a2software.dk DNS records

🖥️ Nameservers2 records 66ms

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 61ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.20.205.76	21600s	linux398.unoeuro.com	AS48854	team.blue Denmark A/S	185.20.204.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 61ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	a2software-dk.mail.protection.outlook.com	2a01:111:f403:ca04::d 2a01:111:f403:ca09::6 2a01:111:f403:ca09::c 2a01:111:f403:ca09::e 52.101.68.16 52.101.68.8 52.101.73.2 52.101.73.4	mail-db6pr03cu00105.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-am0pr83cu00404.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	185.20.205.76

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records4 records 198ms

TXT Record
google-site-verification=1QDMOZPvIzT3QsXTzHJ3Qp__FgAHUuBYt0tMUPVixgo
mandrill_verify.44lcMrQH5MLLBivrY_J7-Q
MS=ms30525002
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (a2software.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.a2software.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)

🔐 DNSSEC181ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082401
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

66ms

A

61ms

MX

61ms

AAAA

59ms

TXT

198ms

CAA

63ms

HTTPS

57ms

TLSA

8126ms

SOA

0ms

MTA-STS

56ms

DNSSEC

181ms

SRV

8110ms

Total

16692ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-24 21:00:07	16692ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-24 21:26:34	1209ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-21 15:42:23	6964ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 08:05:59	1426ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 09:19:39	911ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 05:09:34	3891ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-19 08:36:07	3572ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 12:54:53	3620ms	2 NS 1 A 1 MX	🔒 Secure	View