gizzer.dk

📜 Historical scan 2026-06-19 13:14:08 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

gizzer.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 14 March 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 137.116.242.31 is hosted by Microsoft Corporation (AS8075) in Ireland. Mail is handled by mail.gizzer.dk. 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#

3 records 68ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 82ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
137.116.242.31	43200s	—	AS8075	Microsoft Corporation	137.116.0.0/15	🇮🇪 Ireland	Dublin

📧 MX Records#

1 records 88ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	mail.gizzer.dk	137.116.242.31	—	AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	gizzer.dk → 137.116.242.31
🔶 Autoconfig	gizzer.dk → 137.116.242.31

🔷 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 2026-10-12 13:21:39

www CNAME	gizzer.dk (all on gizzer.dk) → 137.116.242.31 (AS8075)
www vs bare domain	Same network gizzer.dk: 137.116.242.31 (AS8075) www.gizzer.dk: 137.116.242.31 (AS8075)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.gizzer.dk	gizzer.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

117ms

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

🏷️ SOA#

43ms

Field	Value
Serial	2024050604
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-03 07:30:18

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2003-03-14
Expires	2027-08-31 (309d)

📋 WHOIS#

⏱️ Lookup Timing#

68ms

82ms

88ms

AAAA

32ms

TXT

327ms

CAA

81ms

HTTPS

32ms

TLSA

119ms

SOA

43ms

MTA-STS

67ms

DNSSEC

117ms

SRV

126ms

Total

913ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 13:21:39	1238ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-03 07:09:10	1048ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-09 23:04:26	500ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-27 18:03:38	997ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-27 19:25:49	1637ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-19 13:14:08 shown	913ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-17 09:25:09	748ms	3 NS 1 A 1 MX	🔒 Secure