bkarsholt.dk

📜 Historical scan 2026-10-09 07:15:56 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bkarsholt.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 12 March 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 more. The zone is DNSSEC-signed and validates, has no 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 118ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

🌍

No A records found

📧 MX Records#

7 records 93ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	aspmx.l.google.com	142.251.127.26 2a00:1450:4001:c21::1a	lcfrai-in-f26.1e100.net lcfrai-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	43200s	alt1.aspmx.l.google.com	142.250.147.26 2a00:1450:4025:c01::1b	rd-in-f26.1e100.net rd-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	43200s	alt2.aspmx.l.google.com	172.253.152.26 2a00:1450:4010:c22::1b	yulpptr-in-f26.1e100.net yulpptr-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	43200s	aspmx2.googlemail.com	142.250.147.26 2a00:1450:4025:c01::1b	rd-in-f26.1e100.net rd-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	43200s	aspmx3.googlemail.com	172.253.152.27 2a00:1450:4010:c22::1b	yulpptr-in-f27.1e100.net yulpptr-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	43200s	aspmx4.googlemail.com	192.179.20.26 2404:6800:4000:1027::1b	ncboms-in-f26.1e100.net ncboms-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	43200s	aspmx5.googlemail.com	192.178.158.26 2404:6800:4013:813::1b	lcdels-in-f26.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	bkarsholt.dk
🔶 Autoconfig	bkarsholt.dk

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 589ms

TXT Record
v=spf1 a mx include:_spf.google.com -all

✉️ SPF#

Policy	Record (bkarsholt.dk)
-all (hard fail)	v=spf1 a mx include:_spf.google.com -all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-19 21:40:43

www CNAME	bkarsholt.dk (all on bkarsholt.dk)
www vs bare domain	Neither resolves bkarsholt.dk: no address www.bkarsholt.dk: no address
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.bkarsholt.dk	bkarsholt.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

324ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

92ms

Field	Value
Serial	2026100904
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-16 20:17:50

Field	Value
Registrar	ONE.COM A/S
Registered	2012-03-12
Expires	2027-03-31 (162d)

🔗 Same registrant#

1 domain

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).

Domain	Registrar
bkbkarsholt.dk	ONE.COM A/S

📋 WHOIS#

⏱️ Lookup Timing#

118ms

167ms

93ms

AAAA

175ms

TXT

589ms

CAA

82ms

HTTPS

83ms

TLSA

376ms

SOA

92ms

MTA-STS

243ms

DNSSEC

324ms

SRV

243ms

Total

3110ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-19 21:40:43	2573ms	2 NS 0 A 7 MX	🔒 Secure
2026-10-18 21:10:00	2177ms	2 NS 0 A 7 MX	🔒 Secure
2026-10-17 20:17:08	1199ms	2 NS 0 A 7 MX	🔒 Secure
2026-10-16 19:53:52	2885ms	2 NS 0 A 7 MX	🔒 Secure
2026-10-15 18:25:12	1021ms	2 NS 0 A 7 MX	🔒 Secure
2026-10-14 14:17:40	938ms	2 NS 0 A 7 MX	🔒 Secure
2026-10-13 12:32:09	991ms	2 NS 0 A 7 MX	🔒 Secure
2026-10-12 11:16:22	1908ms	2 NS 0 A 7 MX	🔒 Secure
2026-10-11 08:27:52	890ms	2 NS 0 A 7 MX	🔒 Secure
2026-10-10 07:20:09	849ms	2 NS 0 A 7 MX	🔒 Secure
2026-10-09 07:15:56 shown	3110ms	2 NS 0 A 7 MX	🔒 Secure
2026-09-21 11:00:48	1002ms	2 NS 0 A 7 MX	🔒 Secure
2026-07-02 22:18:27	2850ms	2 NS 0 A 7 MX	🔒 Secure
2026-06-26 02:32:02	1018ms	2 NS 0 A 7 MX	🔒 Secure
2026-06-16 14:44:41	702ms	2 NS 0 A 7 MX	🔒 Secure