arcu.dk

📜 Historical scan 2026-06-16 13:38:27  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

arcu.dk is a .dk domain served by 4 nameservers (ns-1206.awsdns-22.org, ns-142.awsdns-17.com, ns-1990.awsdns-56.co.uk and 1 more). It was registered on 1 October 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 13.61.165.153 is hosted by Amazon.com, Inc. (AS16509) in Sweden. Mail is handled by smtp.google.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#

4 records   72ms
NameserverIP addressesPTRASN / ISP
ns-1206.awsdns-22.org — — —
ns-142.awsdns-17.com — — —
ns-1990.awsdns-56.co.uk — — —
ns-687.awsdns-21.net — — —

🌍 A Records#

1 records   45ms

📧 MX Records#

1 records   43ms

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   152ms
TXT Record
google-site-verification=k99OXLKMJ3FXHgUuTEyXUsi97wwL6uSm6oRYMK9taeU

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-11 19:42:48
www13.61.165.153 (AS16509) (address records, no CNAME)
www vs bare domainSame network
arcu.dk: 13.61.165.153 (AS16509)
www.arcu.dk: 13.61.165.153 (AS16509)
WildcardYes: any name under the zone resolves

🔗 TLSA / DANE#

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

🔐 DNSSEC#

140ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

48ms
FieldValue
Serial1
Primary NS (MNAME)ns-687.awsdns-21.net
Responsible (RNAME)awsdns-hostmaster@amazon.com
Refresh7200s
Retry900s
Expire1209600s
Minimum (neg-cache TTL)86400s

📋 Registration#

WHOIS fetched 2026-10-18 04:37:46
FieldValue
RegistrarDANDOMAIN A/S
Registered2024-10-01
Expires2027-09-30 (346d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet
📋 WHOIS#

⏱️ Lookup Timing#

NS
72ms
A
45ms
MX
43ms
AAAA
44ms
TXT
152ms
CAA
62ms
HTTPS
36ms
TLSA
135ms
SOA
48ms
MTA-STS
38ms
DNSSEC
140ms
SRV
0ms
Total
671ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-02 09:08:14 3169ms 4 NS 1 A 1 MX 🔓 Insecure
2026-09-01 00:22:29 12063ms 4 NS 1 A 1 MX 🔓 Insecure
2026-08-27 06:44:25 4526ms 4 NS 1 A 1 MX 🔓 Insecure
2026-07-01 23:44:31 7524ms 4 NS 1 A 1 MX 🔓 Insecure
2026-06-16 13:38:27 shown 671ms 4 NS 1 A 1 MX 🔓 Insecure
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