bfb.dk

📜 Historical scan 2026-06-24 17:48:06 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bfb.dk is a .dk domain served by 4 nameservers (ns1-05.azure-dns.com, ns2-05.azure-dns.net, ns3-05.azure-dns.org and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 51.124.91.155 is hosted by Microsoft Corporation (AS8075) in The Netherlands. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is of unknown DNSSEC status, 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#

4 records 216ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1-05.azure-dns.com	13.107.236.5 2603:1061:0:700::5	ns1-05.azure-dns.com ns1-05.azure-dns.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns2-05.azure-dns.net	150.171.21.5 2620:1ec:8ec:700::5	ns2-05.azure-dns.net ns2-05.azure-dns.net	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns3-05.azure-dns.org	204.14.183.5 2a01:111:4000:700::5	ns3-05.azure-dns.org ns3-05.azure-dns.org	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns4-05.azure-dns.info	208.84.5.5 2620:1ec:bda:700::5	ns4-05.azure-dns.info ns4-05.azure-dns.info	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🌍 A Records#

1 records 227ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
51.124.91.155	3600s	—	AS8075	Microsoft Corporation	51.124.0.0/16	🇳🇱 The Netherlands	Amsterdam

📧 MX Records#

5 records 196ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	2a00:1450:400c:c09::1b 2a00:1450:400c:c09::1b 74.125.206.27	wm-in-x1b.1e100.net wm-in-f27.1e100.net wk-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	3600s	alt1.aspmx.l.google.com	192.178.213.26 2a00:1450:4013:c1e::1a	yugrqzs-in-f26.1e100.net yugrqzs-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt2.aspmx.l.google.com	142.251.127.26 2404:6800:4000:1025::1b	lcfrai-in-f26.1e100.net lcbomp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	alt3.aspmx.l.google.com	172.253.158.27 2a00:1450:4025:c01::1b	so-in-f27.1e100.net rd-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	alt4.aspmx.l.google.com	108.177.125.26 2a00:1450:4010:c22::1a	tp-in-f26.1e100.net yulpptr-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

5 records 611ms

TXT Record
_u6k771gu0br2y7nrcaeug5ixnafk2zn
google-site-verification=vajUBe2qTrKSk4IJV3n26Jrj2Iiatpk4MhJOlWvXHXI
ms-domain-verification=7cf937ea-cbfa-4f4f-abc3-0c991341def2
slack-domain-verification=Q88wKoLCP18YmfIF53CzVvmxHMwmYw6I64cA7Amp
v=spf1 include:_spf.google.com include:_custspf.one.com include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (bfb.dk)
-all (hard fail)	v=spf1 include:_spf.google.com include:_custspf.one.com include:spf.protection.outlook.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 2026-10-08 15:06:49

www CNAME	green-desert-0305ef203.5.azurestaticapps.net (all on azurestaticapps.net) → 20.8.24.149 (AS8075)
www vs bare domain	Same network bfb.dk: 51.124.91.155 (AS8075) www.bfb.dk: 20.8.24.149 (AS8075)
Wildcard	No

✍️ 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: 3/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

589ms

Check	Result
Validation Status	❓ Unknown
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: failure

🏷️ SOA#

214ms

Field	Value
Serial	1
Primary NS (MNAME)	ns1-05.azure-dns.com
Responsible (RNAME)	azuredns-hostmaster@microsoft.com
Refresh	3600s
Retry	300s
Expire	2419200s
Minimum (neg-cache TTL)	300s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

216ms

227ms

196ms

AAAA

215ms

TXT

611ms

CAA

219ms

HTTPS

224ms

TLSA

403ms

SOA

214ms

MTA-STS

234ms

DNSSEC

589ms

SRV

394ms

Total

2799ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-11 14:45:49	9497ms	4 NS 1 A 5 MX	🔓 Insecure
2026-08-25 02:36:31	729ms	4 NS 1 A 5 MX	🔓 Insecure
2026-06-25 11:54:16	3863ms	4 NS 1 A 5 MX	🔓 Insecure
2026-06-24 17:48:06 shown	2799ms	4 NS 1 A 5 MX	❓ Unknown
2026-06-19 14:15:05	903ms	4 NS 1 A 5 MX	🔓 Insecure
2026-06-16 14:27:05	670ms	4 NS 1 A 5 MX	🔓 Insecure