r.qcstd.com - robtex.com

r.qcstd.com

DNSSEC⚠️ Not signed
A91.236.255.161🇫🇷 TECHCREA-SOLUTIONS91.236.255.0/24
PTRr.qcstd.com

qcstd.com

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:a196🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:4167🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.65.103Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.161.150🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSbrit.ns.cloudflare.com ⭐
NSivan.ns.cloudflare.com
MXmail.qcstd.com ⭐
TXTv=spf1 ip4:86.104.252.74 mx ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.65.103, 172.67.161.150
IPv62606:4700:3031::ac43:a196, 2606:4700:3035::6815:4167
SOAbrit.ns.cloudflare.comdns@cloudflare.com serial=2399954203

PTR for

161.255.236.91.in-addr.arpa

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DNS History

1 record (1 active, 0 former)

A91.236.255.161
●A91.236.255.1612026-03-25 → 2026-03-26 · 2 obs
● 2026-03-25 18:41:46
● 2026-03-26 16:00:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comk.gtld-servers.net, j.gtld-servers.net, g.gtld-servers.net, f.gtld-servers.net...-
qcstd.comivan.ns.cloudflare.com, brit.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.120

NS records: ivan.ns.cloudflare.com, brit.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for qcstd.com (unsigned zone)

⏱️ Timing

Total: 94ms | Queries: -

📄 Records

TypeCountSample Data
A191.236.255.161

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (ivan.ns.cloudflare.com, ivan.ns.cloudflare.com, ivan.ns.cloudflare.com...)

Analysis

IP Addresses

r.qcstd.com points to a single IP address: 91.236.255.161.

Other host names, for instance mail.qcstd.com, share IP numbers with r.qcstd.com.