whothat.dk

📜 Historical scan 2026-06-18 00:21:23 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

whothat.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 8 June 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.237.125.109 is hosted by Procopa IT ApS (AS210939) in Denmark. Mail is handled by whothat-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#

3 records 59ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 56ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.237.125.109	—	—	AS210939	Procopa IT ApS	185.237.124.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records#

1 records 69ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	whothat-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::c 2a01:111:f403:ca09::2 2a01:111:f403:ca09::3 52.101.68.8 52.101.73.11 52.101.73.15 52.101.73.153	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as8pr05cu00401.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	178.20.217.249

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 229ms

TXT Record
v=spf1 include:spf.protection.outlook.com include:spf.simply.com include:_spf.google.com include:_spf.accelo.com include:spf-eu.emailsignatures365.com -all

✉️ SPF#

Policy	Record (whothat.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.simply.com include:_spf.google.com include:_spf.accelo.com include:spf-eu.emailsignatures365.com -all

📨 DMARC#

Policy	Record (_dmarc.whothat.dk)
p=quarantine	v=DMARC1; p=quarantine;

📬 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 2026-10-07 16:10:43

www	185.130.190.67 (AS210939) (address records, no CNAME)
www vs bare domain	Same network whothat.dk: 185.130.190.67 (AS210939) www.whothat.dk: 185.130.190.67 (AS210939)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
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-whothat-dk._domainkey.infosimplesolution.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: 7/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

160ms

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

🏷️ SOA#

71ms

Field	Value
Serial	2026050101
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-16 18:24:50

Field	Value
Registrar	Simply.com A/S
Registered	2015-06-08
Expires	2027-06-30 (252d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

59ms

56ms

69ms

AAAA

57ms

TXT

229ms

CAA

55ms

HTTPS

64ms

TLSA

148ms

SOA

71ms

MTA-STS

38ms

DNSSEC

160ms

SRV

289ms

Total

979ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-02 14:46:36	1268ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-29 14:36:31	1696ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-21 07:13:36	1216ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-15 08:50:40	1216ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-13 17:18:42	9607ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-07 18:55:51	1280ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-23 09:53:22	2119ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-20 14:12:14	8364ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-18 00:21:23 shown	979ms	3 NS 1 A 1 MX	🔒 Secure