cisi-systems.dk DNS records

🖥️ Nameservers3 records 48ms

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

🌍 A Records1 records 62ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.103.129	3600s	linux111.unoeuro.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records1 records 74ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	cisisystems-dk01b.mail.protection.outlook.com	2a01:111:f403:ca04::9 2a01:111:f403:ca04::a 2a01:111:f403:ca04::c 2a01:111:f403:ca09::20 52.101.68.12 52.101.68.36 52.101.73.12 52.101.73.6	mail-db7pr03cu00601.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-am6pr04cu00306.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 71ms

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

📝 TXT Records1 records 272ms

TXT Record
v=spf1 include:spf.protection.outlook.com include:spf.simply.com ip4:94.231.103.98 ~all

✉️ SPF

Policy	Record (cisi-systems.dk)
~all (soft fail)	v=spf1 include:spf.protection.outlook.com include:spf.simply.com ip4:94.231.103.98 ~all

📨 DMARC

Policy	Record (_dmarc.cisi-systems.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:dmarc@cisi-systems.dk; ruf=mailto:dmarc@cisi-systems.dk; sp=none; aspf=s

📬 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)

🔐 DNSSEC77ms

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

🏷️ SOA0ms

Field	Value
Serial	2025102901
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

48ms

A

62ms

MX

74ms

AAAA

43ms

TXT

272ms

CAA

37ms

HTTPS

50ms

TLSA

324ms

SOA

0ms

MTA-STS

68ms

DNSSEC

77ms

SRV

71ms

Total

1187ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 22:22:00	1187ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 20:05:45	997ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-25 12:53:57	2918ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 06:44:56	1605ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 22:58:39	1124ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 23:53:58	1163ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 09:57:11	664ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 20:55:20	1803ms	3 NS 1 A 1 MX	🔒 Secure	View