joshcheng.tech - robtex.com
joshcheng.tech
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::ac43:82f3🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3034::6815:3a6🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.3.166Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.130.243🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | josephine.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::a29f:2640🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | josephine.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c240🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | josephine.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2240🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | josephine.ns.cloudflare.com | ||||||
| A | 108.162.194.64🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | josephine.ns.cloudflare.com | ||||||
| A | 162.159.38.64Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | josephine.ns.cloudflare.com | ||||||
| A | 172.64.34.64🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | josephine.ns.cloudflare.com | ||||||
| NS | lee.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3b81🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lee.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c181🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | lee.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2181🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | lee.ns.cloudflare.com | ||||||
| A | 108.162.193.129🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lee.ns.cloudflare.com | ||||||
| A | 172.64.33.129🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lee.ns.cloudflare.com | ||||||
| A | 173.245.59.129🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lee.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.3.166, 172.67.130.243 | ||||||
| IPv6 hints | 2606:4700:3030::ac43:82f3, 2606:4700:3034::6815:3a6 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=165, name=cloudflare-ech.com | ||||||
| SOA | josephine.ns.cloudflare.comdns@cloudflare.com serial=2401052468 | ||||||
tech
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns01.trs-dns.com ⭐ | ||||||
| NS | ns.trs-dns.com | ||||||
| NS | ns01.trs-dns.net | ||||||
| NS | ns10.trs-dns.info | ||||||
| NS | ns10.trs-dns.org | ||||||
| SOA | ns.trs-dns.comtrs-ops@tucows.com serial=1776058747 | ||||||
Same first word
DNS History
6 records (6 active, 0 former)
●NSjosephine.ns.cloudflare.com2026-04-04 → 2026-04-13 · 2 obs
● 2026-04-13 06:07:08
●NSlee.ns.cloudflare.com2026-04-04 → 2026-04-13 · 2 obs
● 2026-04-13 06:07:08
●A104.21.3.1662026-04-04 → 2026-04-13 · 2 obs
● 2026-04-13 06:07:08
●A172.67.130.2432026-04-04 → 2026-04-13 · 2 obs
● 2026-04-13 06:07:08
●A2606:4700:3030::ac43:82f32026-04-04 → 2026-04-13 · 2 obs
● 2026-04-13 06:07:08
●A2606:4700:3034::6815:3a62026-04-04 → 2026-04-13 · 2 obs
● 2026-04-13 06:07:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tech | ns01.trs-dns.com, ns01.trs-dns.net, ns10.trs-dns.org, ns10.trs-dns.info | - |
| joshcheng.tech | lee.ns.cloudflare.com, josephine.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.193.129
NS records: lee.ns.cloudflare.com, josephine.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for joshcheng.tech (unsigned zone)
⏱️ Timing
Total: 240ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.3.166, 172.67.130.243 |
| AAAA | 2 | 2606:4700:3030::ac43:82f3, 2606:4700:3034::6815:3a6 |
| NS | 2 | josephine.ns.cloudflare.com, lee.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | josephine.ns.cloudflare.com dns.cloudfla |
Analysis
IP Addresses
joshcheng.tech points to four IP numbers: 2606:4700:3030::ac43:82f3, 2606:4700:3034::6815:3a6, 104.21.3.166 and 172.67.130.243.
Other host names including infospa.org, uapbe2.lol, barbaar.net, mygrandmaspizza.com and free(0x736578)nearme.com share IP numbers with joshcheng.tech.
Name Servers
joshcheng.tech's delegation uses two name servers, josephine.ns.cloudflare.com and lee.ns.cloudflare.com.
joshcheng.tech shares the same name server setup as other domains, for example opiniontrades.top, joshcheng.cc, scoopit.io, max-winexch.com and joshcheng.de.
joshcheng.tech at least partially shares name servers with other domains, including my-kosmetika.com, iherbpreprod.id, ts2010.com, plumagrade.shop and browseawarepath.com.
these name servers are commonly used together with ned.ns.cloudflare.com, dion.ns.cloudflare.com and kay.ns.cloudflare.com.
Host names with six IP numbers:
josephine.ns.cloudflare.com points to: 2606:4700:50::a29f:2640, 2803:f800:50::6ca2:c240, 2a06:98c1:50::ac40:2240, 108.162.194.64, 162.159.38.64 and 172.64.34.64.
lee.ns.cloudflare.com points to: 2606:4700:58::adf5:3b81, 2803:f800:50::6ca2:c181, 2a06:98c1:50::ac40:2181, 108.162.193.129, 172.64.33.129 and 173.245.59.129.