omudd.dk

📜 Historical scan 2026-06-17 14:01:33 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

omudd.dk is a .dk domain served by 2 nameservers (kai.ns.cloudflare.com, kehlani.ns.cloudflare.com). It was registered on 23 April 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.91.49 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1-hosting.jellyfish.systems, mx2-hosting.jellyfish.systems and 1 more. The zone is DNSSEC-signed but currently fails validation, 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 46ms

Nameserver	IP addresses	PTR	ASN / ISP
kai.ns.cloudflare.com	108.162.193.188 172.64.33.188 173.245.59.188 2606:4700:58::adf5:3bbc 2803:f800:50::6ca2:c1bc 2a06:98c1:50::ac40:21bc	kai.ns.cloudflare.com kai.ns.cloudflare.com kai.ns.cloudflare.com kai.ns.cloudflare.com kai.ns.cloudflare.com kai.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
kehlani.ns.cloudflare.com	108.162.194.223 162.159.38.223 172.64.34.223 2606:4700:50::a29f:26df 2803:f800:50::6ca2:c2df 2a06:98c1:50::ac40:22df	kehlani.ns.cloudflare.com kehlani.ns.cloudflare.com kehlani.ns.cloudflare.com kehlani.ns.cloudflare.com kehlani.ns.cloudflare.com kehlani.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 48ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.91.49	—	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.166.188	—	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

3 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
5	—	mx1-hosting.jellyfish.systems	162.255.118.28	oxse3a.privateemail.com	AS22612 Namecheap, Inc.
10	—	mx2-hosting.jellyfish.systems	162.255.118.29	oxse2b.privateemail.com	AS22612 Namecheap, Inc.
20	—	mx3-hosting.jellyfish.systems	162.255.118.13	mx3-hosting.jellyfish.systems	AS22612 Namecheap, Inc.

🔷 AAAA Records (IPv6)#

2 records 65ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::6815:5b31	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:a6bc	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 50ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.91.49,172.67.166.188 ech=AEX+DQBBNAAgACDAjIMLMdyoyKrz46qSONFPzN+RU0NXjPG5OscOQ8iLfgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:5b31,2606:4700:3036::ac43:a6bc

📝 TXT Records#

1 records 167ms

TXT Record
v=spf1 +a +mx +ip4:162.254.39.64 include:spf.web-hosting.com ~all

✉️ SPF#

Policy	Record (omudd.dk)
~all (soft fail)	v=spf1 +a +mx +ip4:162.254.39.64 include:spf.web-hosting.com ~all

📨 DMARC#

Policy	Record (_dmarc.omudd.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 2026-10-11 04:41:29

www	104.21.91.49 172.67.166.188 2606:4700:3031::6815:5b31 2606:4700:3036::ac43:a6bc (AS13335) (address records, no CNAME)
www vs bare domain	Same network omudd.dk: 104.21.91.49 172.67.166.188 2606:4700:3031::6815:5b31 2606:4700:3036::ac43:a6bc (AS13335) www.omudd.dk: 104.21.91.49 172.67.166.188 2606:4700:3031::6815:5b31 2606:4700:3036::ac43:a6bc (AS13335)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	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: 9/10 · policy: ~all

warn 9 of the 10 allowed DNS lookups used: one more include can break SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

158ms

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

🏷️ SOA#

55ms

Field	Value
Serial	2405976691
Primary NS (MNAME)	kai.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-09-30 21:15:46

Field	Value
Registrar	Realtime Register B.V.
Registered	2025-04-23
Expires	2027-04-22 (186d)

📋 WHOIS#

⏱️ Lookup Timing#

46ms

48ms

44ms

AAAA

65ms

TXT

167ms

CAA

48ms

HTTPS

50ms

TLSA

246ms

SOA

55ms

MTA-STS

91ms

DNSSEC

158ms

SRV

0ms

Total

2594ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 21:33:01	542ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-30 20:43:40	904ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-29 20:32:28	1486ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-16 23:22:03	1950ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-04 02:57:42	3251ms	2 NS 2 A 3 MX	🔓 Insecure
2026-07-17 11:34:50	9947ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-27 11:23:10	2841ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-26 03:34:43	995ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-25 01:34:26	4230ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-24 07:06:54	1173ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-23 21:34:10	5062ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-22 13:12:14	1177ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 14:01:33 shown	2594ms	2 NS 2 A 3 MX	⚠️ Bogus