airmaster.dk

Records from scan: 2026-10-02 22:38:00 · 660ms total · last checked 2026-10-19 12:52 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

airmaster.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.215.86.156 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by airmaster-dk.t-v1.mx.microsoft. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 30ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 28ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.215.86.156	600s	—	AS3292	TDC Holding A/S	195.215.0.0/16	🇩🇰 Denmark	Hvidovre

📧 MX Records#

1 records 40ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	airmaster-dk.t-v1.mx.microsoft	2a01:111:f403:c967::8 2a01:111:f403:ca09::28 2a01:111:f403:ca38::8 2a01:111:f403:ca48::8 52.101.68.10 52.101.68.15 52.101.91.162 52.101.91.21	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-wa4pr04cu00100.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-matpr04cu00302.inbound.protection.outlook.com mail-matpr05cu00105.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 → 52.98.154.152

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 70ms

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

📝 TXT Records#

8 records 166ms

TXT Record
_globalsign-domain-verification=9N_RSLGiu4lG7y8OVWwhqt55_QUv01owvJQ5Yd0ac7
_globalsign-domain-verification=mf38g6pg2v1bwZB2t2fXH4JuoYHEtD-lY4NGDB__0w
_globalsign-domain-verification=wV25mgAvaKqULzOQ80-VxG0XcEWkWp67hICcqAY1ek
apple-domain-verification=USQ3dYfmYfbQAFLH
google-site-verification=nOqtrsNYMA3MgqDYs25b3Uc7v0ZDSokWeA6XyqVGYXQ
mandrill_verify.kWTNH_qoROSYhTNjMOBacQ
MS=ms57235145
v=spf1 mx a include:spf.protection.outlook.com include:5503998.spf08.hubspotemail.net include:spf.jcdhotel.dk ip4:81.95.242.131 ip4:216.55.99.120 ip4:52.166.141.239 ip4:13.73.181.118 include:spf.mandrillapp.com include:sendgrid.net -all

✉️ SPF#

Policy	Record (airmaster.dk)
-all (hard fail)	v=spf1 mx a include:spf.protection.outlook.com include:5503998.spf08.hubspotemail.net include:spf.jcdhotel.dk ip4:81.95.242.131 ip4:216.55.99.120 ip4:52.166.141.239 ip4:13.73.181.118 include:spf.mandrillapp.com include:sendgrid.net -all

📨 DMARC#

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

checked 2026-10-09 01:44:46

www	195.215.86.156 (AS3292) (address records, no CNAME)
www vs bare domain	Same network airmaster.dk: 195.215.86.156 (AS3292) www.airmaster.dk: 195.215.86.156 (AS3292)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
s1	s1.domainkey.u52686095.wl096.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u52686095.wl096.sendgrid.net	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: 8/10 · policy: -all

warn 8 of the 10 allowed DNS lookups used: one more include can break SPF

🔗 TLSA / DANE#

4 records 70ms

Service / Owner	Type	Cert association
SMTP _25._tcp.airmaster-dk.t-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	C1AD7778796D20BCA65C889A26550211…
SMTP _25._tcp.airmaster-dk.t-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	EA7A25255D111FC3CE4CB8FABE3ADF9C…
SMTP _25._tcp.airmaster-dk.t-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	54883CC5F1849331E6BF5002C3129D20…
SMTP _25._tcp.airmaster-dk.t-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	803F7447CC75B208DBCA042346F5D8DF…

🔐 DNSSEC#

78ms

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

🏷️ SOA#

42ms

Field	Value
Serial	2026100201
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

30ms

28ms

40ms

AAAA

32ms

TXT

166ms

CAA

31ms

HTTPS

57ms

TLSA

70ms

SOA

42ms

MTA-STS

48ms

DNSSEC

78ms

SRV

70ms

Total

660ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-02 22:38:00 shown	660ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-29 22:23:15	613ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 13:06:16	2715ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-21 14:46:34	1355ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-03 18:36:24	950ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 12:05:18	694ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 12:14:00	701ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-08 16:01:21	5374ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-03 15:54:11	9277ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-27 17:04:20	1159ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-01 12:29:09	750ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 12:48:36	918ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-22 05:32:11	773ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 12:38:43	894ms	2 NS 1 A 1 MX	🔒 Secure