tenax.dk

📜 Historical scan 2026-08-27 17:31:20 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tenax.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 7 May 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 139.162.143.67 is hosted by Akamai Connected Cloud (AS63949) in Germany. Mail is handled by tenax-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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#

2 records 32ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 55ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
139.162.143.67	3600s	node4.ishost.dk	AS63949	Akamai Connected Cloud	139.162.0.0/16	🇩🇪 Germany	Frankfurt am Main

📧 MX Records#

1 records 42ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	tenax-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca09::2 2a01:111:f403:ca09::a 2a01:111:f403:ca48::c 52.101.209.153 52.101.68.10 52.101.73.19 52.101.73.4	mail-db7pr03cu00401.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-am0pr83cu00404.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.40

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 61ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	1	0	5061	sipfed.online.lync.com

📝 TXT Records#

8 records 151ms

TXT Record
_globalsign-domain-verification=6uxDxbrdOxTGPXnxCMMt3655emtmoyToIFLqX4mb3Q
_globalsign-domain-verification=BRixZaCCbZkSoaJCiFqBy0jvTkOElsttlfkpMXX70E
_globalsign-domain-verification=J4dqn_IkDdZUUVclODwsMuspYHbEV0ILEVIy8ebckX
_globalsign-domain-verification=wSYelziUrd6ejWZVoGDj1SxCug75mPrDQrDn-MYw17
_globalsign-domain-verification=XpDcld3uE2mtvH7oLuitL8U-CAfKhDj2u8y9ZLsIFk
apple-domain-verification=5ElyXSlTCwWxkZR1
MS=ms77130408
v=spf1 include:spf.protection.outlook.com ip4:212.130.93.107 ip4:87.48.139.246 ip4:212.130.93.191 ip4:139.162.143.67 ip4:185.235.208.64 ip4:212.10.106.134 ip4:109.71.59.66 ~all

✉️ SPF#

Policy	Record (tenax.dk)
~all (soft fail)	v=spf1 include:spf.protection.outlook.com ip4:212.130.93.107 ip4:87.48.139.246 ip4:212.130.93.191 ip4:139.162.143.67 ip4:185.235.208.64 ip4:212.10.106.134 ip4:109.71.59.66 ~all

📨 DMARC#

Policy	Record (_dmarc.tenax.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:2c6423c6@in.mailhardener.com

📬 MTA-STS#

276ms

Check	Result
Status	🔒 Enforce
TXT record (_mta-sts)	✓ Found
HTTPS policy	✓ Valid
Mode	enforce
Policy ID	20190601000000Z
max_age	1209600s
Policy MX	tenax-dk.mail.protection.outlook.com

📈 TLSRPT#

Status	Report address (rua)
✓ Enabled	mailto:2c6423c6@in.mailhardener.com

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-09 23:07:46

www	139.162.143.67 (AS63949) (address records, no CNAME)
www vs bare domain	Same network tenax.dk: 139.162.143.67 (AS63949) www.tenax.dk: 139.162.143.67 (AS63949)
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-tenax-dk._domainkey.tenaxsild.onmicrosoft.com	RSA · ~1024 bit below 2048 bit
selector2	selector2-tenax-dk._domainkey.tenaxsild.onmicrosoft.com	RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

106ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

0ms

Field	Value
Serial	2026061706
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-15 13:23:32

Field	Value
Registrar	CURANET A/S
Registered	2001-05-07
Expires	2030-06-30 (1352d)

🔗 Same registrant#

3 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
fiskemandens.dk	WEBBUREAUET INFOSERV ApS
julesild.dk	Punktum dk A/S (direct)
snackafish.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

32ms

55ms

42ms

AAAA

49ms

TXT

151ms

CAA

42ms

HTTPS

55ms

TLSA

179ms

SOA

0ms

MTA-STS

276ms

DNSSEC

106ms

SRV

61ms

Total

1003ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-29 19:58:19	743ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 17:31:20 shown	1003ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-27 05:17:18	1960ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 06:47:35	987ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 00:03:13	1722ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 02:56:14	1667ms	2 NS 1 A 1 MX	🔒 Secure