koah.dk

📜 Historical scan 2026-07-06 14:14:46 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

koah.dk is a .dk domain served by 2 nameservers (jo.ns.cloudflare.com, stan.ns.cloudflare.com). It was registered on 31 October 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 93.191.156.23 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by koah-dk.mail.protection.outlook.com. 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 265ms

Nameserver	IP addresses	PTR	ASN / ISP
jo.ns.cloudflare.com	108.162.192.172 172.64.32.172 173.245.58.172 2606:4700:50::adf5:3aac 2803:f800:50::6ca2:c0ac 2a06:98c1:50::ac40:20ac	jo.ns.cloudflare.com jo.ns.cloudflare.com jo.ns.cloudflare.com jo.ns.cloudflare.com jo.ns.cloudflare.com jo.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
stan.ns.cloudflare.com	108.162.193.235 172.64.33.235 173.245.59.235 2606:4700:58::adf5:3beb 2803:f800:50::6ca2:c1eb 2a06:98c1:50::ac40:21eb	stan.ns.cloudflare.com stan.ns.cloudflare.com stan.ns.cloudflare.com stan.ns.cloudflare.com stan.ns.cloudflare.com stan.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 252ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.156.23	300s	linux178.unoeuro.com	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records#

1 records 255ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	koah-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::7 2a01:111:f403:ca04::c 2a01:111:f403:ca09::9 52.101.68.0 52.101.68.39 52.101.73.12 52.101.73.19	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db4pr02cu00307.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-as8pr04cu00803.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

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.8
🔶 Autoconfig	93.191.156.23

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

5 records 578ms

TXT Record
google-site-verification=BB2DzVSpSpdvPS5PNWLWhRqM5IAA-cMAuS_a-RqNAPE
google-site-verification=HKZTT3cwomG2Yxx5dVJqsJ-DanHu597ocqJBCKfyZRs
MS=ms35840515
MS=ms97946957
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.koah.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:732425e72774414fb3d969c23df64c6a@dmarc-reports.cloudflare.net

📬 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 03:15:46

www	93.191.156.23 (AS48854) (address records, no CNAME)
www vs bare domain	Same network koah.dk: 93.191.156.23 (AS48854) www.koah.dk: 93.191.156.23 (AS48854)
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
selector1	selector1-koah-dk._domainkey.koahdk.onmicrosoft.com	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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

350ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2408810901
Primary NS (MNAME)	jo.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-11 03:30:18

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2018-10-31
Expires	2031-10-31 (1839d)

📋 WHOIS#

⏱️ Lookup Timing#

265ms

252ms

255ms

AAAA

259ms

TXT

578ms

CAA

175ms

HTTPS

156ms

TLSA

1102ms

SOA

0ms

MTA-STS

254ms

DNSSEC

350ms

SRV

293ms

Total

5076ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-11 03:15:46	1309ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-02 19:15:18	1136ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 18:09:27	837ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-18 04:10:42	1515ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-23 22:06:43	4049ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-06 12:21:36	1653ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-30 14:23:14	9645ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-19 00:35:30	1655ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-06 14:14:46 shown	5076ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 17:47:31	711ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 00:02:33	1475ms	2 NS 1 A 1 MX	🔒 Secure