semitech.dk

📜 Historical scan 2026-08-07 06:31:36 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

semitech.dk is a .dk domain served by 2 nameservers (ns1.123hotel.dk, ns2.123hotel.dk). It was registered on 15 August 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.57.105.46 is hosted by Ansluten Hosting i Sverige AB (AS201983) in Sweden. Mail is handled by semitech-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 47ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.123hotel.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
ns2.123hotel.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 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.57.105.46	3600s	—	AS201983	Ansluten Hosting i Sverige AB	185.57.104.0/22	🇸🇪 Sweden	Karlshamn

📧 MX Records#

1 records 49ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	semitech-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::5 2a01:111:f403:ca04::9 2a01:111:f403:ca09::e 52.101.68.12 52.101.68.25 52.101.73.16 52.101.73.28	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am7pr05cu00204.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 → 40.104.116.24

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 79ms

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

📝 TXT Records#

3 records 154ms

TXT Record
MS=ms38518538
google-site-verification=nFy-PyCDPxwg-UlRjrvWfy89mNJEyn6XC5pH3-rkfdU
v=spf1 ip4:217.74.215.46 ip4:86.58.128.210 include:spf.protection.outlook.com include:spf.wannafind.dk include:_spf.neewsletter.com include:spf.budgethost.io -all

✉️ SPF#

Policy	Record (semitech.dk)
-all (hard fail)	v=spf1 ip4:217.74.215.46 ip4:86.58.128.210 include:spf.protection.outlook.com include:spf.wannafind.dk include:_spf.neewsletter.com include:spf.budgethost.io -all

📨 DMARC#

Policy	Record (_dmarc.semitech.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=r; aspf=r; fo=1; rf=afrf; rua=mailto:dmarc@venit.dk; ruf=mailto:dmarc@venit.dk; pct=100; ri=86400

📬 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 2026-10-09 13:05:25

www	185.57.105.46 (AS201983) (address records, no CNAME)
www vs bare domain	Same network semitech.dk: 185.57.105.46 (AS201983) www.semitech.dk: 185.57.105.46 (AS201983)
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#

1 found

Selector	CNAME	Key
selector1	selector1-semitech-dk._domainkey.semitechas.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: 9/10 · policy: -all

warn 9 of the 10 allowed DNS lookups used: one more include can break SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

90ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026080501
Primary NS (MNAME)	ns1.123hotel.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-09 14:13:30

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1998-08-15
Expires	2027-09-30 (337d)

📋 WHOIS#

⏱️ Lookup Timing#

47ms

40ms

49ms

AAAA

46ms

TXT

154ms

CAA

62ms

HTTPS

47ms

TLSA

420ms

SOA

0ms

MTA-STS

64ms

DNSSEC

90ms

SRV

79ms

Total

1572ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 13:05:25	1210ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-28 05:28:12	1315ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-15 16:10:13	681ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-07 06:31:36 shown	1572ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-04 09:28:46	1248ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 13:44:33	4029ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 22:31:08	1089ms	2 NS 1 A 1 MX	🔒 Secure