gulblog.dk

📜 Historical scan 2026-08-15 02:17:18 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

gulblog.dk is a .dk domain served by 2 nameservers (cris.ns.cloudflare.com, rita.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.53.167 is hosted by Cloudflare, Inc. (AS13335). The zone is of unknown DNSSEC status, publishes a DMARC policy and is reachable over IPv6. 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 44ms

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 Records#

2 records 47ms

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 48ms

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 Records#

1 records 40ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.53.167,172.67.215.170 ech=AEX+DQBBYgAgACBGvRrXv6a9v4jWEAwkiW7rxgQlUC5lVqOsOVHO/wsmaAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:d7aa,2606:4700:3037::6815:35a7

📝 TXT Records#

1 records 215ms

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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-12 23:16:44

www	104.21.53.167 172.67.215.170 2606:4700:3033::ac43:d7aa 2606:4700:3037::6815:35a7 (AS13335) (address records, no CNAME)
www vs bare domain	Same network gulblog.dk: 104.21.53.167 172.67.215.170 2606:4700:3033::ac43:d7aa 2606:4700:3037::6815:35a7 (AS13335) www.gulblog.dk: 104.21.53.167 172.67.215.170 2606:4700:3033::ac43:d7aa 2606:4700:3037::6815:35a7 (AS13335)
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#

121ms

Check	Result
Validation Status	❓ Unknown
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	broken trust chain resolving 'gulblog.dk/A/IN': 127.0.0.1#53

🏷️ SOA#

0ms

Field	Value
Serial	2412148816
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 yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

44ms

47ms

45ms

AAAA

48ms

TXT

215ms

CAA

56ms

HTTPS

40ms

TLSA

70ms

SOA

0ms

MTA-STS

87ms

DNSSEC

121ms

SRV

133ms

Total

923ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 23:16:44	387ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-28 08:37:15	594ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-19 14:20:42	1470ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-12 12:24:37	1057ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-12 00:20:29	3705ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-05 03:11:47	963ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-30 10:35:51	1501ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-27 16:12:27	687ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-25 00:03:52	557ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-24 00:37:41	941ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-18 22:07:00	11466ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-15 02:17:18 shown	923ms	2 NS 2 A 0 MX	❓ Unknown
2026-06-28 08:36:09	911ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-20 20:53:24	960ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-17 10:06:37	1286ms	2 NS 2 A 0 MX	🔓 Insecure