biocirc.dk

📜 Historical scan 2026-07-22 23:13:19 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

biocirc.dk is a .dk domain served by 2 nameservers (udns1.cscdns.net, udns2.cscdns.uk). It was registered on 7 January 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 204.74.99.100 is hosted by Vercara, LLC (AS19905) in United States. Mail is handled by biocirc-dk.f-v1.mx.microsoft. 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 39ms

Nameserver	IP addresses	PTR	ASN / ISP
udns1.cscdns.net	2001:502:f3ff::201 204.74.66.1	udns1.cscdns.net udns1.cscdns.net	AS12008 Vercara, LLC AS12008 Vercara, LLC
udns2.cscdns.uk	2001:502:4612::201 204.74.111.1	udns2.cscdns.net udns2.cscdns.net	AS12008 Vercara, LLC AS12008 Vercara, LLC

🌍 A Records#

1 records 38ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
204.74.99.100	300s	crs.ultradns.net	AS19905	Vercara, LLC	204.74.99.0/24	🇺🇸 United States	—

📧 MX Records#

1 records 38ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	biocirc-dk.f-v1.mx.microsoft	2a01:111:f403:ca04::a 2a01:111:f403:ca09:: 2a01:111:f403:ca09::7 2a01:111:f403:ca09::8 52.101.68.32 52.101.73.2 52.101.73.24 52.101.73.6	mail-du0pr03cu00102.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-as8pr05cu00300.inbound.protection.outlook.com mail-am6pr04cu00306.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

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 224ms

TXT Record
v=spf1 include:spf.protection.outlook.com include:spfrerouting.xink.io -all

✉️ SPF#

Policy	Record (biocirc.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spfrerouting.xink.io -all

📨 DMARC#

Policy	Record (_dmarc.biocirc.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:dmarc_agg@vali.email

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

Status	Report address (rua)
✓ Enabled	mailto:tlsreport@biocirc.com

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-14 22:49:04

www	204.74.99.100 (AS12008) (address records, no CNAME)
www vs bare domain	Same network biocirc.dk: 204.74.99.100 (AS12008) www.biocirc.dk: 204.74.99.100 (AS12008)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

8 records 232ms

Service / Owner	Type	Cert association
SMTP _25._tcp.biocirc-dk.f-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	5F88694615E4C61686E106B84C3338C6…
SMTP _25._tcp.biocirc-dk.f-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	A6C267923B26A4A9617EDA73D8DB4FBC…
SMTP _25._tcp.biocirc-dk.f-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	38D895F5105BC2545822C17A2444F4B0…
SMTP _25._tcp.biocirc-dk.f-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	133086C7B822371A4A3304F1661A7880…
SMTP _25._tcp.biocirc-dk.f-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	6EBFF927297A5B3AAF5EAE672252C36A…
SMTP _25._tcp.biocirc-dk.f-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	C1AD7778796D20BCA65C889A26550211…
SMTP _25._tcp.biocirc-dk.f-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	803F7447CC75B208DBCA042346F5D8DF…
SMTP _25._tcp.biocirc-dk.f-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	C495D9E40F7E625BE22F83CC64305182…

🔐 DNSSEC#

2048ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2024062216
Primary NS (MNAME)	udns1.cscdns.net
Responsible (RNAME)	hostmaster@cscdns.net
Refresh	86400s
Retry	86400s
Expire	86400s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-14 23:24:07

Field	Value
Registrar	CSC Digital Brand Service, Inc
Registered	2022-01-07
Expires	2030-01-06 (1177d)

🔗 Same registrant#

5 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
biorenew.dk	CSC Digital Brand Service, Inc
biowaste.dk	CSC Digital Brand Service, Inc
gronhoj-biogas.dk	CSC Digital Brand Service, Inc
naturbiogassode.dk	CSC Digital Brand Service, Inc
vinkelbioenergi.dk	CSC Digital Brand Service, Inc

📋 WHOIS#

⏱️ Lookup Timing#

39ms

38ms

AAAA

39ms

TXT

224ms

CAA

39ms

HTTPS

39ms

TLSA

232ms

SOA

0ms

MTA-STS

49ms

DNSSEC

2048ms

SRV

43ms

Total

3174ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-14 22:49:04	718ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-10 15:40:19	2145ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-05 00:23:29	571ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-28 23:31:43	782ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-26 22:35:48	752ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 01:48:50	906ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-17 21:20:47	1481ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-10 20:13:08	1046ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-06 05:43:40	2801ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-30 05:16:24	1561ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-23 18:16:55	2200ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-21 17:56:48	3574ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-19 12:45:08	7991ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-15 10:38:15	4045ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-11 16:08:44	1214ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-07 08:22:36	1635ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-25 03:12:34	1169ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-22 23:13:19 shown	3174ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-21 05:23:52	10008ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-17 18:19:26	1607ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-13 06:50:19	1358ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-06 07:32:54	5194ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-01 04:18:17	795ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 03:45:14	3587ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 01:41:41	1179ms	0 NS 0 A 0 MX	❓ Unknown