sefenergi.dk
Last scanned: 2026-08-09 07:57:07  ·  936ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   39ms
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   50ms
IPTTLPTRASNISP / OrgCIDRCountryCity
185.21.41.148 600s linux101.curanet.dk AS48854 team.blue Denmark A/S 185.21.40.0/22 🇩🇰 Denmark —
📧 MX Records1 records   42ms
PriorityTTLMail ServerIP addressesPTRASN
10 600s web6.netplads.dk 91.221.196.224 — AS51468 One.com A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover185.21.41.148
🔶 Autoconfig185.21.41.148
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records3 records   322ms
TXT Record
_globalsign-domain-verification=pBRYy-cRJIxluiQBtZP20uUv-GXJBsKl_Z0og53rwd
google-site-verification=osdId0arrCDChWznZ_vFVj7s4TV099TDHjJgSDrAUzg
v=spf1 a include:spf.curanet.dk -all
✉️ SPF
PolicyRecord (sefenergi.dk)
-all (hard fail) v=spf1 a include:spf.curanet.dk -all
📨 DMARC
PolicyRecord (_dmarc.sefenergi.dk)
p=reject v=DMARC1; p=reject; adkim=s; aspf=s;
📬 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)
🔐 DNSSEC142ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026080301
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
39ms
A
50ms
MX
42ms
AAAA
58ms
TXT
322ms
CAA
51ms
HTTPS
48ms
TLSA
173ms
SOA
0ms
MTA-STS
112ms
DNSSEC
142ms
SRV
147ms
Total
936ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-09 07:57:07 936ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-04 21:40:20 2812ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-01 01:40:34 591ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-24 05:28:04 591ms 2 NS 1 A 1 MX ⚠️ Bogus View
2026-06-17 13:36:48 1461ms 2 NS 1 A 1 MX 🔒 Secure View
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