gulblog.dk DNS records

🖥️ Nameservers2 records 75ms

Nameserver	IP addresses	PTR	ASN / ISP
cris.ns.cloudflare.com	108.162.195.202 162.159.44.202 172.64.35.202 2606:4700:58::a29f:2cca 2803:f800:50::6ca2:c3ca 2a06:98c1:50::ac40:23ca	cris.ns.cloudflare.com cris.ns.cloudflare.com cris.ns.cloudflare.com cris.ns.cloudflare.com cris.ns.cloudflare.com cris.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
rita.ns.cloudflare.com	108.162.192.140 172.64.32.140 173.245.58.140 2606:4700:50::adf5:3a8c 2803:f800:50::6ca2:c08c 2a06:98c1:50::ac40:208c	rita.ns.cloudflare.com rita.ns.cloudflare.com rita.ns.cloudflare.com rita.ns.cloudflare.com rita.ns.cloudflare.com rita.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 85ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.53.167	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.215.170	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 66ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:d7aa	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:35a7	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 88ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.53.167,172.67.215.170 ech=AEX+DQBBVgAgACD+UwipTPpW1Qr7CtEiJe5szhTb2LA4H9OoJRPSLqlZfAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:d7aa,2606:4700:3037::6815:35a7

📝 TXT Records1 records 342ms

TXT Record
v=spf1 -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.gulblog.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:8f687b7579594b0291d298458f78b0da@dmarc-reports.cloudflare.net,mailto:devteam@guloggratis.dk

📬 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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.gulblog.dk	BgjVQMyVuzUOzZ9-5rEexbeER9YMWe8gQ9brkyCDRCI
TXT	_acme-challenge.gulblog.dk	lEp8gAYHHsr_cWHkbRh8dJxo92Wtm8R3j_EjQsHJkDQ

🔗 TLSA / DANE

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

🔐 DNSSEC236ms

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

🏷️ SOA0ms

Field	Value
Serial	2413423171
Primary NS (MNAME)	cris.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

75ms

A

85ms

MX

93ms

AAAA

66ms

TXT

342ms

CAA

96ms

HTTPS

88ms

TLSA

161ms

SOA

0ms

MTA-STS

143ms

DNSSEC

236ms

SRV

163ms

Total

1501ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 10:35:51	1501ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-27 16:12:27	687ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-25 00:03:52	557ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-24 00:37:41	941ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-18 22:07:00	11466ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-15 02:17:18	923ms	2 NS 2 A 0 MX	❓ Unknown	View
2026-06-28 08:36:09	911ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-20 20:53:24	960ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-17 10:06:37	1286ms	2 NS 2 A 0 MX	🔓 Insecure	View