airtec.dk

📜 Historical scan 2026-09-25 10:45:58 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

airtec.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 1 May 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 193.32.65.33 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by airtec-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 40ms

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 38ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
193.32.65.33	3600s	www.resennet.dk	AS3292	TDC Holding A/S	193.32.65.0/24	🇩🇰 Denmark	—

📧 MX Records#

1 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	airtec-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca21::8 2a01:111:f403:ca21::a 2a01:111:f403:ca21::e 52.101.103.36 52.101.68.29 52.101.73.145 52.101.73.153	mail-db4pr02cu00204.inbound.protection.outlook.com mail-matpr04cu00100.inbound.protection.outlook.com mail-maspr04cu00102.inbound.protection.outlook.com mail-matpr04cu00306.inbound.protection.outlook.com mail-miypr05cu00104.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-am6pr02cu00301.inbound.protection.outlook.com mail-as8pr05cu00401.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#

2 records 78ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	remote.airtec.dk
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records#

1 records 148ms

TXT Record
v=spf1 ip4:91.232.124.246 ip4:92.43.176.4 include:_spf.resennet.dk ip4:188.228.95.172 include:spf.protection.outlook.com include:_spf.cloud.netip.dk include:6519210.spf02.hubspotemail.net include:spf.hostnordic.com -all

✉️ SPF#

Policy	Record (airtec.dk)
-all (hard fail)	v=spf1 ip4:91.232.124.246 ip4:92.43.176.4 include:_spf.resennet.dk ip4:188.228.95.172 include:spf.protection.outlook.com include:_spf.cloud.netip.dk include:6519210.spf02.hubspotemail.net include:spf.hostnordic.com -all

📨 DMARC#

Policy	Record (_dmarc.airtec.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc_agg@vali.email

📬 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 22:02:31

www	193.32.65.33 (AS3292) (address records, no CNAME)
www vs bare domain	Same network airtec.dk: 193.32.65.33 (AS3292) www.airtec.dk: 193.32.65.33 (AS3292)
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-airtec-dk._domainkey.airtecdk.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#

88ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2025090101
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 2026-10-05 12:06:07

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1997-05-01
Expires	2027-06-30 (255d)

📋 WHOIS#

⏱️ Lookup Timing#

40ms

38ms

44ms

AAAA

44ms

TXT

148ms

CAA

41ms

HTTPS

39ms

TLSA

371ms

SOA

0ms

MTA-STS

68ms

DNSSEC

88ms

SRV

78ms

Total

922ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-05 11:36:45	1329ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-25 10:45:58 shown	922ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 17:57:12	1356ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 13:21:17	733ms	2 NS 1 A 1 MX	🔒 Secure