simbo.dk

📜 Historical scan 2026-09-03 19:38:10 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

simbo.dk is a .dk domain served by 2 nameservers (arushi.ns.cloudflare.com, trace.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. The zone is not DNSSEC-signed, 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#

2 records 31ms

Nameserver	IP addresses	PTR	ASN / ISP
arushi.ns.cloudflare.com	108.162.194.61 162.159.38.61 172.64.34.61 2606:4700:50::a29f:263d 2803:f800:50::6ca2:c23d 2a06:98c1:50::ac40:223d	arushi.ns.cloudflare.com arushi.ns.cloudflare.com arushi.ns.cloudflare.com arushi.ns.cloudflare.com arushi.ns.cloudflare.com arushi.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
trace.ns.cloudflare.com	108.162.195.172 162.159.44.172 172.64.35.172 2606:4700:58::a29f:2cac 2803:f800:50::6ca2:c3ac 2a06:98c1:50::ac40:23ac	trace.ns.cloudflare.com trace.ns.cloudflare.com trace.ns.cloudflare.com trace.ns.cloudflare.com trace.ns.cloudflare.com trace.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

🌍

No A records found

📧 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#

📝

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 2026-10-13 14:25:42

www	104.21.72.177 172.67.153.86 2606:4700:3035::6815:48b1 2606:4700:3036::ac43:9956 (AS13335) (address records, no CNAME)
www vs bare domain	Same network simbo.dk: 104.21.72.177 172.67.153.86 2606:4700:3035::6815:48b1 2606:4700:3036::ac43:9956 (AS13335) www.simbo.dk: 104.21.72.177 172.67.153.86 2606:4700:3035::6815:48b1 2606:4700:3036::ac43:9956 (AS13335)
Wildcard	Yes: any name under the zone resolves

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.simbo.dk	hK0EZJZEd3hkW3yTFinyQ_ob2mnsyKo48MU5tsMhtk0
TXT	_acme-challenge.simbo.dk	rv7Zd8tIXfQdCitlucEplAIjhHQa9L08uVH2HS67eaA

🔗 TLSA / DANE#

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

🔐 DNSSEC#

93ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

0ms

Field	Value
Serial	2413817501
Primary NS (MNAME)	arushi.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#

31ms

25ms

29ms

AAAA

22ms

TXT

243ms

CAA

27ms

HTTPS

38ms

TLSA

51ms

SOA

0ms

MTA-STS

42ms

DNSSEC

93ms

SRV

56ms

Total

1170ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-20 21:17:14	1427ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-13 19:05:36	2161ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-10 21:27:19	2006ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-03 19:38:10 shown	1170ms	2 NS 0 A 0 MX	🔓 Insecure
2026-09-01 02:42:13	166ms	1 NS 0 A 0 MX	❓ Unknown
2026-08-29 21:51:00	155ms	1 NS 0 A 0 MX	❓ Unknown
2026-08-28 21:32:35	314ms	1 NS 0 A 0 MX	❓ Unknown
2026-08-27 21:17:12	171ms	1 NS 0 A 0 MX	❓ Unknown
2026-08-26 20:41:32	177ms	1 NS 0 A 0 MX	❓ Unknown
2026-08-25 11:36:24	168ms	1 NS 0 A 0 MX	❓ Unknown
2026-08-24 11:33:42	182ms	1 NS 0 A 0 MX	❓ Unknown
2026-08-23 09:46:50	8538ms	1 NS 0 A 0 MX	❓ Unknown
2026-08-22 09:20:33	958ms	1 NS 0 A 0 MX	❓ Unknown
2026-08-21 09:16:05	8651ms	1 NS 0 A 0 MX	❓ Unknown
2026-08-20 06:14:47	2745ms	1 NS 0 A 0 MX	❓ Unknown
2026-08-19 05:17:52	2984ms	1 NS 0 A 0 MX	❓ Unknown
2026-08-17 11:07:04	890ms	1 NS 0 A 0 MX	❓ Unknown
2026-08-16 04:09:55	966ms	1 NS 0 A 0 MX	❓ Unknown
2026-08-14 05:06:53	705ms	1 NS 0 A 0 MX	❓ Unknown
2026-08-12 00:19:32	1517ms	1 NS 0 A 0 MX	❓ Unknown
2026-08-10 21:42:34	1573ms	1 NS 0 A 0 MX	❓ Unknown
2026-08-08 12:06:49	765ms	1 NS 0 A 0 MX	❓ Unknown
2026-08-05 23:29:36	823ms	1 NS 0 A 0 MX	❓ Unknown
2026-08-04 00:12:14	679ms	1 NS 0 A 0 MX	❓ Unknown
2026-08-02 23:14:20	656ms	1 NS 0 A 0 MX	❓ Unknown