kejsercoaching.dk

📜 Historical scan 2026-06-21 15:55:49 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

kejsercoaching.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was registered on 28 July 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 212.237.249.12 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by smtp.google.com. The zone is DNSSEC-signed but currently fails validation, 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 116ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.dandomain.dk	185.25.141.3 2a02:2339:4006:109::dd	ns.dandomain.dk ns.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.dandomain.dk	2a02:2339:1:108::dd:dd 91.197.248.66	ns2.dandomain.dk ns2.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 83ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
212.237.249.12	3600s	lb1.builder.nu	AS48854	team.blue Denmark A/S	212.237.248.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 49ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	smtp.google.com	142.250.147.26 142.250.147.27 142.251.9.26 142.251.9.27 2a00:1450:4010:c0a::1a 2a00:1450:4010:c0a::1a 2a00:1450:4010:c0a::1b 2a00:1450:4010:c0a::1b 2a00:1450:4010:c0b::1a 2a00:1450:4010:c0b::1a 2a00:1450:4010:c0b::1b 2a00:1450:4010:c0b::1b	rd-in-f26.1e100.net rd-in-f27.1e100.net rc-in-f26.1e100.net rc-in-f27.1e100.net lm-in-f26.1e100.net lm-in-x1a.1e100.net lm-in-x1b.1e100.net lm-in-f27.1e100.net lo-in-x1a.1e100.net lo-in-f26.1e100.net lo-in-x1b.1e100.net lo-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 AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover-mf.dandomain.dk → 212.237.249.98
🔶 Autoconfig	autoconfig-mf.dandomain.dk → 212.237.249.54

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 166ms

TXT Record
google-site-verification=34dXIlTGEBYqK1Wv_GaviLKeqsFvEQGPSGp16S0E2cY
google-site-verification=BRftg2oIM94F5FFpWcJrG-vXuOnqP2dyOJz9VNzODTw
v=spf1 include:spf.dandomain.dk include:_spf.google.com -all

✉️ SPF#

Policy	Record (kejsercoaching.dk)
-all (hard fail)	v=spf1 include:spf.dandomain.dk include:_spf.google.com -all

📨 DMARC#

Policy	Record (_dmarc.kejsercoaching.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:lotte@kejsercoaching.dk; ruf=mailto:lotte@kejsercoaching.dk; fo=1

📬 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 2026-10-08 18:53:32

www	212.237.249.12 (AS48854) (address records, no CNAME)
www vs bare domain	Same network kejsercoaching.dk: 212.237.249.12 (AS48854) www.kejsercoaching.dk: 212.237.249.12 (AS48854)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 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: 4/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

85ms

Check	Result
Validation Status	⚠️ Bogus
AD Flag (resolver validates)	✗ Not set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: insecurity proof failed

🏷️ SOA#

37ms

Field	Value
Serial	2026031306
Primary NS (MNAME)	ns.dandomain.dk
Responsible (RNAME)	hostmaster@dandomain.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-09 23:25:01

Field	Value
Registrar	DANDOMAIN A/S
Registered	2025-07-28
Expires	2027-07-27 (279d)

📋 WHOIS#

⏱️ Lookup Timing#

116ms

83ms

49ms

AAAA

57ms

TXT

166ms

CAA

75ms

HTTPS

71ms

TLSA

47ms

SOA

37ms

MTA-STS

59ms

DNSSEC

85ms

SRV

127ms

Total

454ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-23 15:25:04	515ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-04 23:11:39	5355ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-21 15:55:49 shown	454ms	2 NS 1 A 1 MX	⚠️ Bogus
2026-06-20 03:54:56	675ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 01:52:11	754ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 04:20:42	2742ms	2 NS 1 A 1 MX	🔒 Secure