bac.dk

📜 Historical scan 2026-10-01 03:37:12 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bac.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 16 February 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.109.82 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by bac-dk.mail.protection.outlook.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 154ms

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 155ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.109.82	3600s	linux5.unoeuro.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records#

1 records 144ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	bac-dk.mail.protection.outlook.com	2a01:111:f403:ca04::b 2a01:111:f403:ca38::a 2a01:111:f403:ca3c::6 2a01:111:f403:ca48::e 52.101.103.39 52.101.181.156 52.101.185.24 52.101.68.8	mail-dbbpr03cu00103.inbound.protection.outlook.com mail-wa4pr05cu00102.inbound.protection.outlook.com mail-zrxpr04cu00106.inbound.protection.outlook.com mail-miypr03cu00206.inbound.protection.outlook.com mail-miypr05cu00207.inbound.protection.outlook.com mail-wa4pr05cu00104.inbound.protection.outlook.com mail-zrxpr07cu00100.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.149.152
🔶 Autoconfig	94.231.109.82

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

4 records 426ms

TXT Record
brevo-code:74016645f81004ca2114d767a982f5c3
facebook-domain-verification=tfc0vdb010hgbd0ymjaw88mxb4o7m4
MS=ms86437336
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (bac.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.bac.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:rua@dmarc.brevo.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 2026-10-12 16:23:29

www	94.231.109.82 (AS48854) (address records, no CNAME)
www vs bare domain	Same network bac.dk: 94.231.109.82 (AS48854) www.bac.dk: 94.231.109.82 (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

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

363ms

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

🏷️ SOA#

124ms

Field	Value
Serial	2026093000
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 2026-10-01 03:47:50

Field	Value
Registrar	Simply.com A/S
Registered	1998-02-16
Expires	2027-03-31 (165d)

📋 WHOIS#

⏱️ Lookup Timing#

154ms

155ms

144ms

AAAA

175ms

TXT

426ms

CAA

189ms

HTTPS

178ms

TLSA

1151ms

SOA

124ms

MTA-STS

274ms

DNSSEC

363ms

SRV

259ms

Total

3094ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 16:23:29	956ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-01 04:10:15	891ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-01 03:37:12 shown	3094ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-27 03:00:55	890ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-22 12:16:33	1090ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-20 14:34:10	707ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-16 13:59:36	673ms	3 NS 1 A 1 MX	🔒 Secure