thinkfun.dk
📜 Historical scan 2026-06-20 12:00:52  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   57ms
NameserverIP addressesPTRASN / ISP
ns-1516.awsdns-61.org 205.251.197.236
2600:9000:5305:ec00::1		 ns-1516.awsdns-61.org
ns-1516.awsdns-61.org		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
ns-1888.awsdns-44.co.uk 205.251.199.96
2600:9000:5307:6000::1		 ns-1888.awsdns-44.co.uk
ns-1888.awsdns-44.co.uk		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
ns-344.awsdns-43.com 205.251.193.88
2600:9000:5301:5800::1		 ns-344.awsdns-43.com
ns-344.awsdns-43.com		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
ns-581.awsdns-08.net 205.251.194.69
2600:9000:5302:4500::1		 ns-581.awsdns-08.net
ns-581.awsdns-08.net		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
🌍 A Records2 records   39ms
IPTTLPTRASNISP / OrgCIDRCountryCity
44.194.138.212 600s ec2-44-194-138-212.compute-1.amazonaws.com AS14618 Amazon.com, Inc. 44.192.0.0/11 🇺🇸 United States Ashburn
52.4.181.19 600s ec2-52-4-181-19.compute-1.amazonaws.com AS14618 Amazon.com, Inc. 52.0.0.0/13 🇺🇸 United States Ashburn
📧 MX Records
📧
No MX records found
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverwww.thinkfun.com → 104.18.10.135
🔶 Autoconfigwww.thinkfun.com → 104.18.11.135
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records
📝
No TXT records found
✉️ 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
🔏 ACME Challenge
TypeNameValue
CNAME _acme-challenge.thinkfun.dk www.thinkfun.com
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC91ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA57ms
FieldValue
Serial1
Primary NS (MNAME)ns-344.awsdns-43.com
Responsible (RNAME)awsdns-hostmaster@amazon.com
Refresh7200s
Retry900s
Expire1209600s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
57ms
A
39ms
MX
60ms
AAAA
43ms
TXT
280ms
CAA
38ms
HTTPS
64ms
TLSA
111ms
SOA
57ms
MTA-STS
159ms
DNSSEC
91ms
SRV
234ms
Total
1007ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 05:42:10 3789ms 4 NS 2 A 0 MX 🔓 Insecure View
2026-08-26 15:53:44 3817ms 4 NS 2 A 0 MX 🔓 Insecure View
2026-06-26 22:56:57 938ms 4 NS 2 A 0 MX 🔓 Insecure View
2026-06-25 08:20:41 1260ms 4 NS 2 A 0 MX 🔓 Insecure View
2026-06-21 05:58:51 746ms 4 NS 2 A 0 MX 🔓 Insecure View
2026-06-20 12:00:52 1007ms 4 NS 2 A 0 MX 🔓 Insecure View
2026-06-18 10:18:31 2030ms 4 NS 2 A 0 MX 🔓 Insecure View
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