gasguide.dk

📜 Historical scan 2026-08-26 11:58:17 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

gasguide.dk is a .dk domain served by 2 nameservers (udns1.cscdns.net, udns2.cscdns.uk). It was registered on 27 March 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 23.216.134.140 is hosted by Akamai International B.V. (AS20940) in Sweden. The zone is not DNSSEC-signed, 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#

2 records 112ms

Nameserver	IP addresses	PTR	ASN / ISP
udns1.cscdns.net	2001:502:f3ff::201 204.74.66.1	edns1.ultradns.com edns1.ultradns.com	AS12008 Vercara, LLC AS12008 Vercara, LLC
udns2.cscdns.uk	2001:502:4612::201 204.74.111.1	ns2.webipdns.com.au edns1.ultradns.org	AS12008 Vercara, LLC AS12008 Vercara, LLC

🌍 A Records#

2 records 126ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
23.216.134.140	60s	a23-216-134-140.deploy.static.akamaitechnologies.com	AS20940	Akamai International B.V.	23.216.128.0/21	🇸🇪 Sweden	Stockholm
23.216.134.157	60s	a23-216-134-157.deploy.static.akamaitechnologies.com	AS20940	Akamai International B.V.	23.216.128.0/21	🇸🇪 Sweden	Stockholm

📧 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#

1 records 371ms

TXT Record
v=spf1 -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.gasguide.dk)
p=reject	v=DMARC1;p=reject;pct=100;rua=mailto:xrdv15em@ag.eu.dmarcian.com;ruf=mailto:xrdv15em@fr.eu.dmarcian.com

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

4 records 75ms

Flags	Tag	Value
0	issue	comodoca.com
0	issue	digicert.com
0	issue	letsencrypt.org
0	issue	sectigo.com

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-07 19:29:26

www CNAME	aag4.linde.com.edgekey.net (all on edgekey.net) → 2.23.172.34 2.23.172.74 (AS20940)
www vs bare domain	Different networks gasguide.dk: 80.239.254.33 95.101.133.51 (AS1299) www.gasguide.dk: 2.23.172.34 2.23.172.74 (AS20940) (all like this)
Wildcard	No

🔎 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#

209ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2019111089
Primary NS (MNAME)	udns1.cscdns.net
Responsible (RNAME)	premiumdns@support.neustar
Refresh	14400s
Retry	3600s
Expire	1296000s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-10 02:00:03

Field	Value
Registrar	CSC Digital Brand Service, Inc
Registered	2001-03-27
Expires	2027-03-31 (164d)

📋 WHOIS#

⏱️ Lookup Timing#

112ms

126ms

73ms

AAAA

109ms

TXT

371ms

CAA

75ms

HTTPS

104ms

TLSA

107ms

SOA

0ms

MTA-STS

133ms

DNSSEC

209ms

SRV

178ms

Total

999ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-07 19:29:26	520ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-30 21:33:51	595ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-26 11:58:17 shown	999ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-01 12:50:14	749ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-24 20:21:57	4670ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-22 12:20:50	943ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 09:58:56	1439ms	2 NS 2 A 0 MX	🔓 Insecure