optivet.dk

📜 Historical scan 2026-09-26 14:14:18 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

optivet.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 35.204.20.199 is hosted by Google LLC (AS396982) in The Netherlands. Mail is handled by optivet-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 32ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 32ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
35.204.20.199	360s	199.20.204.35.bc.googleusercontent.com	AS396982	Google LLC	35.204.0.0/15	🇳🇱 The Netherlands	Groningen

📧 MX Records#

1 records 32ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	optivet-dk.mail.protection.outlook.com	2a01:111:f403:ca04::c 2a01:111:f403:ca09::20 2a01:111:f403:ca21::c 2a01:111:f403:ca48::8 52.101.181.153 52.101.185.114 52.101.209.31 52.101.91.162	mail-db9pr02cu00204.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-matpr04cu00204.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-zrxpr04cu00102.inbound.protection.outlook.com mail-cpjpr05cu00207.inbound.protection.outlook.com mail-matpr04cu00302.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 → 52.98.154.152
🔶 Autoconfig	35.204.20.199

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 139ms

TXT Record
MS=ms95774437
v=spf1 include:spf.protection.outlook.com include:spf.jlhosting.dk include:web.shared.mysmtp.com -all

✉️ SPF#

Policy	Record (optivet.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.jlhosting.dk include:web.shared.mysmtp.com -all

📨 DMARC#

Policy	Record (_dmarc.optivet.dk)
p=quarantine	v=DMARC1; p=quarantine;

📬 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 2026-10-08 13:08:29

www	35.204.20.199 (AS396982) (address records, no CNAME)
www vs bare domain	Same network optivet.dk: 35.204.20.199 (AS396982) www.optivet.dk: 35.204.20.199 (AS396982)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-optivet-dk._domainkey.dyrlaegerogko.onmicrosoft.com	RSA · ~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: 9/10 · policy: -all

warn 9 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#

78ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026061701
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

32ms

AAAA

34ms

TXT

139ms

CAA

34ms

HTTPS

48ms

TLSA

731ms

SOA

0ms

MTA-STS

43ms

DNSSEC

78ms

SRV

46ms

Total

1226ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 10:16:27	672ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-26 14:14:18 shown	1226ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-19 18:58:22	1282ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-29 15:47:14	786ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 19:34:56	1066ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-19 15:03:32	1103ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 13:21:30	902ms	2 NS 1 A 1 MX	🔒 Secure