derp.dk

📜 Historical scan 2026-06-17 02:10:29  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

derp.dk is a .dk domain served by 2 nameservers (ns1.vercel-dns.com, ns2.vercel-dns.com). It was registered on 3 August 2009 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 66.33.60.193 is hosted by Amazon.com, Inc. (AS16509) in United States. Mail is handled by mx1.improvmx.com, mx2.improvmx.com. The zone is not DNSSEC-signed, has no 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#

2 records   43ms
NameserverIP addressesPTRASN / ISP
ns1.vercel-dns.com — — —
ns2.vercel-dns.com — — —

🌍 A Records#

2 records   53ms
IPTTLPTRASNISP / OrgCIDRCountryCity
66.33.60.193 — — AS16509 Amazon.com, Inc. 66.33.60.0/24 🇺🇸 United States —
76.76.21.22 — — AS16509 Amazon.com, Inc. 76.76.21.0/24 🇺🇸 United States Walnut

📧 MX Records#

2 records   57ms
PriorityTTLMail ServerIP addressesPTRASN
10 — mx1.improvmx.com 13.37.195.136
15.236.236.160
35.181.18.45		 ec2-13-37-195-136.eu-west-3.compute.amazonaws.com
ec2-15-236-236-160.eu-west-3.compute.amazonaws.com
ec2-35-181-18-45.eu-west-3.compute.amazonaws.com		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
20 — mx2.improvmx.com 13.36.107.63
13.36.222.39
15.236.61.92		 ec2-13-36-107-63.eu-west-3.compute.amazonaws.com
ec2-13-36-222-39.eu-west-3.compute.amazonaws.com
ec2-15-236-61-92.eu-west-3.compute.amazonaws.com		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   142ms
TXT Record
v=spf1 include:spf.improvmx.com ~all

✉️ SPF#

PolicyRecord (derp.dk)
~all (soft fail) v=spf1 include:spf.improvmx.com ~all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

3 records   43ms
FlagsTagValue
0 issue letsencrypt.org
0 issue pki.goog
0 issue sectigo.com

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-08 22:10:14
www66.33.60.193 66.33.60.35 (AS16509) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves

🔎 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#

130ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

53ms
FieldValue
Serial1683468525
Primary NS (MNAME)ns1.vercel-dns.com
Responsible (RNAME)hostmaster@nsone.net
Refresh43200s
Retry7200s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-11 14:54:38
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2009-08-03
Expires2028-08-31 (683d)

🔗 Same registrant#

2 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

DomainRegistrar
exelerate.dkPunktum dk A/S (direct)
uptrans.dkDANDOMAIN A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
43ms
A
53ms
MX
57ms
AAAA
53ms
TXT
142ms
CAA
43ms
HTTPS
40ms
TLSA
85ms
SOA
53ms
MTA-STS
93ms
DNSSEC
130ms
SRV
0ms
Total
779ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-26 20:19:05 932ms 2 NS 2 A 2 MX 🔓 Insecure
2026-08-26 18:35:05 1381ms 2 NS 2 A 2 MX 🔓 Insecure
2026-07-02 11:21:12 2839ms 2 NS 2 A 2 MX 🔓 Insecure
2026-06-20 04:08:15 930ms 2 NS 2 A 2 MX ⚠️ Bogus
2026-06-17 02:10:29 shown 779ms 2 NS 2 A 2 MX 🔓 Insecure
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