tessora.dk DNS records

🖥️ Nameservers5 records 88ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.gransy.com	2001:19f0:5001:1caf:5400:1ff:fec5:8d50 45.76.90.43 77.78.104.149 95.179.136.180	— 45.76.90.43.vultrusercontent.com ns.gransy.com 95.179.136.180.vultrusercontent.com	AS20473 The Constant Company, LLC AS20473 The Constant Company, LLC AS15685 CASABLANCA INT a.s. AS20473 The Constant Company, LLC
ns2.gransy.com	2001:19f0:6801:474:5400:1ff:fec5:8efb 2001:19f0:7401:81e0:5400:1ff:fec5:8ef6 217.16.185.221 217.69.4.49 95.179.192.121	— — ns2.gransy.com 217.69.4.49.vultrusercontent.com 95.179.192.121.vultrusercontent.com	AS20473 The Constant Company, LLC AS20473 The Constant Company, LLC AS43541 VSHosting s.r.o. AS20473 The Constant Company, LLC AS20473 The Constant Company, LLC
ns3.gransy.com	109.74.7.71 2a02:750:7::2e7 2a02:750:8::32 46.21.100.103 77.78.126.35	109-74-7-71-static.glesys.net 2a02-750-7--2e7-static.glesys.net 2a02-750-8--32-static.glesys.net 46-21-100-103-static.glesys.net —	AS42708 Glesys AB AS42708 Glesys AB AS42708 Glesys AB AS42708 Glesys AB AS15685 CASABLANCA INT a.s.
ns4.gransy.com	2001:19f0:5401:69b:5400:1ff:fec5:8f3f 2a00:1a28:2010:1::89 66.42.94.136 80.67.7.209	— 2a00-1a28-2010-1--89-static.glesys.net 66.42.94.136.vultrusercontent.com 80-67-7-209-static.glesys.net	AS20473 The Constant Company, LLC AS42708 Glesys AB AS20473 The Constant Company, LLC AS42708 Glesys AB
ns5.gransy.com	2a02:750:5::538 31.192.227.223	2a02-750-5--538-static.glesys.net 31-192-227-223-static.glesys.net	AS42708 Glesys AB AS42708 Glesys AB

🌍 A Records1 records 96ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.78.104.3	900s	yurika.gransy.com	AS15685	CASABLANCA INT a.s.	77.78.96.0/20	🇨🇿 Czechia	—

📧 MX Records1 records 89ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	900s	mail.tessora.dk	185.28.193.11 185.28.193.23 185.28.193.36 185.28.193.37 185.28.193.5 2001:1528:137::f1 82.208.29.194	mail.gransy.cz mail.gransy.cz mail.gransy.cz mail.gransy.cz mail.gransy.cz mail.gransy.com mail.gransy.cz	AS60592 Gransy s.r.o. AS60592 Gransy s.r.o. AS60592 Gransy s.r.o. AS60592 Gransy s.r.o. AS60592 Gransy s.r.o. AS15685 CASABLANCA INT a.s. AS15685 CASABLANCA INT a.s.

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	tessora.dk → 77.78.104.3
🔶 Autoconfig	tessora.dk → 77.78.104.3

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 669ms

TXT Record
v=spf1 a mx include:gransy.com

✉️ SPF

Policy	Record (tessora.dk)
no all — incomplete SPF	v=spf1 a mx include:gransy.com

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 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

🔏 ACME Challenge

Type	Name	Value
CNAME	_acme-challenge.tessora.dk	tessora.dk

🔗 TLSA / DANE

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

🔐 DNSSEC9075ms

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

🏷️ SOA0ms

Field	Value
Serial	2781696016
Primary NS (MNAME)	ns.gransy.com
Responsible (RNAME)	root@gransy.com
Refresh	86400s
Retry	900s
Expire	1209600s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

88ms

A

96ms

MX

89ms

AAAA

225ms

TXT

669ms

CAA

135ms

HTTPS

136ms

TLSA

290ms

SOA

0ms

MTA-STS

821ms

DNSSEC

9075ms

SRV

1190ms

Total

13964ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 02:51:25	13964ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-06-27 22:10:25	2475ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-06-20 01:22:06	2682ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-06-19 05:28:37	3129ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-06-18 08:36:19	3960ms	5 NS 1 A 1 MX	🔓 Insecure	View