chemsimul.dk
Last scanned: 2026-08-27 08:58:33  ·  9540ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   33ms
NameserverIP addressesPTRASN / ISP
ns1.risoe.dk 130.226.56.67 — AS1835 IDDQD-AS
ns2.risoe.dk 130.226.56.68 — AS1835 IDDQD-AS
🌍 A Records1 records   43ms
IPTTLPTRASNISP / OrgCIDRCountryCity
130.226.56.225 3600s boss-project.risoe.dk
dekom-ext.risoe.dk
dekom.dk
dev.dekom.dk
equipment_external.energy.dtu.dk
equipment-energy.risoe.dk
ext-site.risoe.dk
labmanager-dtu-test.risoe.dk
labmanager-dtu.risoe.dk
learnsupport-dtu.risoe.dk
learnsupport.dtu.dk
mems.healthtech.dtu.dk
memsequipment.healthtech.dtu.dk
nlab-elela.risoe.dk
web-ext.ait.dtu.dk
web-ext.risoe.dk
www.dekom.dk		 AS1835 IDDQD-AS 130.226.0.0/16 🇩🇰 Denmark Kongens Lyngby
📧 MX Records
📧
No MX records found
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover130.226.56.225
🔶 Autoconfig130.226.56.225
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records3 records   433ms
TXT Record
D0Z6ca0UMEdmkpsEZc6UQBJqerzKB44dyesnrJTyajVOP9SmJkXYdJzhbOBXIHtj/ExvBArkLjksYlN9W+WNqQ==
MS=ms77443146
v=spf1 include:dtu.dk include:spf.dtu.dk include:spf.peoplexs.com include:spf.protection.outlook.com ip4:94.231.107.25 ip4:94.231.107.21 ip4:93.90.115.122 ip4:193.162.253.0/24 include:spf.mx.fab-it.dk -all
✉️ SPF
PolicyRecord (chemsimul.dk)
-all (hard fail) v=spf1 include:dtu.dk include:spf.dtu.dk include:spf.peoplexs.com include:spf.protection.outlook.com ip4:94.231.107.25 ip4:94.231.107.21 ip4:93.90.115.122 ip4:193.162.253.0/24 include:spf.mx.fab-it.dk -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)
🔐 DNSSEC9109ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2024042601
Primary NS (MNAME)ns1.risoe.dk
Responsible (RNAME)earch-it@dtu.dk
Refresh1800s
Retry600s
Expire86400s
Minimum (neg-cache TTL)1800s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
33ms
A
43ms
MX
46ms
AAAA
46ms
TXT
433ms
CAA
288ms
HTTPS
59ms
TLSA
118ms
SOA
0ms
MTA-STS
128ms
DNSSEC
9109ms
SRV
179ms
Total
9540ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 08:58:33 9540ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-06-29 04:02:35 724ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-06-16 20:25:11 787ms 2 NS 1 A 0 MX 🔓 Insecure View
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