develot.dk
Last scanned: 2026-07-26 09:42:26  ·  4732ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   33ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S
🌍 A Records1 records   33ms
IPTTLPTRASNISP / OrgCIDRCountryCity
212.37.155.196 43200s 212-37-155-196.norlyscustomer.net AS39642 Sinal A/S 212.37.128.0/19 🇩🇰 Denmark Bramming
📧 MX Records1 records   33ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mail.one.com 2a02:2350:6:107::3ffe:5752
46.30.212.98		 mail.one.com
uniweb.email		 AS51468 One.com A/S
AS51468 One.com A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover212.37.155.196
🔶 Autoconfig212.37.155.196
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   182ms
TXT Record
v=spf1 a mx ip4:89.150.147.48 -all
✉️ SPF
PolicyRecord (develot.dk)
-all (hard fail) v=spf1 a mx ip4:89.150.147.48 -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
✗ No CAA records — any CA may issue certificates
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC57ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer
🏷️ SOA27ms
FieldValue
Serial2026071405
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
33ms
A
33ms
MX
33ms
AAAA
32ms
TXT
182ms
CAA
33ms
HTTPS
32ms
TLSA
60ms
SOA
27ms
MTA-STS
53ms
DNSSEC
57ms
SRV
113ms
Total
4732ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-26 09:42:26 4732ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-07-16 17:26:09 9629ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-22 22:05:02 925ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-17 02:43:24 1580ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-17 02:31:04 608ms 2 NS 1 A 1 MX 🔓 Insecure View
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