omninet.dk

📜 Historical scan 2026-09-30 19:35:37 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

omninet.dk is a .dk domain served by 4 nameservers (ns1.openhost.dk, ns2.openhost.dk, ns3.openhost.dk and 1 more). It was registered on 15 January 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.226.144.135 is hosted by Netnoerden ApS (AS216275) in Denmark. Mail is handled by omninet-dk.x-v1.mx.microsoft. The zone is DNSSEC-signed and validates, 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#

4 records 42ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.openhost.dk	205.251.193.242 2600:9000:5301:f200::1	ns-498.awsdns-62.com ns-498.awsdns-62.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns2.openhost.dk	205.251.197.119 2600:9000:5305:7700::1	ns-1399.awsdns-46.org ns-1399.awsdns-46.org	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns3.openhost.dk	205.251.195.224 2600:9000:5303:e000::1	ns-992.awsdns-60.net ns-992.awsdns-60.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns4.openhost.dk	205.251.199.36 2600:9000:5307:2400::1	ns-1828.awsdns-36.co.uk ns-1828.awsdns-36.co.uk	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🌍 A Records#

1 records 37ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
91.226.144.135	300s	int-web01.cph.openhost.dk	AS216275	Netnoerden ApS	91.226.144.0/23	🇩🇰 Denmark	Copenhagen

📧 MX Records#

1 records 51ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	omninet-dk.x-v1.mx.microsoft	2a01:111:f403:c967:: 2a01:111:f403:c967::2 2a01:111:f403:c967::4 2a01:111:f403:c967::6 52.101.209.2 52.101.209.4 52.101.209.6 52.101.209.74	mail-cpcp307cu00400.inbound.protection.outlook.com mail-cpap307cu00402.inbound.protection.outlook.com mail-cpap307cu00204.inbound.protection.outlook.com mail-cpcp307cu00206.inbound.protection.outlook.com mail-cpap307cu00402.inbound.protection.outlook.com mail-cpap307cu00204.inbound.protection.outlook.com mail-cpcp307cu00206.inbound.protection.outlook.com mail-cpcp307cu00402.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🔷 AAAA Records (IPv6)#

1 records 38ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a13:e746:8818:100::10	300s	—	AS216275	Netnoerden ApS	2a13:e740:0:0:0:0:0:0/29	🇩🇰 Denmark	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 263ms

TXT Record
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (omninet.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.omninet.dk)
p=reject	v=DMARC1; p=reject; sp=reject

📬 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 15:40:04

www CNAME	omninet.dk (all on omninet.dk) → 91.226.144.135 2a13:e746:8818:100::10 (AS216275)
www vs bare domain	Same network omninet.dk: 91.226.144.135 2a13:e746:8818:100::10 (AS216275) www.omninet.dk: 91.226.144.135 2a13:e746:8818:100::10 (AS216275)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

4 records 2043ms

Service / Owner	Type	Cert association
SMTP _25._tcp.omninet-dk.x-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	54883CC5F1849331E6BF5002C3129D20…
SMTP _25._tcp.omninet-dk.x-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	803F7447CC75B208DBCA042346F5D8DF…
SMTP _25._tcp.omninet-dk.x-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	C1AD7778796D20BCA65C889A26550211…
SMTP _25._tcp.omninet-dk.x-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	EA7A25255D111FC3CE4CB8FABE3ADF9C…

🔐 DNSSEC#

79ms

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

🏷️ SOA#

54ms

Field	Value
Serial	1
Primary NS (MNAME)	ns1.openhost.dk
Responsible (RNAME)	hostmaster@openhost.dk
Refresh	7200s
Retry	900s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-19 09:17:08

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2016-01-15
Expires	2027-01-31 (102d)

📋 WHOIS#

⏱️ Lookup Timing#

42ms

37ms

51ms

AAAA

38ms

TXT

263ms

CAA

51ms

HTTPS

40ms

TLSA

2043ms

SOA

54ms

MTA-STS

80ms

DNSSEC

79ms

SRV

109ms

Total

2812ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-02 22:12:34	4576ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-30 19:35:37 shown	2812ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-23 14:52:59	7321ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-09 14:42:14	6443ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-24 22:23:22	3063ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-23 14:26:12	3060ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-23 12:30:13	931ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 18:13:11	2066ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-18 01:02:40	4380ms	4 NS 1 A 1 MX	🔒 Secure