arrango.dk DNS records

🖥️ Nameservers2 records 136ms

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

🌍

No A records found

📧 MX Records2 records 73ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	arrango-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca09::2 2a01:111:f403:ca09::20 2a01:111:f403:ca09::6 52.101.68.12 52.101.73.11 52.101.73.19 52.101.73.26	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-as9pr05cu01302.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
100	600s	ms70933573.msv1.invalid	—	—	—

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.8

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 175ms

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

📝 TXT Records2 records 347ms

TXT Record
MS=ms70933573
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (arrango.dk)
-all (hard fail)	v=spf1 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)

🔐 DNSSEC273ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	2026082901
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

136ms

A

144ms

MX

73ms

AAAA

135ms

TXT

347ms

CAA

106ms

HTTPS

94ms

TLSA

962ms

SOA

0ms

MTA-STS

159ms

DNSSEC

273ms

SRV

175ms

Total

3057ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 11:27:39	3057ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-07-30 12:41:06	10398ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-07-15 20:12:56	6178ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-07-03 09:02:15	1130ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-06-28 09:02:12	831ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-06-24 23:33:20	1841ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-06-24 01:38:11	1244ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-06-20 17:36:20	2215ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-06-16 13:41:26	2696ms	2 NS 0 A 2 MX	🔒 Secure	View