opsumit.dk
Last scanned: 2026-08-25 23:24:06  ·  1464ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   72ms
NameserverIP addressesPTRASN / ISP
dns1.p01.nsone.net 198.51.44.1
2620:4d:4000:6259:7:1:0:1		 dns1.p01.nsone.net
dns1.p01.nsone.net		 AS62597 NSONE Inc
AS62597 NSONE Inc
dns2.p01.nsone.net 198.51.45.1
2a00:edc0:6259:7:1::2		 dns2.p01.nsone.net
dns2.p01.nsone.net		 AS62597 NSONE Inc
AS62597 NSONE Inc
ns01.jnjdns.com 2607:f740:e659::1
45.54.33.1		 ns01.jnjdns.com
ns01.jnjdns.com		 AS63911 NetActuate, Inc
AS63911 NetActuate, Inc
ns02.jnjdns.com 2607:f740:e659:4::1
45.54.33.65		 —
ns02.jnjdns.com		 AS63911 NetActuate, Inc
AS63911 NetActuate, Inc
🌍 A Records2 records   40ms
IPTTLPTRASNISP / OrgCIDRCountryCity
165.160.13.20 1800s — AS19574 Corporation Service Company 165.160.12.0/22 🇺🇸 United States —
165.160.15.20 1800s — AS19574 Corporation Service Company 165.160.12.0/22 🇺🇸 United States —
📧 MX Records1 records   40ms
PriorityTTLMail ServerIP addressesPTRASN
10 1800s custmx.cscdns.net 198.58.121.58 198-58-121-58.ip.linodeusercontent.com AS63949 Akamai Connected Cloud
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover165.160.13.20
🔶 Autoconfig165.160.13.20
🔷 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
PolicyRecord (_dmarc.opsumit.dk)
p=reject v=DMARC1; p=reject; pct=100; sp=reject; rua=mailto:5d14eac2@inbox.ondmarc.com; ruf=mailto:5d14eac2@inbox.ondmarc.com; adkim=r; aspf=r; fo=1; rf=afrf; ri=3600
📬 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)
🔐 DNSSEC85ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial1719195672
Primary NS (MNAME)dns1.p01.nsone.net
Responsible (RNAME)hostmaster@nsone.net
Refresh7200s
Retry7200s
Expire2592000s
Minimum (neg-cache TTL)1800s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
72ms
A
40ms
MX
40ms
AAAA
46ms
TXT
369ms
CAA
40ms
HTTPS
56ms
TLSA
77ms
SOA
0ms
MTA-STS
59ms
DNSSEC
85ms
SRV
105ms
Total
1464ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-25 23:24:06 1464ms 4 NS 2 A 1 MX 🔓 Insecure View
2026-07-04 14:12:14 6087ms 4 NS 2 A 1 MX 🔓 Insecure View
2026-06-18 01:06:45 7130ms 4 NS 2 A 1 MX ⚠️ Bogus View
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