firstsensor.dk

📜 Historical scan 2026-09-25 03:25:17 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

firstsensor.dk is a .dk domain served by 4 nameservers (ns01m.tycoelectronics.com, ns02m.tycoelectronics.com, ns03m.tycoelectronics.com and 1 more). It was registered on 9 December 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 198.175.155.8 is hosted by TE Connectivity Corporation (AS3585) in United States. The zone is not DNSSEC-signed, 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 296ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01m.tycoelectronics.com	198.175.154.98	ns01m.tycoelectronics.com	AS3585 TE Connectivity Corporation
ns02m.tycoelectronics.com	192.46.174.98	ns02m.tycoelectronics.com	AS3585 TE Connectivity Corporation
ns03m.tycoelectronics.com	198.175.152.25	ns03m.tycoelectronics.com	AS3585 TE Connectivity Corporation
ns04m.tycoelectronics.com	198.175.151.25	ns04m.tycoelectronics.com	AS3585 TE Connectivity Corporation

🌍 A Records#

1 records 133ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
198.175.155.8	3600s	—	AS3585	TE Connectivity Corporation	198.175.152.0/22	🇺🇸 United States	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 268ms

TXT Record
v=spf1 -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.firstsensor.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:52d1bf7cee2d365@rep.dmarcanalyzer.com; ruf=mailto:52d1bf7cee2d365@for.dmarcanalyzer.com; fo=1;

📬 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 14:13:55

www	198.175.155.8 (AS3585) (address records, no CNAME)
www vs bare domain	Same network firstsensor.dk: 198.175.155.8 (AS3585) www.firstsensor.dk: 198.175.155.8 (AS3585)
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#

9076ms

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	796584101
Primary NS (MNAME)	ns01m.tycoelectronics.com
Responsible (RNAME)	domainowner@te.com
Refresh	1200s
Retry	180s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-13 17:17:11

Field	Value
Registrar	CSC Digital Brand Service, Inc
Registered	2015-12-09
Expires	2026-12-31 (70d)

🔗 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
first-sensor.dk	CSC Digital Brand Service, Inc

📋 WHOIS#

⏱️ Lookup Timing#

296ms

133ms

58ms

AAAA

296ms

TXT

268ms

CAA

132ms

HTTPS

144ms

TLSA

351ms

SOA

0ms

MTA-STS

171ms

DNSSEC

9076ms

SRV

171ms

Total

11377ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-21 14:13:55	3469ms	4 NS 1 A 0 MX	🔓 Insecure
2026-10-08 20:03:58	1215ms	4 NS 1 A 0 MX	🔓 Insecure
2026-09-25 03:25:17 shown	11377ms	4 NS 1 A 0 MX	🔓 Insecure
2026-09-12 17:34:16	12179ms	4 NS 1 A 0 MX	🔓 Insecure
2026-06-17 10:11:13	2327ms	4 NS 1 A 0 MX	🔓 Insecure
2026-06-17 10:02:49	5567ms	4 NS 1 A 0 MX	🔓 Insecure