biocirc.dk

📜 Historical scan 2026-09-24 01:48:50 · ← 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 62ms

Nameserver	IP addresses	PTR	ASN / ISP
udns1.cscdns.net	2001:502:f3ff::201 204.74.66.1	udns1.cscdns.net ns1.alba.bank	AS12008 Vercara, LLC AS12008 Vercara, LLC
udns2.cscdns.uk	2001:502:4612::201 204.74.111.1	udns2.cscdns.net ns2.webipdns.com.au	AS12008 Vercara, LLC AS12008 Vercara, LLC

🌍 A Records#

1 records 46ms

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 46ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	biocirc-dk.f-v1.mx.microsoft	2a01:111:f403:ca04::e 2a01:111:f403:ca21::a 2a01:111:f403:ca3c::8 2a01:111:f403:ca3c::a 52.101.103.137 52.101.209.28 52.101.91.153 52.101.91.21	mail-db8pr02cu00106.inbound.protection.outlook.com mail-maspr04cu00102.inbound.protection.outlook.com mail-zrxpr05cu00100.inbound.protection.outlook.com mail-zrxpr07cu00102.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-cpjpr05cu00104.inbound.protection.outlook.com mail-matpr04cu00101.inbound.protection.outlook.com mail-matpr05cu00105.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#

2 records 203ms

TXT Record
_xos2zo9vjv2z1rw0oeizh6fom6fvpk7
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#

4 records 103ms

Service / Owner	Type	Cert association
SMTP _25._tcp.biocirc-dk.f-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	54883CC5F1849331E6BF5002C3129D20…
SMTP _25._tcp.biocirc-dk.f-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	EA7A25255D111FC3CE4CB8FABE3ADF9C…
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-TA · Full cert · SHA-256	C1AD7778796D20BCA65C889A26550211…

🔐 DNSSEC#

117ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2024062234
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#

62ms

46ms

AAAA

38ms

TXT

203ms

CAA

51ms

HTTPS

37ms

TLSA

103ms

SOA

0ms

MTA-STS

60ms

DNSSEC

117ms

SRV

54ms

Total

906ms

🕐 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 shown	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	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