derpy.dk

📜 Historical scan 2026-10-07 08:47:20  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

derpy.dk is a .dk domain served by 4 nameservers (dns11.firestorm.ch, dns12.firestorm-isp.com, dns13.firestorm-isp.com and 1 more). It was registered on 5 March 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 65.21.44.241 is hosted by Hetzner Online GmbH (AS24940) in Finland. Mail is handled by mail.derpy.dk. The zone is not DNSSEC-signed, 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#

4 records   109ms

🌍 A Records#

1 records   128ms

📧 MX Records#

1 records   139ms

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover65.21.44.241
🔶 Autoconfig65.21.44.241

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

2 records   208ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 0 443 derpy.dk
_imaps._tcp 0 0 993 derpy.dk

📝 TXT Records#

1 records   522ms
TXT Record
v=spf1 include:spf.firestorm.ch -all

✉️ SPF#

PolicyRecord (derpy.dk)
-all (hard fail) v=spf1 include:spf.firestorm.ch -all

📨 DMARC#

PolicyRecord (_dmarc.derpy.dk)
p=quarantine v=DMARC1;p=quarantine;adkim=r;aspf=s

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

2 records   146ms
FlagsTagValue
0 issue letsencrypt.org
0 issuewild letsencrypt.org

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-15 23:26:53
www65.21.44.241 (AS24940) (address records, no CNAME)
www vs bare domainSame network
derpy.dk: 65.21.44.241 (AS24940)
www.derpy.dk: 65.21.44.241 (AS24940)
WildcardYes: any name under the zone resolves
Denial of existenceNSEC zone can be walked (all names enumerable)
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

256ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer

🏷️ SOA#

135ms
FieldValue
Serial2026100602
Primary NS (MNAME)dns11.firestorm.ch
Responsible (RNAME)info@firestorm.ch
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)3600s

📋 Registration#

WHOIS fetched 2026-10-11 15:39:23
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2012-03-05
Expires2027-03-31 (163d)

🔗 Same registrant#

16 domains
📋 WHOIS#

⏱️ Lookup Timing#

NS
109ms
A
128ms
MX
139ms
AAAA
144ms
TXT
522ms
CAA
146ms
HTTPS
136ms
TLSA
200ms
SOA
135ms
MTA-STS
185ms
DNSSEC
256ms
SRV
208ms
Total
4094ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-15 23:26:53 987ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-13 16:46:01 1714ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-12 12:32:31 3520ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-11 10:38:15 1131ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-10 09:25:37 686ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-09 05:05:21 930ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-08 05:02:53 827ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-07 08:47:20 shown 4094ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-06 03:02:48 841ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-05 02:58:53 707ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-04 02:54:36 1146ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-03 02:52:38 914ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-02 02:49:19 1172ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-01 02:41:56 1563ms 4 NS 1 A 1 MX 🔓 Insecure
2026-09-27 01:30:17 2138ms 4 NS 1 A 1 MX 🔓 Insecure
2026-09-24 07:21:26 944ms 4 NS 1 A 1 MX 🔓 Insecure
2026-09-19 18:38:02 2830ms 4 NS 1 A 1 MX 🔓 Insecure
2026-09-12 08:47:58 1632ms 4 NS 1 A 1 MX 🔓 Insecure
2026-09-05 08:10:49 974ms 4 NS 1 A 1 MX 🔓 Insecure
2026-08-27 20:57:44 1832ms 4 NS 1 A 1 MX 🔓 Insecure
2026-08-20 08:19:32 25208ms 4 NS 1 A 1 MX 🔓 Insecure
2026-08-18 07:45:25 3740ms 4 NS 1 A 1 MX 🔓 Insecure
2026-08-15 13:25:38 3400ms 4 NS 1 A 1 MX 🔓 Insecure
2026-08-13 19:24:43 3230ms 4 NS 1 A 1 MX 🔓 Insecure
2026-08-11 20:40:49 10068ms 4 NS 1 A 1 MX 🔓 Insecure
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