a2consulting.dk DNS records

🖥️ Nameservers2 records 67ms

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 47ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.47.247.18	600s	one.com.webforward.g1i.one	AS51468	One.com A/S	195.47.247.0/24	—	—

📧 MX Records1 records 58ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	43200s	a2consulting-dk.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca04::d 2a01:111:f403:ca09::e 2a01:111:f403:ca38::8 52.101.73.11 52.101.73.126 52.101.73.19 52.101.73.30	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-wa4pr04cu00100.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-am7pr05cu00306.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 → 40.104.116.24

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 81ms

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

📝 TXT Records2 records 178ms

TXT Record
MS=ms70842915
v=spf1 include:outlook.com ~all

✉️ SPF

Policy	Record (a2consulting.dk)
~all (soft fail)	v=spf1 include: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)

🔐 DNSSEC121ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081201
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

67ms

A

47ms

MX

58ms

AAAA

63ms

TXT

178ms

CAA

57ms

HTTPS

52ms

TLSA

600ms

SOA

0ms

MTA-STS

84ms

DNSSEC

121ms

SRV

81ms

Total

1307ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 15:15:39	1307ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-25 14:20:45	1185ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-25 09:43:40	1032ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-13 08:24:57	5496ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-19 15:14:38	1124ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-14 16:06:22	1118ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-06 22:24:12	1671ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 23:58:58	837ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-19 23:07:11	609ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 12:37:04	911ms	2 NS 1 A 1 MX	🔒 Secure	View