whatknows.dk

📜 Historical scan 2026-09-29 21:44:33 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

whatknows.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 12 December 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.107.65 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by smtp.google.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 22ms

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 28ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.107.65	3600s	linux12.unoeuro.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records#

1 records 27ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	smtp.google.com	172.253.130.26 172.253.152.26 172.253.152.27 2a00:1450:4010:c07::1b 2a00:1450:4010:c07::1b 2a00:1450:4010:c08::1b 2a00:1450:4010:c08::1b 2a00:1450:4010:c22::1a 2a00:1450:4010:c22::1b 64.233.164.27 64.233.165.27	yulppbn-in-f26.1e100.net yulpptr-in-f26.1e100.net yulpptr-in-f27.1e100.net lf-in-x1b.1e100.net lf-in-f27.1e100.net lg-in-f27.1e100.net lg-in-x1b.1e100.net yulpptr-in-f26.1e100.net yulpptr-in-f27.1e100.net lf-in-f27.1e100.net lg-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	94.231.107.65
🔶 Autoconfig	maildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 47ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	maildiscover.simply.com

📝 TXT Records#

2 records 124ms

TXT Record
v=spf1 include:_spf.google.com ~all
v=spf1 include:spf.simply.com -all

✉️ SPF#

⚠ Multiple SPF records — RFC 7208 §4.5 violation (receivers must treat this as permerror)

Policy	Record (whatknows.dk)
~all (soft fail)	v=spf1 include:_spf.google.com ~all
-all (hard fail)	v=spf1 include:spf.simply.com -all

📨 DMARC#

Policy	Record (_dmarc.whatknows.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com;

📬 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 2026-10-09 08:07:14

www	94.231.107.65 (AS48854) (address records, no CNAME)
www vs bare domain	Same network whatknows.dk: 94.231.107.65 (AS48854) www.whatknows.dk: 94.231.107.65 (AS48854)
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
google	—	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

error 2 SPF records: receivers must treat that as a permanent error (RFC 7208 §4.5)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

54ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2025122301
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 2026-10-13 05:03:44

Field	Value
Registrar	Simply.com A/S
Registered	2025-12-12
Expires	2026-12-11 (55d)

🔗 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#

22ms

28ms

27ms

AAAA

22ms

TXT

124ms

CAA

34ms

HTTPS

30ms

TLSA

61ms

SOA

0ms

MTA-STS

34ms

DNSSEC

54ms

SRV

47ms

Total

401ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-04 01:50:13	1553ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-01 01:27:22	543ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-29 21:44:33 shown	401ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-27 12:51:46	517ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-31 12:28:42	610ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-26 18:32:42	728ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-28 02:56:20	1942ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-19 15:18:38	857ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-17 13:05:20	728ms	3 NS 1 A 1 MX	🔒 Secure