railmonitor.dk
📜 Historical scan 2026-06-26 09:12:47  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   222ms
🌍 A Records2 records   200ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.67.248 300s AS13335 Cloudflare, Inc. 104.21.0.0/17
172.67.183.49 300s AS13335 Cloudflare, Inc. 172.67.128.0/17
📧 MX Records1 records   240ms
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.104.116.8
🔷 AAAA Records (IPv6)2 records   213ms
🔐 HTTPS Records1 records   212ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.67.248,172.67.183.49 ech=AEX+DQBBwgAgACCc3U20C35Wxry+yZWUSII1TtHr1ahttro5K1rJilA8AAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:43f8,2606:4700:3034::ac43:b731
🔌 SRV Records1 records   241ms
ServicePriorityWeightPortTarget
_sipfederationtls._tcp 100 1 5061 sipfed.online.lync.com
📝 TXT Records2 records   607ms
TXT Record
google-site-verification=_eo4Qi-0BZdivIHlmTtHFk9nXZBZt8HnDiqWLq63SrQ
v=spf1 mx include:spf.webcrm.com include:spf.protection.outlook.com include:sendgrid.net +ip4:87.253.232.0/21 +ip4:185.189.236.0/22 +ip4:185.211.120.0/22 +ip4:185.250.236.0/22 +ip4:167.89.0.0/17 +ip4:208.117.48.0/20 +ip4:50.31.32.0/19 +ip4:198.37.144.0/20 +ip4:198.21.0.0/21 +ip4:192.254.112.0/20 +ip4:168.245.0.0/17 +ip4:149.72.0.0/16 +ip4:159.183.0.0/16 +ip4:223.165.113.0/24 +ip4:223.165.115.0/24 +ip4:223.165.118.0/23 +ip4:223.165.120.0/23 -all
✉️ SPF
PolicyRecord (railmonitor.dk)
-all (hard fail) v=spf1 mx include:spf.webcrm.com include:spf.protection.outlook.com include:sendgrid.net +ip4:87.253.232.0/21 +ip4:185.189.236.0/22 +ip4:185.211.120.0/22 +ip4:185.250.236.0/22 +ip4:167.89.0.0/17 +ip4:208.117.48.0/20 +ip4:50.31.32.0/19 +ip4:198.37.144.0/20 +ip4:198.21.0.0/21 +ip4:192.254.112.0/20 +ip4:168.245.0.0/17 +ip4:149.72.0.0/16 +ip4:159.183.0.0/16 +ip4:223.165.113.0/24 +ip4:223.165.115.0/24 +ip4:223.165.118.0/23 +ip4:223.165.120.0/23 -all
📨 DMARC
PolicyRecord (_dmarc.railmonitor.dk)
p=quarantine v=DMARC1; p=quarantine;
📬 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)
🔐 DNSSEC316ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA370ms
FieldValue
Serial2406395305
Primary NS (MNAME)dom.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
222ms
A
200ms
MX
240ms
AAAA
213ms
TXT
607ms
CAA
361ms
HTTPS
212ms
TLSA
894ms
SOA
370ms
MTA-STS
232ms
DNSSEC
316ms
SRV
241ms
Total
2843ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-17 13:20:06 2027ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-08-16 03:15:01 1801ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-08-14 23:31:19 7775ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-08-06 22:23:03 2051ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-26 09:12:47 2843ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-24 19:03:38 2898ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-20 00:06:49 2505ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-17 15:37:58 1524ms 2 NS 2 A 1 MX ⚠️ Bogus View
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