cobi.dk
Last scanned: 2026-07-02 00:33:17  ·  1642ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   64ms
NameserverIP addressesPTRASN / ISP
primary.infoserv.dk 139.162.157.8
2a01:7e01::f03c:91ff:fe59:943d		 mail2.ishost.dk
—		 AS63949 Akamai Connected Cloud
AS63949 Akamai Connected Cloud
secondary.infoserv.dk 139.162.227.162
2a01:7e00::f03c:92ff:fe07:7dc2		 li1512-162.members.linode.com
—		 AS63949 Akamai Connected Cloud
AS63949 Akamai Connected Cloud
🌍 A Records1 records   71ms
IPTTLPTRASNISP / OrgCIDRCountryCity
139.162.143.67 600s node4.ishost.dk AS63949 Akamai Connected Cloud 139.162.0.0/16 🇩🇪 Germany Frankfurt am Main
📧 MX Records4 records   77ms
PriorityTTLMail ServerIP addressesPTRASN
10 600s dk.mx1.mailanyone.net 192.162.219.155
2a01:77c0:1619:4100:6fa6:1315:2bd2:51cd		 mx41.electric.net
mx11.electric.net		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
20 600s dk.mx2.mx25.net 192.162.219.49 mx41.electric.net AS16509 Amazon.com, Inc.
30 600s dk.mx3.mailanyone.net 192.162.219.255
2a01:77c0:1619:4101:d99:c22:fb4d:290e		 mx41.electric.net
mx10.electric.net		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
40 600s dk.mx4.mx25.net 192.162.219.255 mx41.electric.net AS16509 Amazon.com, Inc.
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.104.116.8
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   757ms
TXT Record
v=spf1 include:spf.protection.outlook.com include:spf.comendosystems.com include:servers.mcsv.net a:mail.ishost.dk a:mail3.ishost.dk -all
✉️ SPF
PolicyRecord (cobi.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.com include:spf.comendosystems.com include:servers.mcsv.net a:mail.ishost.dk a:mail3.ishost.dk -all
📨 DMARC
PolicyRecord (_dmarc.cobi.dk)
p=reject v=DMARC1; p=reject
📬 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 / DANE8 records   149ms
Service / OwnerTypeCert association
SMTP _25._tcp.dk.mx1.mailanyone.net DANE-EE · Full cert · SHA-256 1AAAC405385DEB66C25E43D629569F6C…
SMTP _25._tcp.dk.mx1.mailanyone.net DANE-EE · Full cert · SHA-256 443DFE296DAC92DD311766BAD0B04CC7…
SMTP _25._tcp.dk.mx2.mx25.net DANE-EE · Full cert · SHA-256 443DFE296DAC92DD311766BAD0B04CC7…
SMTP _25._tcp.dk.mx2.mx25.net DANE-EE · Full cert · SHA-256 1AAAC405385DEB66C25E43D629569F6C…
SMTP _25._tcp.dk.mx3.mailanyone.net DANE-EE · Full cert · SHA-256 443DFE296DAC92DD311766BAD0B04CC7…
SMTP _25._tcp.dk.mx3.mailanyone.net DANE-EE · Full cert · SHA-256 1AAAC405385DEB66C25E43D629569F6C…
SMTP _25._tcp.dk.mx4.mx25.net DANE-EE · Full cert · SHA-256 443DFE296DAC92DD311766BAD0B04CC7…
SMTP _25._tcp.dk.mx4.mx25.net DANE-EE · Full cert · SHA-256 1AAAC405385DEB66C25E43D629569F6C…
🔐 DNSSEC146ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA64ms
FieldValue
Serial2024061217
Primary NS (MNAME)primary.infoserv.dk
Responsible (RNAME)admin@infoserv
Refresh900s
Retry300s
Expire3600s
Minimum (neg-cache TTL)900s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
64ms
A
71ms
MX
77ms
AAAA
87ms
TXT
757ms
CAA
487ms
HTTPS
67ms
TLSA
149ms
SOA
64ms
MTA-STS
111ms
DNSSEC
146ms
SRV
497ms
Total
1642ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-02 00:33:17 1642ms 2 NS 1 A 4 MX 🔓 Insecure View
2026-06-16 21:36:17 5301ms 2 NS 1 A 4 MX 🔓 Insecure View
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