trelectronic.dk

📜 Historical scan 2026-08-24 20:14:22 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

trelectronic.dk is a .dk domain served by 2 nameservers (ns25.domaincontrol.com, ns26.domaincontrol.com). It was registered on 5 February 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 37.123.152.202 is hosted by Bahnhof AB (AS8473) in Sweden. Mail is handled by trelectronic-dk.mail.protection.outlook.com. 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#

2 records 49ms

Nameserver	IP addresses	PTR	ASN / ISP
ns25.domaincontrol.com	2603:5:2161::d 97.74.102.13	ns25.domaincontrol.com ns25.domaincontrol.com	AS44273 Host Europe GmbH AS44273 Host Europe GmbH
ns26.domaincontrol.com	173.201.70.13 2603:5:2261::d	ns26.domaincontrol.com ns26.domaincontrol.com	AS44273 Host Europe GmbH AS44273 Host Europe GmbH

🌍 A Records#

1 records 51ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
37.123.152.202	600s	h-37-123-152-202.A175.corp.bahnhof.se	AS8473	Bahnhof AB	37.123.152.0/23	🇸🇪 Sweden	Örebro

📧 MX Records#

1 records 53ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	trelectronic-dk.mail.protection.outlook.com	2a01:111:f403:ca09::3 2a01:111:f403:ca09::4 2a01:111:f403:ca09::6 2a01:111:f403:ca09::d 52.101.68.25 52.101.68.32 52.101.73.16 52.101.73.19	mail-am6pr04cu00303.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-as8pr04cu00803.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 → 40.104.116.56
🔶 Autoconfig	37.123.152.202

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 125ms

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

📝 TXT Records#

2 records 323ms

TXT Record
MS=ms54767545
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (trelectronic.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.trelectronic.dk)
p=none (monitor only)	v=DMARC1; p=none; pct=100; rua=mailto:web@trelectronic.dk; ruf=mailto:web@trelectronic.dk

📬 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 2026-10-14 17:29:23

www	37.123.152.202 (AS8473) (address records, no CNAME)
www vs bare domain	Same network trelectronic.dk: 37.123.152.202 (AS8473) www.trelectronic.dk: 37.123.152.202 (AS8473)
Wildcard	Yes: any name under the zone resolves

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-trelectronic-dk._domainkey.trelectronicse.d-v1.dkim.mail.microsoft	RSA · ~2048 bit
selector2	selector2-trelectronic-dk._domainkey.trelectronicse.d-v1.dkim.mail.microsoft	RSA · ~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#

136ms

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	2026082402
Primary NS (MNAME)	ns25.domaincontrol.com
Responsible (RNAME)	dns@jomax.net
Refresh	28800s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-11 21:31:53

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2018-02-05
Expires	2028-02-29 (496d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

49ms

51ms

53ms

AAAA

63ms

TXT

323ms

CAA

54ms

HTTPS

62ms

TLSA

2536ms

SOA

0ms

MTA-STS

47ms

DNSSEC

136ms

SRV

125ms

Total

3408ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-25 23:01:46	1729ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-24 20:14:22 shown	3408ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-24 17:54:01	2330ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-17 14:43:20	1623ms	2 NS 1 A 1 MX	🔓 Insecure