gismo.dk

📜 Historical scan 2026-09-27 23:47:22 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

gismo.dk is a .dk domain served by 4 nameservers (ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 212.88.64.12 is hosted by Telenor A/S (AS9158) in Denmark. Mail is handled by .. The zone is DNSSEC-signed and validates, publishes a 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#

4 records 69ms

Nameserver	IP addresses	PTR	ASN / ISP
ns-cloud-b1.googledomains.com	2001:4860:4802:32::6b 216.239.32.107	ns-cloud-b1.googledomains.com ns-cloud-b1.googledomains.com	AS15169 Google LLC AS15169 Google LLC
ns-cloud-b2.googledomains.com	2001:4860:4802:34::6b 216.239.34.107	ns-cloud-b2.googledomains.com ns-cloud-b2.googledomains.com	AS15169 Google LLC AS15169 Google LLC
ns-cloud-b3.googledomains.com	2001:4860:4802:36::6b 216.239.36.107	ns-cloud-b3.googledomains.com ns-cloud-b3.googledomains.com	AS15169 Google LLC AS15169 Google LLC
ns-cloud-b4.googledomains.com	2001:4860:4802:38::6b 216.239.38.107	ns-cloud-b4.googledomains.com ns-cloud-b4.googledomains.com	AS15169 Google LLC AS15169 Google LLC

🌍 A Records#

1 records 71ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
212.88.64.12	86400s	telenor.dk	AS9158	Telenor A/S	212.88.64.0/19	🇩🇰 Denmark	—

📧 MX Records#

1 records 72ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	86400s	. 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#

1 records 328ms

TXT Record
v=spf1 -all

✉️ SPF#

Policy	Record (gismo.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC#

Policy	Record (_dmarc.gismo.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s;

📬 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 2026-10-08 17:50:29

www CNAME	gismo.dk (all on gismo.dk) → 212.88.64.12 (AS9158)
www vs bare domain	Same network gismo.dk: 212.88.64.12 (AS9158) www.gismo.dk: 212.88.64.12 (AS9158)
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · 8-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

9088ms

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

🏷️ SOA#

0ms

Field	Value
Serial	1
Primary NS (MNAME)	ns-cloud-b1.googledomains.com
Responsible (RNAME)	hostmaster@telenor.dk
Refresh	21600s
Retry	3600s
Expire	259200s
Minimum (neg-cache TTL)	300s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

69ms

71ms

72ms

AAAA

72ms

TXT

328ms

CAA

64ms

HTTPS

74ms

TLSA

369ms

SOA

0ms

MTA-STS

75ms

DNSSEC

9088ms

SRV

75ms

Total

9785ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 15:21:24	716ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-27 23:47:22 shown	9785ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-25 04:34:21	851ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-17 09:17:50	1235ms	4 NS 1 A 0 MX	🔒 Secure