cotuong.org - robtex.com
cotuong.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3034::6815:7ce🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:bc03🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.7.206Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.188.3🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | clint.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3b5a🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | clint.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c15a🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | clint.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:215a🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | clint.ns.cloudflare.com | ||||||
| A | 108.162.193.90🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | clint.ns.cloudflare.com | ||||||
| A | 172.64.33.90🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | clint.ns.cloudflare.com | ||||||
| A | 173.245.59.90🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | clint.ns.cloudflare.com | ||||||
| NS | maria.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3ac0🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | maria.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0c0🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | maria.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20c0🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | maria.ns.cloudflare.com | ||||||
| A | 108.162.192.192🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | maria.ns.cloudflare.com | ||||||
| A | 172.64.32.192🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | maria.ns.cloudflare.com | ||||||
| A | 173.245.58.192🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | maria.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.7.206, 172.67.188.3 | ||||||
| IPv6 hints | 2606:4700:3034::6815:7ce, 2606:4700:3037::ac43:bc03 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=52, name=cloudflare-ech.com | ||||||
| SOA | clint.ns.cloudflare.comdns@cloudflare.com serial=2399689321 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1777030487 | ||||||
Same first word
cotuong.top |
cotuong.edu.vn |
cotuong.com |
cotuong.games |
cotuong.net |
cotuong.app |
cotuong.org |
cotuong.xyz |
cotuong.online |
cotuong.vn |
Similar names
DNS History
11 records (6 active, 5 former)
●NSclint.ns.cloudflare.com2026-04-19 → 2026-04-24 · 3 obs
● 2026-04-19 22:14:34
● 2026-04-24 11:40:46
●NSmaria.ns.cloudflare.com2026-04-19 → 2026-04-24 · 3 obs
● 2026-04-19 22:14:34
● 2026-04-24 11:40:46
○NSns63.domaincontrol.com2015-08-25 → 2017-04-09 · 4 obs
● 2017-04-09 12:42:44
○ 2026-04-19 22:14:34
○ 2026-04-24 11:40:46
○NSns64.domaincontrol.com2015-08-25 → 2017-04-09 · 4 obs
● 2017-04-09 12:42:44
○ 2026-04-19 22:14:34
○ 2026-04-24 11:40:46
○MXmailstore1.secureserver.net2015-08-25 → 2017-04-09 · 4 obs
● 2017-04-09 12:42:44
○ 2026-04-19 22:14:34
○ 2026-04-24 11:40:46
○MXsmtp.secureserver.net2015-08-25 → 2017-04-09 · 4 obs
● 2017-04-09 12:42:44
○ 2026-04-19 22:14:34
○ 2026-04-24 11:40:46
●A104.21.7.2062026-04-19 → 2026-04-24 · 3 obs
● 2026-04-19 22:14:34
● 2026-04-24 11:40:46
●A172.67.188.32026-04-19 → 2026-04-24 · 3 obs
● 2026-04-19 22:14:34
● 2026-04-24 11:40:46
○A184.168.221.442015-08-25 → 2017-04-09 · 4 obs
● 2017-04-09 12:42:44
○ 2026-04-19 22:14:34
○ 2026-04-24 11:40:46
●A2606:4700:3034::6815:7ce2026-04-19 → 2026-04-24 · 3 obs
● 2026-04-19 22:14:34
● 2026-04-24 11:40:46
●A2606:4700:3037::ac43:bc032026-04-19 → 2026-04-24 · 3 obs
● 2026-04-19 22:14:34
● 2026-04-24 11:40:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org | - |
| cotuong.org | maria.ns.cloudflare.com, clint.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.193.90
NS records: maria.ns.cloudflare.com, clint.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cotuong.org (unsigned zone)
⏱️ Timing
Total: 432ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.188.3, 104.21.7.206 |
| AAAA | 2 | 2606:4700:3037::ac43:bc03, 2606:4700:3034::6815:7ce |
| NS | 2 | clint.ns.cloudflare.com, maria.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | clint.ns.cloudflare.com dns.cloudflare.c |
Analysis
IP Addresses
cotuong.org maps to four IP numbers: 2606:4700:3034::6815:7ce, 2606:4700:3037::ac43:bc03, 104.21.7.206 and 172.67.188.3.
Other host names, for instance www.unlocktech17.com, ajz.pmw-lordfilm.ru, toyota303.sbs, oxosolutions.com and 6fbet.net share IP numbers with cotuong.org.
Name Servers
Two name servers clint.ns.cloudflare.com and maria.ns.cloudflare.com handle delegation for cotuong.org.
cotuong.org uses the same name server setup as other domains, for example urgent-elec.com, derbypie.com, cpco.io, bandobatdongsan.com and avis.host.
cotuong.org partially shares name servers with other domains; examples include turbosaver.com, masa(0x706f726e)2.com, 532df.com, msi-search.com and 459501.com.
these name servers are commonly used with the name servers wally.ns.cloudflare.com.
Host names with six IP numbers: clint.ns.cloudflare.com points to: 2606:4700:58::adf5:3b5a, 2803:f800:50::6ca2:c15a, 2a06:98c1:50::ac40:215a, 108.162.193.90, 172.64.33.90 and 173.245.59.90; maria.ns.cloudflare.com points to: 2606:4700:50::adf5:3ac0, 2803:f800:50::6ca2:c0c0, 2a06:98c1:50::ac40:20c0, 108.162.192.192, 172.64.32.192 and 173.245.58.192.