muhcow.dk

📜 Historical scan 2026-08-17 18:36:38 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

muhcow.dk is a .dk domain served by 2 nameservers (dave.ns.cloudflare.com, rihana.ns.cloudflare.com). It was registered on 27 November 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.15.75.45 is hosted by Hiper A/S (AS203953) in Denmark. Mail is handled by mail.muhcow.dk. 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#

2 records 74ms

Nameserver	IP addresses	PTR	ASN / ISP
dave.ns.cloudflare.com	108.162.193.109 172.64.33.109 173.245.59.109 2606:4700:58::adf5:3b6d 2803:f800:50::6ca2:c16d 2a06:98c1:50::ac40:216d	dave.ns.cloudflare.com dave.ns.cloudflare.com dave.ns.cloudflare.com dave.ns.cloudflare.com dave.ns.cloudflare.com dave.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
rihana.ns.cloudflare.com	108.162.192.244 172.64.32.244 173.245.58.244 2606:4700:50::adf5:3af4 2803:f800:50::6ca2:c0f4 2a06:98c1:50::ac40:20f4	rihana.ns.cloudflare.com rihana.ns.cloudflare.com rihana.ns.cloudflare.com rihana.ns.cloudflare.com rihana.ns.cloudflare.com rihana.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

1 records 73ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.15.75.45	300s	muhcow.dk	AS203953	Hiper A/S	185.15.72.0/22	🇩🇰 Denmark	Værløse

📧 MX Records#

1 records 74ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mail.muhcow.dk	185.15.75.45	muhcow.dk	AS203953 Hiper A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	mail.muhcow.dk → 185.15.75.45
🔶 Autoconfig	mail.muhcow.dk → 185.15.75.45

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 119ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	10	443	mail.muhcow.dk

📝 TXT Records#

1 records 223ms

TXT Record
v=spf1 mx -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.muhcow.dk)
p=reject	v=DMARC1; p=reject; pct=100; rua=mailto:dmarc@muhcow.dk; ruf=mailto:dmarc@muhcow.dk; adkim=s; aspf=s;

📬 MTA-STS#

165ms

Check	Result
Status	🧪 Testing
TXT record (_mta-sts)	✓ Found
HTTPS policy	✓ Valid
Mode	testing
Policy ID	20190425085700
max_age	604800s
Policy MX	mail.muhcow.dk, mail.netrunners.dk

📈 TLSRPT#

Status	Report address (rua)
✓ Enabled	mailto:mta-sts@muhcow.dk

📜 CAA Records#

11 records 64ms

Flags	Tag	Value
0	iodef	mailto:caa@muhcow.dk
0	issue	comodoca.com
0	issue	digicert.com; cansignhttpexchanges=yes
0	issue	letsencrypt.org
0	issue	pki.goog; cansignhttpexchanges=yes
0	issue	ssl.com
0	issuewild	comodoca.com
0	issuewild	digicert.com; cansignhttpexchanges=yes
0	issuewild	letsencrypt.org
0	issuewild	pki.goog; cansignhttpexchanges=yes
0	issuewild	ssl.com

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-14 12:50:16

www	185.15.75.45 (AS203953) (address records, no CNAME)
www vs bare domain	Same network muhcow.dk: 185.15.75.45 (AS203953) www.muhcow.dk: 185.15.75.45 (AS203953)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
dkim	—	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.muhcow.dk	Ud4HBdA0m5g_WUa8fgHwZ_rtinktJeKUuWCj9za-7Zs
TXT	_acme-challenge.muhcow.dk	mecTTfGyPpH7KnxPoQt-VtBGiAPDYVgTkvqDx6HALIc

🔗 TLSA / DANE#

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

🔐 DNSSEC#

184ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2412403162
Primary NS (MNAME)	dave.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-10 11:33:24

Field	Value
Registrar	FIONIA IT ApS
Registered	2001-11-27
Expires	2026-12-31 (70d)

📋 WHOIS#

⏱️ Lookup Timing#

74ms

73ms

74ms

AAAA

77ms

TXT

223ms

CAA

64ms

HTTPS

62ms

TLSA

8094ms

SOA

0ms

MTA-STS

165ms

DNSSEC

184ms

SRV

119ms

Total

9169ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-14 12:50:16	4628ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-13 12:21:00	573ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-11 11:07:55	10206ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-10 10:58:23	8653ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 07:06:53	453ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-20 02:13:43	851ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-18 23:40:41	1302ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-30 03:19:36	1865ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-29 00:04:55	2133ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 16:56:24	1284ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 01:28:56	7051ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-23 11:29:09	9641ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-19 06:02:49	1527ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-17 18:36:38 shown	9169ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-16 06:42:35	6917ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-12 12:52:39	12933ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-08 19:00:12	902ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-31 17:43:01	1086ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-26 16:14:25	10552ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-11 16:04:57	1103ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-01 21:28:36	1037ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-27 09:53:20	939ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-27 04:04:59	908ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 18:05:14	1035ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-25 18:08:47	844ms	2 NS 1 A 1 MX	🔒 Secure