booomerang.dk
Last scanned: 2026-06-22 09:47:35  ·  697ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   55ms
NameserverIP addressesPTRASN / ISP
ns1.simply.com 2a02:2339:1:15c::4562:4562
91.197.248.78		 ns1.simply.com
ns1.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.simply.com 185.25.141.15
2a02:2339:4006:101::4562:4562		 ns2.simply.com
ns2.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns3.simply.com 91.197.248.79 ns3.simply.com AS48854 team.blue Denmark A/S
🌍 A Records1 records   51ms
IPTTLPTRASNISP / OrgCIDRCountryCity
164.92.237.194 3600s booomerang.dev AS14061 DigitalOcean, LLC 164.92.128.0/17 🇩🇪 Germany Frankfurt am Main
📧 MX Records1 records   62ms
PriorityTTLMail ServerIP addressesPTRASN
1 3600s smtp.google.com 142.250.147.26
142.250.147.27
142.251.9.26
142.251.9.27
2a00:1450:4010:c01::1a
2a00:1450:4010:c01::1a
2a00:1450:4010:c01::1b
2a00:1450:4010:c01::1b
2a00:1450:4010:c05::1a
2a00:1450:4010:c05::1a
2a00:1450:4010:c22::1a		 rd-in-f26.1e100.net
rd-in-f27.1e100.net
rc-in-f26.1e100.net
rc-in-f27.1e100.net
lh-in-x1a.1e100.net
lh-in-f26.1e100.net
lh-in-x1b.1e100.net
lh-in-f27.1e100.net
li-in-f26.1e100.net
li-in-x1a.1e100.net
yulpptr-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover164.92.237.194
🔶 Autoconfig164.92.237.194
🔷 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
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC123ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA133ms
FieldValue
Serial2023091904
Primary NS (MNAME)ns1.simply.com
Responsible (RNAME)hostmaster@simply.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
55ms
A
51ms
MX
62ms
AAAA
137ms
TXT
204ms
CAA
62ms
HTTPS
62ms
TLSA
73ms
SOA
133ms
MTA-STS
41ms
DNSSEC
123ms
SRV
112ms
Total
697ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-22 09:47:35 697ms 3 NS 1 A 1 MX 🔒 Secure View
2026-06-16 16:16:38 1694ms 3 NS 1 A 1 MX 🔒 Secure View
2026-06-16 16:16:06 2463ms 3 NS 1 A 1 MX 🔒 Secure View
2026-06-16 16:01:28 445ms 3 NS 1 A 1 MX ⚠️ Bogus View
2026-06-16 16:00:51 717ms 3 NS 1 A 1 MX 🔒 Secure View
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