tesanet.dk

📜 Historical scan 2026-06-17 15:09:35 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tesanet.dk is a .dk domain served by 4 nameservers (ns1.netnames.net, ns2.netnames.net, ns5.netnames.net and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 188.94.26.102 is hosted by NMMN GmbH (AS20694) in Germany. Mail is handled by mail1.beiersdorf.com, mail2.beiersdorf.com. The zone is of unknown DNSSEC status, 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#

4 records 167ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.netnames.net	156.154.130.100 2610:a1:1022::100	ns3.ascio.net ns.domainnetwork.se	AS12008 Vercara, LLC AS12008 Vercara, LLC
ns2.netnames.net	156.154.131.100 2610:a1:1023::100	pdns2.cscdns.net ns4.ascio.net	AS12008 Vercara, LLC AS12008 Vercara, LLC
ns5.netnames.net	156.154.130.100 2610:a1:1022::100	ns3.ascio.net ns.domainnetwork.se	AS12008 Vercara, LLC AS12008 Vercara, LLC
ns6.netnames.net	156.154.131.100 2610:a1:1023::100	pdns2.cscdns.net ns4.ascio.net	AS12008 Vercara, LLC AS12008 Vercara, LLC

🌍 A Records#

1 records 146ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
188.94.26.102	—	tesa-elastic02.nmmn.com	AS20694	NMMN GmbH	188.94.24.0/21	🇩🇪 Germany	Neu Wulmstorf

📧 MX Records#

2 records 159ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mail1.beiersdorf.com	—	—	—
50	—	mail2.beiersdorf.com	—	—	—

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 282ms

TXT Record
v=spf1 -all

✉️ SPF#

Policy	Record (tesanet.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC#

Policy	Record (_dmarc.tesanet.dk)
p=reject	v=DMARC1; p=reject; fo=1; rua=mailto:beiersdorf@rua.agari.com; ruf=mailto:beiersdorf@ruf.agari.com

📬 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 2026-10-10 18:49:10

www	188.94.26.102 (AS20694) (address records, no CNAME)
www vs bare domain	Same network tesanet.dk: 188.94.26.102 (AS20694) www.tesanet.dk: 188.94.26.102 (AS20694)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

175ms

Check	Result
Validation Status	❓ Unknown
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	ds=0 dnskey=0

🏷️ SOA#

154ms

Field	Value
Serial	2018082003
Primary NS (MNAME)	ns1.netnames.net
Responsible (RNAME)	hostmaster@cscdns.net
Refresh	10800s
Retry	1800s
Expire	3600000s
Minimum (neg-cache TTL)	21600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

167ms

146ms

159ms

AAAA

152ms

TXT

282ms

CAA

154ms

HTTPS

141ms

TLSA

68ms

SOA

154ms

MTA-STS

122ms

DNSSEC

175ms

SRV

0ms

Total

729ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 01:24:06	701ms	4 NS 1 A 2 MX	🔓 Insecure
2026-09-26 14:16:00	9564ms	4 NS 1 A 2 MX	🔓 Insecure
2026-09-09 19:58:54	1000ms	4 NS 1 A 2 MX	🔓 Insecure
2026-08-26 18:25:13	1000ms	4 NS 1 A 2 MX	🔓 Insecure
2026-06-20 03:46:45	747ms	4 NS 1 A 2 MX	🔓 Insecure
2026-06-17 15:09:35 shown	729ms	4 NS 1 A 2 MX	❓ Unknown