bko.dk

📜 Historical scan 2026-10-01 04:47:52 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bko.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 19 February 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 216.239.32.21 is hosted by Google LLC (AS15169) in United States. Mail is handled by smtp.google.com. The zone is DNSSEC-signed and validates, has no DMARC policy and is reachable over IPv6. 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 32ms

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#

4 records 56ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
216.239.32.21	3600s	any-in-2015.1e100.net	AS15169	Google LLC	216.239.32.0/20	🇺🇸 United States	—
216.239.34.21	3600s	any-in-2215.1e100.net	AS15169	Google LLC	216.239.32.0/20	🇺🇸 United States	—
216.239.36.21	3600s	any-in-2415.1e100.net	AS15169	Google LLC	216.239.32.0/20	🇺🇸 United States	—
216.239.38.21	3600s	any-in-2615.1e100.net	AS15169	Google LLC	216.239.32.0/20	🇺🇸 United States	—

📧 MX Records#

1 records 28ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	smtp.google.com	173.194.220.27 173.194.221.26 173.194.221.27 2a00:1450:4010:c06::1a 2a00:1450:4010:c06::1a 2a00:1450:4010:c06::1b 2a00:1450:4010:c06::1b 2a00:1450:4010:c09::1b 2a00:1450:4010:c09::1b 2a00:1450:4010:c0a::1b 2a00:1450:4010:c0a::1b 64.233.163.26 64.233.163.27	lk-in-f27.1e100.net lm-in-f26.1e100.net lm-in-f27.1e100.net lj-in-x1a.1e100.net lj-in-f26.1e100.net lj-in-x1b.1e100.net lj-in-f27.1e100.net lk-in-x1b.1e100.net lk-in-f27.1e100.net lm-in-f27.1e100.net lm-in-x1b.1e100.net lj-in-f26.1e100.net lj-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 AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	bko.dk → 216.239.34.21
🔶 Autoconfig	bko.dk → 216.239.32.21

🔷 AAAA Records (IPv6)#

4 records 30ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2001:4860:4802:32::15	3600s	any-in-2001-4860-4802-32--15.1e100.net	AS15169	Google LLC	2001:4860:4800:0:0:0:0:0/46	🇺🇸 United States	—
2001:4860:4802:34::15	3600s	any-in-2001-4860-4802-34--15.1e100.net	AS15169	Google LLC	2001:4860:4800:0:0:0:0:0/46	🇺🇸 United States	—
2001:4860:4802:36::15	3600s	any-in-2001-4860-4802-36--15.1e100.net	AS15169	Google LLC	2001:4860:4800:0:0:0:0:0/46	🇺🇸 United States	—
2001:4860:4802:38::15	3600s	any-in-2001-4860-4802-38--15.1e100.net	AS15169	Google LLC	2001:4860:4800:0:0:0:0:0/46	🇺🇸 United States	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 172ms

TXT Record
google-site-verification=ofL6slmZz8i0C144IAfiBcRzbbIV8Me4tFJuiSkrwfA

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-09 14:02:21

www CNAME	ghs.googlehosted.com (all on googlehosted.com) → 216.58.201.243 2a00:1450:400f:810::2013 (AS15169)
www vs bare domain	Same network bko.dk: 216.239.32.21 216.239.34.21 216.239.36.21 216.239.38.21 (AS15169) www.bko.dk: 216.58.201.243 2a00:1450:400f:810::2013 (AS15169)
Wildcard	Yes: any name under the zone resolves
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.

🔗 TLSA / DANE#

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

🔐 DNSSEC#

81ms

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

🏷️ SOA#

34ms

Field	Value
Serial	2026082302
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 2026-10-08 07:10:52

Field	Value
Registrar	ONE.COM A/S
Registered	2025-02-19
Expires	2027-02-18 (122d)

📋 WHOIS#

⏱️ Lookup Timing#

32ms

56ms

28ms

AAAA

30ms

TXT

172ms

CAA

42ms

HTTPS

29ms

TLSA

129ms

SOA

34ms

MTA-STS

78ms

DNSSEC

81ms

SRV

164ms

Total

766ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 14:02:21	765ms	2 NS 4 A 1 MX	🔒 Secure
2026-10-08 07:04:32	1404ms	2 NS 4 A 1 MX	🔒 Secure
2026-10-02 04:58:55	1417ms	2 NS 4 A 1 MX	🔒 Secure
2026-10-01 04:47:52 shown	766ms	2 NS 4 A 1 MX	🔒 Secure
2026-09-17 21:04:59	866ms	2 NS 4 A 1 MX	🔒 Secure
2026-08-31 11:20:12	1787ms	2 NS 4 A 1 MX	🔒 Secure
2026-08-28 01:59:50	1129ms	2 NS 4 A 1 MX	🔒 Secure
2026-08-23 12:43:06	3932ms	2 NS 4 A 1 MX	🔒 Secure
2026-08-06 21:16:52	1389ms	2 NS 4 A 1 MX	🔒 Secure
2026-07-03 02:30:41	1125ms	2 NS 4 A 1 MX	🔒 Secure
2026-06-24 22:36:33	771ms	2 NS 4 A 1 MX	🔒 Secure
2026-06-23 02:21:35	866ms	2 NS 4 A 1 MX	🔒 Secure
2026-06-16 14:44:28	626ms	2 NS 4 A 1 MX	🔒 Secure