flex-a.dk DNS records

🖥️ Nameservers4 records 37ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.bdm.microsoftonline.com	13.107.236.208 2603:1061:0:700::d0	ns1-208.azure-dns.com ns1-208.azure-dns.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns2.bdm.microsoftonline.com	150.171.21.208 2620:1ec:8ec:700::d0	ns2-208.azure-dns.net ns2-208.azure-dns.net	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns3.bdm.microsoftonline.com	204.14.183.208 2a01:111:4000:700::d0	ns3-208.azure-dns.org ns3-208.azure-dns.org	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns4.bdm.microsoftonline.com	208.84.5.208 2620:1ec:bda:700::d0	ns4-208.azure-dns.info ns4-208.azure-dns.info	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🌍 A Records1 records 38ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
79.125.22.245	3600s	ec2-79-125-22-245.eu-west-1.compute.amazonaws.com	AS16509	Amazon.com, Inc.	79.125.0.0/17	🇮🇪 Ireland	Dublin

📧 MX Records1 records 42ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	flexa-dk01b.mail.protection.outlook.com	2a01:111:f403:ca04::b 2a01:111:f403:ca09:: 2a01:111:f403:ca09::5 2a01:111:f403:ca09::a 52.101.68.5 52.101.73.1 52.101.73.19 52.101.73.2	mail-dbbpr03cu00103.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-as9pr07cu00302.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

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 66ms

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

📝 TXT Records3 records 179ms

TXT Record
\"v=spf1 include:spf.ubivox.com -all\"
mscid=go9w44f2zKKNAoD/j5InbvG/nMatZ92GEID6hf1xh8pSu4dL46nqP0fX8to+NwAkg1pRY6JlaRs6eqgj+wUNLQ==
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (flex-a.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)

🔐 DNSSEC84ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	1
Primary NS (MNAME)	ns1.bdm.microsoftonline.com
Responsible (RNAME)	azuredns-hostmaster@microsoft.com
Refresh	3600s
Retry	300s
Expire	2419200s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

37ms

A

38ms

MX

42ms

AAAA

39ms

TXT

179ms

CAA

52ms

HTTPS

42ms

TLSA

311ms

SOA

0ms

MTA-STS

65ms

DNSSEC

84ms

SRV

66ms

Total

872ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 21:49:13	872ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-28 11:28:31	1053ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-02 10:01:33	960ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-24 17:45:16	1813ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-24 05:34:07	1175ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-24 00:14:18	1278ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-23 00:12:13	922ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 17:43:28	1099ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 08:27:08	1141ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 12:45:46	653ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 10:03:28	852ms	4 NS 1 A 1 MX	🔓 Insecure	View