ledtb.cn - robtex.com
ledtb.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3034::6815:2140🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::ac43:9f46🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.33.64Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.159.70🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | javon.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2c6c🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | javon.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c36c🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | javon.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:236c🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | javon.ns.cloudflare.com | ||||||
| A | 108.162.195.108🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 162.159.44.108Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.35.108🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | pearl.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:268c🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | pearl.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c28c🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | pearl.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:228c🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | pearl.ns.cloudflare.com | ||||||
| A | 108.162.194.140🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | pearl.ns.cloudflare.com | ||||||
| A | 162.159.38.140Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | pearl.ns.cloudflare.com | ||||||
| A | 172.64.34.140🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | pearl.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.33.64, 172.67.159.70 | ||||||
| IPv6 hints | 2606:4700:3034::6815:2140, 2606:4700:3035::ac43:9f46 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=153, name=cloudflare-ech.com | ||||||
| SOA | javon.ns.cloudflare.comdns@cloudflare.com serial=2407362354 | ||||||
cn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.cn ⭐ | ||||||
| NS | b.dns.cn | ||||||
| NS | c.dns.cn | ||||||
| NS | d.dns.cn | ||||||
| NS | e.dns.cn | ||||||
| NS | ns.cernet.net ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2035014701 | ||||||
Same first word
ledtb.cn |
ledtb.dyndns.org |
Similar names
DNS History
13 records (6 active, 7 former)
○NSdns23.hichina.com2015-07-26 → 2017-04-19 · 4 obs
● 2017-04-19 01:09:10
○ 2026-06-26 11:32:52
○ 2026-07-07 18:50:38
○NSdns24.hichina.com2015-07-26 → 2017-04-19 · 4 obs
● 2017-04-19 01:09:10
○ 2026-06-26 11:32:52
○ 2026-07-07 18:50:38
●NSjavon.ns.cloudflare.com2026-06-26 → 2026-07-07 · 3 obs
● 2026-06-26 11:32:52
● 2026-07-07 18:50:38
●NSpearl.ns.cloudflare.com2026-06-26 → 2026-07-07 · 3 obs
● 2026-06-26 11:32:52
● 2026-07-07 18:50:38
●A104.21.33.642026-07-07 → 2026-07-07 · 2 obs
● 2026-07-07 18:50:38
●A172.67.159.702026-07-07 → 2026-07-07 · 2 obs
● 2026-07-07 18:50:38
○A188.114.96.02026-06-26 → 2026-06-26 · 3 obs
● 2026-06-26 11:32:52
○ 2026-07-07 18:50:38
○A188.114.97.02026-06-26 → 2026-06-26 · 3 obs
● 2026-06-26 11:32:52
○ 2026-07-07 18:50:38
●A2606:4700:3034::6815:21402026-07-07 → 2026-07-07 · 2 obs
● 2026-07-07 18:50:38
●A2606:4700:3035::ac43:9f462026-07-07 → 2026-07-07 · 2 obs
● 2026-07-07 18:50:38
○A2a06:98c1:3120::2026-06-26 → 2026-06-26 · 3 obs
● 2026-06-26 11:32:52
○ 2026-07-07 18:50:38
○A2a06:98c1:3121::2026-06-26 → 2026-06-26 · 3 obs
● 2026-06-26 11:32:52
○ 2026-07-07 18:50:38
○A59.33.45.2402015-07-26 → 2017-04-19 · 4 obs
● 2017-04-19 01:09:10
○ 2026-06-26 11:32:52
○ 2026-07-07 18:50:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, c.dns.cn, b.dns.cn, d.dns.cn... | - |
| ledtb.cn | javon.ns.cloudflare.com, pearl.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.195.108
NS records: javon.ns.cloudflare.com, pearl.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ledtb.cn (unsigned zone)
⏱️ Timing
Total: 1186ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.159.70, 104.21.33.64 |
| AAAA | 2 | 2606:4700:3034::6815:2140, 2606:4700:3035::ac43:9f46 |
| NS | 2 | javon.ns.cloudflare.com, pearl.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | javon.ns.cloudflare.com dns.cloudflare.c |
Analysis
IP Addresses
ledtb.cn points to the four IP addresses 104.21.33.64, 172.67.159.70, 2606:4700:3034::6815:2140 and 2606:4700:3035::ac43:9f46.
Additional host names — www.faculdadevitoriaemcristo.edu.br, hoahau.tienphong.vn, standupnight.com and two others — share IP numbers with ledtb.cn.
Name Servers
ledtb.cn is delegated to two name servers: javon.ns.cloudflare.com and pearl.ns.cloudflare.com.
ledtb.cn shares its name server setup with other domains, including eepai.com, egstv.com, zjniuji.com and two others.
There is at least partial name server overlap between ledtb.cn and other domains — szjinhao.com, intracloud.info, generationsfamilypractice.com and two more among them.
Host names with 6 IP numbers:
javon.ns.cloudflare.com resolves to 108.162.195.108, 162.159.44.108, 172.64.35.108 and 3 other IP addresses.
pearl.ns.cloudflare.com resolves to 108.162.194.140, 162.159.38.140, 172.64.34.140 and 3 other IP addresses.