biosym.dk DNS records

🖥️ Nameservers3 records 53ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.digitalocean.com	172.64.52.210 2606:4700:52::ac40:34d2	ns1.digitalocean.com ns1.digitalocean.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ns2.digitalocean.com	172.64.53.21 2606:4700:5a::ac40:3515	ns2.digitalocean.com ns2.digitalocean.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ns3.digitalocean.com	172.64.49.209 2606:4700:52::ac40:31d1	ns3.digitalocean.com ns3.digitalocean.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 65ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.237.16.17	3600s	94-237-16-17.fi-hel2.upcloud.host	AS202053	UpCloud Ltd	94.237.0.0/18	🇫🇮 Finland	Helsinki

📧 MX Records1 records 61ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	biosym-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::9 2a01:111:f403:ca09::6 2a01:111:f403:ca09::b 52.101.68.16 52.101.73.1 52.101.73.26 52.101.73.4	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-as9pr05cu01302.inbound.protection.outlook.com mail-am0pr83cu00404.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 Records1 records 235ms

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

📝 TXT Records3 records 363ms

TXT Record
google-site-verification=MtuRpaxXfpCWjf3fc9L_BbNicipY9_rEM-kXzM83fKA
MS=ms73900836
v=spf1 include:spf.protection.outlook.com include:spf.mentor-it.dk a:smtp10.zitcom.dk -all

✉️ SPF

Policy	Record (biosym.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.mentor-it.dk a:smtp10.zitcom.dk -all

📨 DMARC

Policy	Record (_dmarc.biosym.dk)
p=quarantine	v=DMARC1; p=quarantine sp=reject; pct=100; adkim=r; aspf=r

📬 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

🔗 TLSA / DANE

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

🔐 DNSSEC142ms

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

🏷️ SOA55ms

Field	Value
Serial	0
Primary NS (MNAME)	ns1.digitalocean.com
Responsible (RNAME)	hostmaster@biosym.dk
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

53ms

A

65ms

MX

61ms

AAAA

59ms

TXT

363ms

CAA

67ms

HTTPS

61ms

TLSA

202ms

SOA

55ms

MTA-STS

94ms

DNSSEC

142ms

SRV

235ms

Total

1076ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-02 00:40:53	1076ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-16 14:38:36	847ms	3 NS 1 A 1 MX	🔓 Insecure	View