bisnode.dk

📜 Historical scan 2026-08-17 14:55:20 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bisnode.dk is a .dk domain served by 7 nameservers (blue.foundationdns.com, blue.foundationdns.net, blue.foundationdns.org and 4 more). It was registered on 30 April 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 51.75.80.211 is hosted by OVH SAS (AS16276) in France. Mail is handled by bisnode-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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#

7 records 55ms

Nameserver	IP addresses	PTR	ASN / ISP
blue.foundationdns.com	108.162.198.1 162.159.60.1 172.64.40.1 2606:4700:57::6ca2:c601 2803:f800:52::a29f:3c01 2a06:98c1:56::ac40:2801	blue.foundationdns.com blue.foundationdns.com blue.foundationdns.com blue.foundationdns.com blue.foundationdns.com blue.foundationdns.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
blue.foundationdns.net	108.162.198.31 162.159.60.31 172.64.40.31 2606:4700:57::6ca2:c61f 2803:f800:52::a29f:3c1f 2a06:98c1:56::ac40:281f	blue.foundationdns.net blue.foundationdns.net blue.foundationdns.net blue.foundationdns.net blue.foundationdns.net blue.foundationdns.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
blue.foundationdns.org	108.162.198.61 162.159.60.61 172.64.40.61 2606:4700:57::6ca2:c63d 2803:f800:52::a29f:3c3d 2a06:98c1:56::ac40:283d	blue.foundationdns.org blue.foundationdns.org blue.foundationdns.org blue.foundationdns.org blue.foundationdns.org blue.foundationdns.org	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
dns1.p01.nsone.net	198.51.44.1 2620:4d:4000:6259:7:1:0:1	dns1.p01.nsone.net dns1.p01.nsone.net	AS62597 NSONE Inc AS62597 NSONE Inc
dns2.p01.nsone.net	198.51.45.1 2a00:edc0:6259:7:1::2	dns2.p01.nsone.net dns2.p01.nsone.net	AS62597 NSONE Inc AS62597 NSONE Inc
dns3.p01.nsone.net	198.51.44.65 2620:4d:4000:6259:7:1:0:3	dns3.p01.nsone.net dns3.p01.nsone.net	AS62597 NSONE Inc AS62597 NSONE Inc
dns4.p01.nsone.net	198.51.45.65 2a00:edc0:6259:7:1::4	dns4.p01.nsone.net dns4.p01.nsone.net	AS62597 NSONE Inc AS62597 NSONE Inc

🌍 A Records#

1 records 61ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
51.75.80.211	900s	ip211.ip-51-75-80.eu	AS16276	OVH SAS	51.75.0.0/16	🇫🇷 France	—

📧 MX Records#

1 records 65ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	bisnode-dk.mail.protection.outlook.com	2a01:111:f403:c91d:: 2a01:111:f403:c946::2 2a01:111:f403:f902::1 2a01:111:f403:f910:: 52.101.41.54 52.101.41.6 52.101.8.42 52.101.9.2	mail-mw2pr04cu00100.inbound.protection.outlook.com mail-ch4pr04cu00102.inbound.protection.outlook.com mail-bl2pr02cu00101.inbound.protection.outlook.com mail-cy5pr03cu00300.inbound.protection.outlook.com mail-sj2pr05cu00506.inbound.protection.outlook.com mail-sj0pr03cu01406.inbound.protection.outlook.com mail-dm6pr03cu00402.inbound.protection.outlook.com mail-mn2pr02cu00202.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 → 40.104.116.8

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 103ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

5 records 275ms

TXT Record
_460df6o0fd712ccwc5dkjq3ut07vtjl
_bvsecjccauqilzo2plgsj9vbrqpp1yw
687bvylnycbg7p8rn20pfnzgbgnpykgq
MS=ms64096661
v=spf1 mx a:smtp03.pitweb.dk a:smtp06.pitweb.dk include:spf.wm.net ip4:68.232.128.0/19 include:spf.protection.outlook.com include:mktomail.com ip4:81.95.247.13 ip4:77.243.50.218 ip4:158.151.208.120/24 ip4:158.151.214.66/28 ip4:159.137.80.91 ip4:159.137.90.91 ip4:208.226.214.236 a:smtp.webcrm.com -all

✉️ SPF#

Policy	Record (bisnode.dk)
-all (hard fail)	v=spf1 mx a:smtp03.pitweb.dk a:smtp06.pitweb.dk include:spf.wm.net ip4:68.232.128.0/19 include:spf.protection.outlook.com include:mktomail.com ip4:81.95.247.13 ip4:77.243.50.218 ip4:158.151.208.120/24 ip4:158.151.214.66/28 ip4:159.137.80.91 ip4:159.137.90.91 ip4:208.226.214.236 a:smtp.webcrm.com -all

📨 DMARC#

Policy	Record (_dmarc.bisnode.dk)
p=none (monitor only)	v=DMARC1; p=none; pct=100; rua=mailto:dmarc.ruf@bisnode.com; ruf=mailto:dmarc.ruf@bisnode.com; fo=1

📬 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 2026-10-17 14:38:06

www	51.75.80.211 (AS16276) (address records, no CNAME)
www vs bare domain	Same network bisnode.dk: 51.75.80.211 (AS16276) www.bisnode.dk: 51.75.80.211 (AS16276)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 7/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.bisnode.dk	ljik1CbenoXU1yQa9S1g4ZbFvYCBc1elLnTS7jDjrmI
TXT	_acme-challenge.bisnode.dk	nCaj_QhbzWFZqeYT7JXLxMzehYWcAIys3oP7ppMpUFo

🔗 TLSA / DANE#

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

🔐 DNSSEC#

2074ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2412446423
Primary NS (MNAME)	blue.foundationdns.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-15 13:17:35

Field	Value
Registrar	CSC Digital Brand Service, Inc
Registered	2005-04-30
Expires	2027-04-30 (193d)

🔗 Same registrant#

12 domains

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
aaasoliditet.dk	CSC Digital Brand Service, Inc
accountbasedadvertising.dk	CSC Digital Brand Service, Inc
bbi.dk	CSC Digital Brand Service, Inc
dun-and-bradstreet.dk	CSC Digital Brand Service, Inc
medpanel.dk	CSC Digital Brand Service, Inc
newslinegroup.dk	CSC Digital Brand Service, Inc
nnebasis.dk	CSC Digital Brand Service, Inc
nnmarkedsdata.dk	CSC Digital Brand Service, Inc
nnx.dk	CSC Digital Brand Service, Inc
rating.dk	CSC Digital Brand Service, Inc
soliditet.dk	CSC Digital Brand Service, Inc
worldbase.dk	CSC Digital Brand Service, Inc

📋 WHOIS#

⏱️ Lookup Timing#

55ms

61ms

65ms

AAAA

50ms

TXT

275ms

CAA

58ms

HTTPS

57ms

TLSA

895ms

SOA

0ms

MTA-STS

87ms

DNSSEC

2074ms

SRV

103ms

Total

4708ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-17 14:38:05	2216ms	7 NS 1 A 1 MX	🔓 Insecure
2026-10-16 14:08:01	3189ms	7 NS 1 A 1 MX	🔓 Insecure
2026-10-15 12:57:42	4524ms	7 NS 1 A 1 MX	🔓 Insecure
2026-10-13 11:03:37	8469ms	7 NS 1 A 1 MX	🔓 Insecure
2026-10-12 09:48:17	6530ms	7 NS 1 A 1 MX	🔓 Insecure
2026-10-02 20:00:39	1018ms	7 NS 1 A 1 MX	🔓 Insecure
2026-10-01 19:59:48	832ms	7 NS 1 A 1 MX	🔓 Insecure
2026-09-30 19:54:11	1190ms	7 NS 1 A 1 MX	🔓 Insecure
2026-09-29 19:48:08	1686ms	7 NS 1 A 1 MX	🔓 Insecure
2026-09-25 18:53:19	1239ms	7 NS 1 A 1 MX	🔓 Insecure
2026-09-24 18:36:17	10183ms	7 NS 1 A 1 MX	🔓 Insecure
2026-09-24 04:17:48	1004ms	7 NS 1 A 1 MX	🔓 Insecure
2026-09-17 05:21:48	1945ms	7 NS 1 A 1 MX	🔓 Insecure
2026-08-29 19:51:04	3454ms	7 NS 1 A 1 MX	🔓 Insecure
2026-08-27 15:15:12	1377ms	7 NS 1 A 1 MX	🔓 Insecure
2026-08-21 01:44:20	2228ms	7 NS 1 A 1 MX	🔓 Insecure
2026-08-18 23:55:43	14877ms	7 NS 1 A 1 MX	🔓 Insecure
2026-08-17 14:55:20 shown	4708ms	7 NS 1 A 1 MX	🔓 Insecure
2026-08-16 07:28:18	2780ms	7 NS 1 A 1 MX	🔓 Insecure
2026-07-01 05:16:21	2017ms	7 NS 1 A 1 MX	🔓 Insecure
2026-06-22 02:21:45	2604ms	7 NS 1 A 1 MX	🔓 Insecure
2026-06-19 03:27:34	1440ms	7 NS 1 A 1 MX	🔓 Insecure
2026-06-16 14:41:20	694ms	7 NS 1 A 1 MX	🔓 Insecure