toubro-nielsen.dk
Last scanned: 2026-08-28 05:26:32  ·  668ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   40ms
NameserverIP addressesPTRASN / ISP
ns1.desec.io 2607:f740:e633:deec::2
45.54.76.1		 ns1.desec.io
ns1.desec.io		 AS63911 NetActuate, Inc
AS63911 NetActuate, Inc
ns2.desec.org 157.53.224.1
2607:f740:e00a:deec::2		 ns2.desec.org
ns2.desec.org		 AS36217 NetActuate, Inc
AS36217 NetActuate, Inc
🌍 A Records
🌍
No A records found
📧 MX Records1 records   33ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s mail.tutanota.de 185.205.69.211
185.205.69.213
185.205.69.214		 mail.w11.tutanota.de
mail.w13.tutanota.de
mail.w14.tutanota.de		 AS210909 Tutao GmbH
AS210909 Tutao GmbH
AS210909 Tutao GmbH
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   195ms
TXT Record
t-verify=e01d2f899978e59005268b876fdd2504
v=spf1 include:spf.tutanota.de -all
✉️ SPF
PolicyRecord (toubro-nielsen.dk)
-all (hard fail) v=spf1 include:spf.tutanota.de -all
📨 DMARC
PolicyRecord (_dmarc.toubro-nielsen.dk)
p=quarantine v=DMARC1; p=quarantine; adkim=s
📬 MTA-STS290ms
CheckResult
Status🔒 Enforce
TXT record (_mta-sts)✓ Found
HTTPS policy✓ Valid
Modeenforce
Policy ID20190723
max_age86400s
Policy MXmail.tutanota.de
📈 TLSRPT
✗ No TLSRPT record — no SMTP TLS failure reporting
📜 CAA Records
✗ No CAA records — any CA may issue certificates
🔗 TLSA / DANE1 records   102ms
Service / OwnerTypeCert association
SMTP _25._tcp.mail.tutanota.de DANE-EE · Full cert · SHA-256 D141F8F3A4AAC2E4D2677AAFCC723D8E…
🔐 DNSSEC120ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2025014259
Primary NS (MNAME)get.desec.io
Responsible (RNAME)get@desec.io
Refresh86400s
Retry3600s
Expire2419200s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
40ms
A
43ms
MX
33ms
AAAA
36ms
TXT
195ms
CAA
40ms
HTTPS
37ms
TLSA
102ms
SOA
0ms
MTA-STS
290ms
DNSSEC
120ms
SRV
58ms
Total
668ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 05:26:32 668ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-08-20 22:17:47 1359ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-08-14 08:12:31 9898ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-08-12 03:42:10 9889ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-08-03 19:18:49 1528ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-07-24 14:06:23 9755ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-07-16 19:31:20 1052ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-07-14 11:24:41 994ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-07-03 11:15:47 9692ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-06-27 01:12:43 781ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-06-25 15:21:59 706ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-06-20 18:17:07 1202ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-06-20 08:57:20 689ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-06-18 07:19:59 1086ms 2 NS 0 A 1 MX 🔓 Insecure View
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