b2co.dk

Records from scan: 2026-10-12 06:43:29 · 1329ms total · last checked 2026-10-21 12:15 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

b2co.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.47.247.18 is hosted by One.com A/S (AS51468). Mail is handled by b2co-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 36ms

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#

1 records 35ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.47.247.18	3600s	one.com.webforward.g1i.one	AS51468	One.com A/S	195.47.247.0/24	—	—

📧 MX Records#

1 records 32ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	b2co-dk.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca04::f 2a01:111:f403:ca09::24 2a01:111:f403:ca48::a 52.101.103.137 52.101.103.140 52.101.68.15 52.101.73.153	mail-du0pr03cu00102.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-as8pr05cu00401.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

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 139ms

TXT Record
MS=ms11441647
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (b2co.dk)
-all (hard fail)	v=spf1 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#

checked 2026-10-12 06:43:29

www	195.47.247.18 (AS51468) (address records, no CNAME)
www vs bare domain	Same network b2co.dk: 195.47.247.18 (AS51468) www.b2co.dk: 195.47.247.18 (AS51468)
Wildcard	No
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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

107ms

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

🏷️ SOA#

43ms

Field	Value
Serial	2026101201
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

36ms

35ms

32ms

AAAA

37ms

TXT

139ms

CAA

34ms

HTTPS

38ms

TLSA

735ms

SOA

43ms

MTA-STS

50ms

DNSSEC

107ms

SRV

86ms

Total

1329ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 06:43:29 shown	1329ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-07 03:15:33	2170ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-01 02:19:04	842ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-23 15:50:23	1093ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-10 21:46:35	1024ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 11:28:23	676ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-03 13:47:41	6300ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-30 15:07:44	1087ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-29 20:26:25	1929ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 02:57:59	1227ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 18:30:23	1160ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-22 04:17:25	2105ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-21 20:56:30	1178ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 13:57:20	806ms	2 NS 1 A 1 MX	🔒 Secure