instruments.dk DNS records

🖥️ Nameservers2 records 103ms

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 Records1 records 127ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.47.247.18	3600s	one.com.webforward.g1i.one	AS51468	One.com A/S	195.47.247.0/24	—	—

📧 MX Records1 records 149ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	instruments-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca09::5 2a01:111:f403:ca09::f 2a01:111:f403:ca3c::8 52.101.185.114 52.101.185.24 52.101.68.15 52.101.68.32	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-zrxpr05cu00100.inbound.protection.outlook.com mail-zrxpr04cu00102.inbound.protection.outlook.com mail-zrxpr07cu00100.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db3pr0202cu00200.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
🔶 Autoconfig	195.47.247.18

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 224ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records3 records 277ms

TXT Record
LcQD9vVwh0cJFqExAUbmzuH5P0HHymXlUyIhYuYkZ2APRE0xfB8wW46I/0CKyBcm5tkL2DLKNmEi2I3UhOldvQ==
MS=ms33413165
v=spf1 a mx ip4:212.97.132.190 ip4:213.83.147.18 ip4:213.83.147.23 ip4:195.41.53.78 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (instruments.dk)
-all (hard fail)	v=spf1 a mx ip4:212.97.132.190 ip4:213.83.147.18 ip4:213.83.147.23 ip4:195.41.53.78 include:spf.protection.outlook.com -all

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 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

🔗 TLSA / DANE

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

🔐 DNSSEC197ms

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

🏷️ SOA0ms

Field	Value
Serial	2026083001
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 — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

103ms

A

127ms

MX

149ms

AAAA

102ms

TXT

277ms

CAA

125ms

HTTPS

117ms

TLSA

426ms

SOA

0ms

MTA-STS

124ms

DNSSEC

197ms

SRV

224ms

Total

1471ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-05 07:12:16	1471ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 02:17:19	940ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-31 00:10:49	9129ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-23 19:11:46	4499ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-13 21:56:19	9152ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 17:31:39	1350ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-01 22:06:16	1412ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-29 16:45:03	1281ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 16:53:25	2465ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 15:19:39	288ms	0 NS 0 A 0 MX	❓ Unknown	View