flexdanmark.dk DNS records

🖥️ Nameservers4 records 76ms

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 58ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
91.221.143.80	3600s	—	AS59700	Nordjyllands Trafikselskab I/S	91.221.142.0/23	🇩🇰 Denmark	—

📧 MX Records1 records 62ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	frontmta.hostedsepo.dk	92.43.124.44	—	AS44398 Itm8 A/S

📧 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 Records2 records 82ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	0	443	mail.flexdanmark.dk
_sipfederationtls._tcp	10	1	5061	sipfed.online.lync.com

📝 TXT Records6 records 163ms

TXT Record
f77wzslf96l6dnyqs5k9hrgk2wdkv0wq
google-site-verification=Tg2J_ujSt-lm5d2Alb80p--NmY5SYve3-ZEeQfGIp8s
MS=ms42642006
openai-domain-verification=dv-hRBpynfT0TaFjZzdnytc4SvW
status-page-domain-verification=snp3w957wv90
v=spf1 mx a include:o._spf.hostedsepo.dk ip4:91.221.142.0/23 include:stspg-customer.com include:_spf.psm.knowbe4.com include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (flexdanmark.dk)
-all (hard fail)	v=spf1 mx a include:o._spf.hostedsepo.dk ip4:91.221.142.0/23 include:stspg-customer.com include:_spf.psm.knowbe4.com include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.flexdanmark.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:incidents@flexdanmark.dk

📬 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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.flexdanmark.dk	1plS6LGuj3tm-cuDM1zfVii8RTHEhniXOR90pTXeR2w
TXT	_acme-challenge.flexdanmark.dk	eOHVOqEDj7FlL0IbigE70v-6PcTGciptCZhUdgEaVu0

🔗 TLSA / DANE2 records 64ms

Service / Owner	Type	Cert association
SMTP _25._tcp.frontmta.hostedsepo.dk	DANE-TA · SPKI · SHA-256	1E20888F63520C235F8E61FDEA725CCE…
SMTP _25._tcp.frontmta.hostedsepo.dk	DANE-EE · SPKI · SHA-256	F6EC319A6D18F16926CF1DC9D5AFACBE…

🔐 DNSSEC96ms

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	2026082000
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

76ms

A

58ms

MX

62ms

AAAA

42ms

TXT

163ms

CAA

47ms

HTTPS

42ms

TLSA

64ms

SOA

0ms

MTA-STS

71ms

DNSSEC

96ms

SRV

82ms

Total

2624ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 04:22:00	2624ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-21 07:04:07	17048ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-18 03:48:53	16926ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-07 20:49:28	24634ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-21 18:00:14	8780ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-07 03:14:08	2546ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-03 14:30:29	829ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-24 23:32:30	1517ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-23 03:48:57	915ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 05:23:04	2100ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 10:12:00	1943ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 10:07:19	1043ms	4 NS 1 A 1 MX	🔓 Insecure	View