denniscastillo.dk

📜 Historical scan 2026-09-29 23:52:22 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

denniscastillo.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 6 February 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.20.205.81 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by denniscastillo-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

3 records 33ms

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 Records#

1 records 29ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.20.205.81	1530s	linux401.unoeuro.com	AS48854	team.blue Denmark A/S	185.20.204.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 28ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	denniscastillo-dk.mail.protection.outlook.com	2a01:111:f403:c967:: 2a01:111:f403:c967::2 2a01:111:f403:c967::4 2a01:111:f403:c967::6 52.101.209.2 52.101.209.4 52.101.209.6 52.101.209.74	mail-cpcp307cu00400.inbound.protection.outlook.com mail-cpap307cu00402.inbound.protection.outlook.com mail-cpap307cu00204.inbound.protection.outlook.com mail-cpcp307cu00206.inbound.protection.outlook.com mail-cpap307cu00402.inbound.protection.outlook.com mail-cpap307cu00204.inbound.protection.outlook.com mail-cpcp307cu00206.inbound.protection.outlook.com mail-cpcp307cu00402.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 → 40.104.116.56
🔶 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 Records#

1 records 54ms

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

📝 TXT Records#

2 records 125ms

TXT Record
MS=ms80385487
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (denniscastillo.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.denniscastillo.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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-10 04:10:46

www	185.20.205.81 (AS48854) (address records, no CNAME)
www vs bare domain	Same network denniscastillo.dk: 185.20.205.81 (AS48854) www.denniscastillo.dk: 185.20.205.81 (AS48854)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

66ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026060907
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-08 08:21:12

Field	Value
Registrar	Simply.com A/S
Registered	2022-02-06
Expires	2027-02-05 (111d)

📋 WHOIS#

⏱️ Lookup Timing#

33ms

29ms

28ms

AAAA

25ms

TXT

125ms

CAA

48ms

HTTPS

35ms

TLSA

168ms

SOA

0ms

MTA-STS

55ms

DNSSEC

66ms

SRV

54ms

Total

559ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 00:17:14	1447ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-29 23:52:22 shown	559ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-27 12:23:14	855ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-24 17:06:47	25190ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-20 05:15:53	2639ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-17 02:05:06	2983ms	3 NS 1 A 1 MX	⚠️ Bogus
2026-06-17 02:01:18	671ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-17 02:00:05	928ms	3 NS 1 A 1 MX	🔒 Secure