergroundzero.dk → 65.98.54.104
🔶 Autoconfiggroundzero.dk → 65.98.54.104

🔷 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 15:06:33
www46.30.211.38 (AS51468) (address records, no CNAME)
www vs bare domainDifferent networks
groundzero.dk: 65.98.54.104 (AS25653)
www.groundzero.dk: 46.30.211.38 (AS51468)
(all like this)
WildcardYes: any name under the zone resolves
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔏 ACME Challenge#

TypeNameValue
CNAME _acme-challenge.groundzero.dk groundzero.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

55ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

40ms
FieldValue
Serial2026061201
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-12 08:47:42
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2003-01-02
Expires2027-01-31 (105d)

🔗 Same registrant#

2 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

DomainRegistrar
andrea.dkPunktum dk A/S (direct)
webdialer.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
39ms
A
40ms
MX
38ms
AAAA
38ms
TXT
202ms
CAA
39ms
HTTPS
35ms
TLSA
677ms
SOA
40ms
MTA-STS
45ms
DNSSEC
55ms
SRV
150ms
Total
1200ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-13 15:06:33 1443ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-09 12:01:27 1452ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-23 20:38:18 977ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-18 17:41:03 2194ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-15 18:14:22 1705ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-10 21:12:31 1163ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-12 10:32:48 1229ms 2 NS 1 A 1 MX 🔒 Secure
2026-07-18 16:47:12 1646ms 2 NS 1 A 1 MX 🔒 Secure
2026-07-13 19:45:13 9120ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-20 07:10:35 shown 1200ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-17 09:25:57 1079ms 2 NS 1 A 1 MX 🔒 Secure
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