biofos.dk

📜 Historical scan 2026-08-12 04:59:03 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

biofos.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 10 December 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.237.110.239 is hosted by UpCloud Ltd (AS202053) in The Netherlands. Mail is handled by biofos-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#

2 records 230ms

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 249ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.237.110.239	600s	k8s04.oitudv.dk	AS202053	UpCloud Ltd	94.237.96.0/20	🇳🇱 The Netherlands	—

📧 MX Records#

1 records 201ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	biofos-dk.mail.protection.outlook.com	2a01:111:f403:ca04::c 2a01:111:f403:ca09::6 2a01:111:f403:ca09::7 2a01:111:f403:ca09::c 52.101.73.15 52.101.73.19 52.101.73.28 52.101.73.30	mail-db9pr02cu00204.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-am7pr05cu00204.inbound.protection.outlook.com mail-am7pr05cu00306.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 → 40.104.116.40

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 252ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records#

5 records 671ms

TXT Record
8fuQK/P0tl3HdQJNpft8xj83kMxNhxMAhnIrDSM48QXoY7RIYzv67EJRAtUReHzSnDrwb76BWN3EcG6W4pArYQ==
ms-domain-verification=5dc1d7a2-1b4b-470c-9ec6-775acc862fc8
MS=ms43675252
teamviewer-sso-verification=dc5e6aa77ac5451f89afe64ef974f7a7
v=spf1 include:servers.mcsv.net include:spf.protection.outlook.com include:spf.topdesk.net include:web.shared.mysmtp.com include:spf-westeu.emailsignatures365.com ip4:52.174.91.152 ip4:62.243.192.23 -all

✉️ SPF#

Policy	Record (biofos.dk)
-all (hard fail)	v=spf1 include:servers.mcsv.net include:spf.protection.outlook.com include:spf.topdesk.net include:web.shared.mysmtp.com include:spf-westeu.emailsignatures365.com ip4:52.174.91.152 ip4:62.243.192.23 -all

📨 DMARC#

Policy	Record (_dmarc.biofos.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:zwoumnx7@ag.eu.dmarcadvisor.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 05:26:00

www	94.237.110.239 (AS202053) (address records, no CNAME)
www vs bare domain	Same network biofos.dk: 94.237.110.239 (AS202053) www.biofos.dk: 94.237.110.239 (AS202053)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

4 found

Selector	CNAME	Key
s1	s1.domainkey.u20139949.wl200.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u20139949.wl200.sendgrid.net	RSA · ~1024 bit below 2048 bit
selector1	selector1-biofos-dk._domainkey.biofos.onmicrosoft.com	RSA · ~1024 bit below 2048 bit
selector2	selector2-biofos-dk._domainkey.biofos.onmicrosoft.com	RSA · ~1024 bit below 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: 8/10 · policy: -all

warn 8 of the 10 allowed DNS lookups used: one more include can break SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

559ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026081101
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 2026-10-07 21:22:12

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2013-12-10
Expires	2033-12-31 (2632d)

📋 WHOIS#

⏱️ Lookup Timing#

230ms

249ms

201ms

AAAA

232ms

TXT

671ms

CAA

223ms

HTTPS

234ms

TLSA

949ms

SOA

0ms

MTA-STS

291ms

DNSSEC

559ms

SRV

252ms

Total

3927ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 05:26:00	969ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-07 21:11:47	1582ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 18:17:40	912ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-17 05:37:05	1112ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-08 01:17:56	1832ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-05 03:06:18	1252ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-17 05:16:03	6169ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-12 04:59:03 shown	3927ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-18 18:42:23	3766ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-12 08:26:17	1313ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-08 15:40:52	1753ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-07 02:09:38	1418ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 03:09:46	2861ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 14:37:13	715ms	2 NS 1 A 1 MX	🔒 Secure