tesserogroup.dk
Last scanned: 2026-08-26 21:22:36  ·  976ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   38ms
🌍 A Records1 records   47ms
📧 MX Records2 records   49ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s eu-smtp-inbound-1.mimecast.com 195.130.217.201
195.130.217.201
195.130.217.211
195.130.217.211
195.130.217.241
195.130.217.241
91.220.42.201
91.220.42.201
91.220.42.211
91.220.42.211
91.220.42.241
91.220.42.241
eu-smtp-inbound-2.mimecast.com
eu-smtp-inbound-1.mimecast.com
eu-smtp-inbound-2.mimecast.com
eu-smtp-inbound-1.mimecast.com
eu-smtp-inbound-1.mimecast.com
eu-smtp-inbound-2.mimecast.com
eu-smtp-inbound-2.mimecast.com
eu-smtp-inbound-1.mimecast.com
eu-smtp-inbound-1.mimecast.com
eu-smtp-inbound-2.mimecast.com
eu-smtp-inbound-1.mimecast.com
eu-smtp-inbound-2.mimecast.com
AS42427 Mimecast Services Limited
AS42427 Mimecast Services Limited
AS42427 Mimecast Services Limited
AS42427 Mimecast Services Limited
AS42427 Mimecast Services Limited
AS42427 Mimecast Services Limited
AS42427 Mimecast Services Limited
AS42427 Mimecast Services Limited
AS42427 Mimecast Services Limited
AS42427 Mimecast Services Limited
AS42427 Mimecast Services Limited
AS42427 Mimecast Services Limited
10 3600s eu-smtp-inbound-2.mimecast.com 195.130.217.201
195.130.217.201
195.130.217.211
195.130.217.211
195.130.217.241
195.130.217.241
91.220.42.201
91.220.42.201
91.220.42.211
91.220.42.211
91.220.42.241
91.220.42.241
eu-smtp-inbound-1.mimecast.com
eu-smtp-inbound-2.mimecast.com
eu-smtp-inbound-2.mimecast.com
eu-smtp-inbound-1.mimecast.com
eu-smtp-inbound-1.mimecast.com
eu-smtp-inbound-2.mimecast.com
eu-smtp-inbound-2.mimecast.com
eu-smtp-inbound-1.mimecast.com
eu-smtp-inbound-1.mimecast.com
eu-smtp-inbound-2.mimecast.com
eu-smtp-inbound-1.mimecast.com
eu-smtp-inbound-2.mimecast.com
AS42427 Mimecast Services Limited
AS42427 Mimecast Services Limited
AS42427 Mimecast Services Limited
AS42427 Mimecast Services Limited
AS42427 Mimecast Services Limited
AS42427 Mimecast Services Limited
AS42427 Mimecast Services Limited
AS42427 Mimecast Services Limited
AS42427 Mimecast Services Limited
AS42427 Mimecast Services Limited
AS42427 Mimecast Services Limited
AS42427 Mimecast Services Limited
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records3 records   201ms
TXT Record
0ed1fe018a6de1cbf40ea74b269e3653bddd1e3b94
MS=ms68305087
v=spf1 include:spf.protection.outlook.com include:eu._netblocks.mimecast.com -all
✉️ SPF
PolicyRecord (tesserogroup.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.com include:eu._netblocks.mimecast.com -all
📨 DMARC
PolicyRecord (_dmarc.tesserogroup.dk)
p=reject v=DMARC1; p=reject; rua=mailto:1c31c1f9bf9f725@rep.dmarcanalyzer.com; ruf=mailto:1c31c1f9bf9f725@for.dmarcanalyzer.com; fo=1;
📬 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)
🔐 DNSSEC76ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2412639200
Primary NS (MNAME)ivan.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
38ms
A
47ms
MX
49ms
AAAA
38ms
TXT
201ms
CAA
49ms
HTTPS
53ms
TLSA
219ms
SOA
0ms
MTA-STS
64ms
DNSSEC
76ms
SRV
71ms
Total
976ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 21:22:36 976ms 2 NS 1 A 2 MX 🔓 Insecure View
2026-08-20 15:42:53 7201ms 2 NS 1 A 2 MX 🔓 Insecure View
2026-08-19 15:10:02 2099ms 2 NS 1 A 2 MX 🔓 Insecure View
2026-08-18 15:03:49 1561ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-08-17 10:12:25 1423ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-08-16 00:35:07 5167ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-08-14 14:46:43 2702ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-08-12 22:06:38 1872ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-10 17:25:12 2018ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-08 08:53:13 859ms 1 NS 0 A 0 MX ❓ Unknown View
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