cactus.dk DNS records

🖥️ Nameservers4 records 29ms

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 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
91.226.145.152	3600s	—	AS216275	Netnoerden ApS	91.226.144.0/23	🇩🇰 Denmark	Frederiksberg

📧 MX Records1 records 29ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	cactus-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca04::1 2a01:111:f403:ca04::b 2a01:111:f403:ca09::2 52.101.73.145 52.101.73.153 52.101.73.155 52.101.73.28	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-db7pr03cu00401.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-am6pr02cu00301.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-am7pr02cu00203.inbound.protection.outlook.com mail-am7pr05cu00204.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

📝 TXT Records5 records 92ms

TXT Record
_acme-challenge.cactus.dk
google-site-verification=3448nco1xmWM3NcT7jZ7DrQOxi6H9ljlYpFOCD5VW6U
mistral-domain-verification=7f5025191d0f1b99ec9e307fd98734bec07f6926
MS=ms25974341
v=spf1 include:spf.mailjet.com include:spf.protection.outlook.com a:smtp.cactus.dk ~all

✉️ SPF

Policy	Record (cactus.dk)
~all (soft fail)	v=spf1 include:spf.mailjet.com include:spf.protection.outlook.com a:smtp.cactus.dk ~all

📨 DMARC

Policy	Record (_dmarc.cactus.dk)
p=reject	v=DMARC1; p=reject;

📬 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)

🔐 DNSSEC103ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082701
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

29ms

A

31ms

MX

29ms

AAAA

25ms

TXT

92ms

CAA

23ms

HTTPS

31ms

TLSA

1248ms

SOA

0ms

MTA-STS

36ms

DNSSEC

103ms

SRV

31ms

Total

1735ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 04:18:03	1735ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 03:50:44	4580ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-08-21 11:29:39	2293ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-07-31 11:47:03	6083ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-07-22 12:00:18	9322ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-28 22:19:26	1285ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 14:17:20	1842ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 01:08:35	3947ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 00:07:22	1144ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 13:58:49	1179ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 16:03:26	989ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 18:45:14	784ms	4 NS 1 A 1 MX	🔒 Secure	View