tamtron.dk

📜 Historical scan 2026-09-11 11:27:00 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tamtron.dk is a .dk domain served by 3 nameservers (ns-137-b.gandi.net, ns-158-a.gandi.net, ns-193-c.gandi.net). It was registered on 1 April 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 135.181.126.134 is hosted by Hetzner Online GmbH (AS24940) in Finland. Mail is handled by tamtron-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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#

3 records 47ms

Nameserver	IP addresses	PTR	ASN / ISP
ns-137-b.gandi.net	2001:4b98:aaab::8a 213.167.230.138	ns-137-b.gandi.net ns-137-b.gandi.net	AS209453 GANDI SAS AS209453 GANDI SAS
ns-158-a.gandi.net	173.246.100.159 2001:4b98:aaaa::9f	ns-158-a.gandi.net ns-158-a.gandi.net	AS209453 GANDI SAS AS209453 GANDI SAS
ns-193-c.gandi.net	217.70.187.194 2604:3400:aaac::c2	ns-193-c.gandi.net ns-193-c.gandi.net	AS209453 GANDI SAS AS209453 GANDI SAS

🌍 A Records#

2 records 35ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
135.181.126.134	10800s	host-135-181-126-134.seravo.net	AS24940	Hetzner Online GmbH	135.181.0.0/16	🇫🇮 Finland	Helsinki
95.216.30.3	10800s	host-95-216-30-3.seravo.net	AS24940	Hetzner Online GmbH	95.216.0.0/15	🇫🇮 Finland	Helsinki

📧 MX Records#

1 records 36ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	tamtron-dk.mail.protection.outlook.com	2a01:111:f403:c967::a 2a01:111:f403:ca04::b 2a01:111:f403:ca09::a 2a01:111:f403:ca38::8 52.101.103.140 52.101.68.21 52.101.68.27 52.101.91.153	mail-cpjpr05cu00102.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-wa4pr04cu00100.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-matpr04cu00101.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 → 40.104.116.8
🔶 Autoconfig	fi-e.seravo.com → 135.181.126.134

🔷 AAAA Records (IPv6)#

2 records 43ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:4f9:fff1:42::2	10800s	host-95-216-30-3.seravo.net	AS24940	Hetzner Online GmbH	2a01:4f8:0:0:0:0:0:0/31	🇩🇪 Germany	—
2a01:4f9:fff1:43::2	10800s	host-135-181-126-134.seravo.net	AS24940	Hetzner Online GmbH	2a01:4f8:0:0:0:0:0:0/31	🇩🇪 Germany	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 102ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 1412ms

TXT Record
MS=ms45483020
v=spf1 ip4:194.137.111.66 ip4:194.137.111.73 ip4:194.137.111.67 include:spf.protection.outlook.com include:4137920.spf03.hubspotemail.net include:sendgrid.net include:8915547.spf04.hubspotemail.net -all

✉️ SPF#

Policy	Record (tamtron.dk)
-all (hard fail)	v=spf1 ip4:194.137.111.66 ip4:194.137.111.73 ip4:194.137.111.67 include:spf.protection.outlook.com include:4137920.spf03.hubspotemail.net include:sendgrid.net include:8915547.spf04.hubspotemail.net -all

📨 DMARC#

Policy	Record (_dmarc.tamtron.dk)
p=quarantine	v=DMARC1; p=quarantine;

📬 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 2026-10-21 04:12:25

www CNAME	fi-e.seravo.com (all on seravo.com) → 135.181.126.134 95.216.30.3 2a01:4f9:fff1:42::2 2a01:4f9:fff1:43::2 (AS24940)
www vs bare domain	Same network tamtron.dk: 135.181.126.134 95.216.30.3 2a01:4f9:fff1:42::2 2a01:4f9:fff1:43::2 (AS24940) www.tamtron.dk: 135.181.126.134 95.216.30.3 2a01:4f9:fff1:42::2 2a01:4f9:fff1:43::2 (AS24940)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.tamtron.dk	b1bc416b29645c5331eba21f97d8891e_tamtrondk.v1.seravocerts.com

🔗 TLSA / DANE#

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

🔐 DNSSEC#

113ms

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

🏷️ SOA#

0ms

Field	Value
Serial	1788998400
Primary NS (MNAME)	ns1.gandi.net
Responsible (RNAME)	hostmaster@gandi.net
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	10800s

📋 Registration#

WHOIS fetched 2026-10-17 15:23:36

Field	Value
Registrar	GANDI SAS
Registered	2022-04-01
Expires	2027-03-31 (160d)

🔗 Same registrant#

1 domain

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
vaegte.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

47ms

35ms

36ms

AAAA

43ms

TXT

1412ms

CAA

40ms

HTTPS

34ms

TLSA

680ms

SOA

0ms

MTA-STS

109ms

DNSSEC

113ms

SRV

102ms

Total

3837ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-21 04:12:25	2844ms	3 NS 2 A 1 MX	🔓 Insecure
2026-10-18 15:58:03	4952ms	3 NS 2 A 1 MX	🔓 Insecure
2026-10-17 14:59:35	5469ms	3 NS 2 A 1 MX	🔓 Insecure
2026-10-15 11:02:20	3651ms	3 NS 2 A 1 MX	🔓 Insecure
2026-10-09 00:04:49	1569ms	3 NS 2 A 1 MX	🔓 Insecure
2026-10-01 20:03:24	1326ms	3 NS 2 A 1 MX	🔓 Insecure
2026-09-30 19:55:19	1896ms	3 NS 2 A 1 MX	🔓 Insecure
2026-09-24 20:23:24	1724ms	3 NS 2 A 1 MX	🔓 Insecure
2026-09-22 13:31:53	2786ms	3 NS 2 A 1 MX	🔓 Insecure
2026-09-11 11:27:00 shown	3837ms	3 NS 2 A 1 MX	🔓 Insecure
2026-09-04 05:35:44	1918ms	3 NS 2 A 1 MX	🔓 Insecure
2026-08-30 13:17:00	3807ms	3 NS 2 A 1 MX	🔓 Insecure
2026-08-27 16:13:47	2784ms	3 NS 2 A 1 MX	🔓 Insecure
2026-08-20 15:47:18	1983ms	3 NS 2 A 1 MX	🔓 Insecure
2026-08-13 22:02:31	1752ms	3 NS 2 A 1 MX	🔓 Insecure
2026-08-09 03:48:23	3863ms	3 NS 2 A 1 MX	🔓 Insecure
2026-08-02 22:21:53	2205ms	3 NS 2 A 1 MX	🔓 Insecure
2026-07-23 05:37:54	4707ms	3 NS 2 A 1 MX	🔓 Insecure
2026-07-17 13:17:19	2407ms	3 NS 2 A 1 MX	🔓 Insecure
2026-07-09 04:23:32	2961ms	3 NS 2 A 1 MX	🔓 Insecure
2026-07-03 19:42:05	11707ms	3 NS 2 A 1 MX	🔓 Insecure
2026-07-01 20:11:48	2736ms	3 NS 2 A 1 MX	🔓 Insecure
2026-06-25 08:49:57	3182ms	3 NS 2 A 1 MX	🔓 Insecure
2026-06-25 06:17:20	1660ms	3 NS 2 A 1 MX	🔓 Insecure
2026-06-17 23:30:45	3618ms	3 NS 2 A 1 MX	⚠️ Bogus