www.longcui.tech - robtex.com

www.longcui.tech

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:4599🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:d1a2🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.69.153Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.209.162🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.69.153, 172.67.209.162
IPv6 hints2606:4700:3033::6815:4599, 2606:4700:3037::ac43:d1a2
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=169, name=cloudflare-ech.com

longcui.tech

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:4599🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:d1a2🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.69.153Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.209.162🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSbraden.ns.cloudflare.com ⭐
NSrihana.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.69.153, 172.67.209.162
IPv6 hints2606:4700:3033::6815:4599, 2606:4700:3037::ac43:d1a2
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=169, name=cloudflare-ech.com
SOAbraden.ns.cloudflare.comdns@cloudflare.com serial=2400915959

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DNS History

4 records (4 active, 0 former)

A104.21.69.153172.67.209.1622606:4700:3033::6815:45992606:4700:3037::ac43:d1a2
●A104.21.69.1532026-04-25 → 2026-04-27 · 2 obs
● 2026-04-25 06:18:30
● 2026-04-27 20:50:48
●A172.67.209.1622026-04-25 → 2026-04-27 · 2 obs
● 2026-04-25 06:18:30
● 2026-04-27 20:50:48
●A2606:4700:3033::6815:45992026-04-25 → 2026-04-27 · 2 obs
● 2026-04-25 06:18:30
● 2026-04-27 20:50:48
●A2606:4700:3037::ac43:d1a22026-04-25 → 2026-04-27 · 2 obs
● 2026-04-25 06:18:30
● 2026-04-27 20:50:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
techns01.trs-dns.com, ns01.trs-dns.net, ns10.trs-dns.org, ns10.trs-dns.info-
longcui.techrihana.ns.cloudflare.com, braden.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.35.169

NS records: rihana.ns.cloudflare.com, braden.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for longcui.tech (unsigned zone)

⏱️ Timing

Total: 304ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.69.153, 172.67.209.162
AAAA22606:4700:3033::6815:4599, 2606:4700:3037::ac43:d1a2
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

www.longcui.tech resolves to four IP numbers: 2606:4700:3033::6815:4599, 2606:4700:3037::ac43:d1a2, 104.21.69.153 and 172.67.209.162.

other host names for instance soyrotulus.com, jackaufreisen.com, irishdating.co.nz, rongbu.com.cn and bb635.com share IP numbers with www.longcui.tech.