app.firstclassos.com - robtex.com

app.firstclassos.com

CNAMEwhitelabel.ludicrous.cloud
DNSSEC⚠️ Not signed
A2606:4700:4409::ac40:96ed🇺🇸 Cloudflare2606:4700:4409::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2a06:98c1:3104::6812:2513🇺🇸 Cloudflare2a06:98c1:3104::/48 ✓ In HTTPS hints
A104.18.37.19Cloudflare104.18.37.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.64.150.237🇺🇸 Cloudflare172.64.150.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSbrad.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b69🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrad.ns.cloudflare.com
A2803:f800:50::6ca2:c169🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRbrad.ns.cloudflare.com
A2a06:98c1:50::ac40:2169🇺🇸 Cloudflare2a06:98c1:50::/45
PTRbrad.ns.cloudflare.com
A108.162.193.105🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrad.ns.cloudflare.com
A172.64.33.105🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrad.ns.cloudflare.com
A173.245.59.105🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrad.ns.cloudflare.com
NSollie.ns.cloudflare.com
A2606:4700:50::a29f:2647🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRollie.ns.cloudflare.com
A2803:f800:50::6ca2:c247🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRollie.ns.cloudflare.com
A2a06:98c1:50::ac40:2247🇺🇸 Cloudflare2a06:98c1:50::/45
PTRollie.ns.cloudflare.com
A108.162.194.71🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRollie.ns.cloudflare.com
A162.159.38.71Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRollie.ns.cloudflare.com
A172.64.34.71🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRollie.ns.cloudflare.com
HTTPSHTTP/2 ✓ hints match
IPv4 hints104.18.37.19, 172.64.150.237
IPv6 hints2606:4700:4409::ac40:96ed, 2a06:98c1:3104::6812:2513
SOAbrad.ns.cloudflare.comdns@cloudflare.com serial=2403689277

firstclassos.com

DNSSEC⚠️ Not signed
A162.159.140.166Cloudflare162.159.128.0/19 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A185.158.133.1🇩🇪 Cloudflare185.158.133.0/24
NSns59.domaincontrol.com ⭐
NSns60.domaincontrol.com
SOAns59.domaincontrol.comdns@jomax.net 2026-05-04 #22

Same first word

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app.jelastic.saveincloud.net
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ppa.com.br
pap.ro
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app.s3-website-ap-northeast-1.amazonaws.com
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DNS History

1 record (1 active, 0 former)

CNAMEwhitelabel.ludicrous.cloud
●CNAMEwhitelabel.ludicrous.cloud2026-05-04 → 2026-05-12 · 2 obs
● 2026-05-04 02:24:30
● 2026-05-12 09:20:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
firstclassos.comns59.domaincontrol.com, ns60.domaincontrol.com4 records

✅ Authoritative Response

Server:173.201.68.31

NS records: ns59.domaincontrol.com, ns60.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for firstclassos.com (unsigned zone)

⏱️ Timing

Total: 357ms | Queries: -

📄 Records

TypeCountSample Data
CNAME1whitelabel.ludicrous.cloud

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns59.domaincontrol.com, ns59.domaincontrol.com, ns60.domaincontrol.com...)

Analysis

IP Addresses

app.firstclassos.com maps to four IP numbers: 2606:4700:4409::ac40:96ed, 2a06:98c1:3104::6812:2513, 104.18.37.19 and 172.64.150.237.

Other host names such as whitelabel.ludicrous.cloud, putman.biz, protectionfraudeparcheques.com.cdn.cloudflare.net, www.loreal-paris.ee and allioapp.com share IPs with app.firstclassos.com.

Name Servers

Two name servers brad.ns.cloudflare.com and ollie.ns.cloudflare.com handle the delegation for app.firstclassos.com.

app.firstclassos.com shares the same name server setup as other domains, for example clientportal.ludicrous.cloud, kauf-quelle.de, deal-plan.de, kauf-punkt.de and deal-auswahl.de.

app.firstclassos.com at least partially shares name servers with other domains, for example ablur.com, digitalmedia.center, oxyastergrid.click, itsysadmin.net and sportsshoes.pl.

These name servers are often used together with toby.ns.cloudflare.com and emma.ns.cloudflare.com.

Host names with six IP numbers:

brad.ns.cloudflare.com points to 2606:4700:58::adf5:3b69, 2803:f800:50::6ca2:c169, 2a06:98c1:50::ac40:2169, 108.162.193.105, 172.64.33.105 and 173.245.59.105.

ollie.ns.cloudflare.com points to 2606:4700:50::a29f:2647, 2803:f800:50::6ca2:c247, 2a06:98c1:50::ac40:2247, 108.162.194.71, 162.159.38.71 and 172.64.34.71.