firma360.dk DNS records

🖥️ Nameservers4 records 44ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records1 records 35ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
76.76.21.21	3600s	—	AS16509	Amazon.com, Inc.	76.76.21.0/24	🇺🇸 United States	Walnut

📧 MX Records1 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	firma360-dk.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca09::8 2a01:111:f403:ca09::a 2a01:111:f403:ca09::d 52.101.68.10 52.101.68.32 52.101.68.36 52.101.73.15	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-am9pr04cu00107.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 → 40.104.116.8
🔶 Autoconfig	maildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 57ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	maildiscover.simply.com

📝 TXT Records5 records 157ms

TXT Record
asv=72092ef9af1d2741db37f61190d83c13
facebook-domain-verification=uinpn3dckuhdkn0rx90vdpi69bbmn1
google-site-verification=Un83rkXBSFOxulOxPzqCU_dOnwUX8JqO88fA0XhCd3k
MS=ms52697364
v=spf1 include:spf.protection.outlook.com include:7035819.spf08.hubspotemail.net include:amazonses.com -all

✉️ SPF

Policy	Record (firma360.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:7035819.spf08.hubspotemail.net include:amazonses.com -all

📨 DMARC

Policy	Record (_dmarc.firma360.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com;

📬 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)

🔐 DNSSEC76ms

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

🏷️ SOA0ms

Field	Value
Serial	2026052902
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

44ms

A

35ms

MX

34ms

AAAA

47ms

TXT

157ms

CAA

53ms

HTTPS

36ms

TLSA

321ms

SOA

0ms

MTA-STS

54ms

DNSSEC

76ms

SRV

57ms

Total

1081ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 10:54:30	1081ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 00:13:30	1248ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 23:11:52	879ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 18:13:00	1461ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 10:15:14	1132ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 10:07:33	1266ms	4 NS 1 A 1 MX	🔒 Secure	View