bt-testing.dk
Last scanned: 2026-06-20 02:16:04  ·  2885ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   241ms
NameserverIP addressesPTRASN / ISP
ns-1285.awsdns-32.org 205.251.197.5
2600:9000:5305:500::1		 ns-1285.awsdns-32.org
ns-1285.awsdns-32.org		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
ns-135.awsdns-16.com 205.251.192.135
2600:9000:5300:8700::1		 ns-135.awsdns-16.com
ns-135.awsdns-16.com		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
ns-1896.awsdns-45.co.uk 205.251.199.104
2600:9000:5307:6800::1		 ns-1896.awsdns-45.co.uk
ns-1896.awsdns-45.co.uk		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
ns-521.awsdns-01.net 205.251.194.9
2600:9000:5302:900::1		 ns-521.awsdns-01.net
ns-521.awsdns-01.net		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
🌍 A Records4 records   231ms
IPTTLPTRASNISP / OrgCIDRCountryCity
18.173.5.128 300s server-18-173-5-128.cph50.r.cloudfront.net AS16509 Amazon.com, Inc. 18.173.0.0/21 🇺🇸 United States —
18.173.5.54 300s server-18-173-5-54.cph50.r.cloudfront.net AS16509 Amazon.com, Inc. 18.173.0.0/21 🇺🇸 United States —
18.173.5.59 300s server-18-173-5-59.cph50.r.cloudfront.net AS16509 Amazon.com, Inc. 18.173.0.0/21 🇺🇸 United States —
18.173.5.87 300s server-18-173-5-87.cph50.r.cloudfront.net AS16509 Amazon.com, Inc. 18.173.0.0/21 🇺🇸 United States —
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   655ms
TXT Record
google-site-verification=fKsTNGNCZ--Lht6YmVY0xTzDtCGVlxz5gcmMyq3_GBo
v=spf1 -all
✉️ SPF
PolicyRecord (bt-testing.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.bt-testing.dk)
p=reject v=DMARC1; p=reject; rua=mailto:5e440eaecbab4@ag.dmarcly.com; ruf=mailto:5e440eaecbab4@fo.dmarcly.com; sp=reject; adkim=s; pct=100; fo=1;
📬 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
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC464ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer
🏷️ SOA203ms
FieldValue
Serial1
Primary NS (MNAME)ns-1896.awsdns-45.co.uk
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
241ms
A
231ms
MX
313ms
AAAA
279ms
TXT
655ms
CAA
307ms
HTTPS
221ms
TLSA
287ms
SOA
203ms
MTA-STS
215ms
DNSSEC
464ms
SRV
372ms
Total
2885ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-20 02:16:04 2885ms 4 NS 4 A 0 MX 🔓 Insecure View
2026-06-16 17:49:20 1630ms 4 NS 4 A 0 MX 🔓 Insecure View
2026-06-16 17:38:29 4491ms 4 NS 4 A 0 MX 🔓 Insecure View
2026-06-16 17:30:16 2429ms 4 NS 4 A 0 MX 🔓 Insecure View
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