ixpdata.dk DNS records

🖥️ Nameservers2 records 45ms

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 39ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.111.240.170	3600s	webcluster43.webpod11-cph3.one.com	AS51468	One.com A/S	77.111.240.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 54ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	ixpdata-dk.mail.protection.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca04::c 2a01:111:f403:ca09::2 2a01:111:f403:ca09::5 52.101.68.10 52.101.68.16 52.101.73.2 52.101.73.24	mail-db4pr02cu00307.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-as8pr05cu00300.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	77.111.240.170

🔷 AAAA Records (IPv6)1 records 69ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:102:8055:ddee:e79c:358e	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 164ms

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

📝 TXT Records2 records 293ms

TXT Record
ms=ms70691444
v=spf1 a include:spf.protection.outlook.com -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.ixpdata.dk)
p=none (monitor only)	v=DMARC1; p=none

📬 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)

🔐 DNSSEC89ms

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

🏷️ SOA81ms

Field	Value
Serial	2026060101
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

45ms

A

39ms

MX

54ms

AAAA

69ms

TXT

293ms

CAA

94ms

HTTPS

78ms

TLSA

1322ms

SOA

81ms

MTA-STS

82ms

DNSSEC

89ms

SRV

164ms

Total

1949ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-23 03:00:28	1482ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-17 23:05:03	5912ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 19:22:41	1410ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 03:17:56	817ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 16:50:44	1164ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 10:18:51	1331ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-19 23:19:54	1949ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 17:28:07	1057ms	2 NS 1 A 1 MX	🔒 Secure	View