congduhoc.com - robtex.com
congduhoc.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3031::ac43:c4c1🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3036::6815:24a1🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.36.161Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.196.193🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | adrian.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3a39🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 2803:f800:50::6ca2:c039🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| A | 2a06:98c1:50::ac40:2039🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| A | 108.162.192.57🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.32.57🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 173.245.58.57🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | albert.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.36.161, 172.67.196.193 | ||||||
| IPv6 | 2606:4700:3031::ac43:c4c1, 2606:4700:3036::6815:24a1 | ||||||
| SOA | adrian.ns.cloudflare.comdns@cloudflare.com serial=2396765631 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1771291435 | ||||||
Same first word
congduhoc.com |
DNS History
19 records (6 active, 13 former)
●NSadrian.ns.cloudflare.com2026-03-21 → 2026-03-21 · 3 obs
○ 2016-07-19 10:37:54
● 2026-03-21 15:29:38
● 2026-03-21 18:53:18
● 2026-03-21 15:29:38
● 2026-03-21 18:53:18
●NSalbert.ns.cloudflare.com2026-03-21 → 2026-03-21 · 3 obs
○ 2016-07-19 10:37:54
● 2026-03-21 15:29:38
● 2026-03-21 18:53:18
● 2026-03-21 15:29:38
● 2026-03-21 18:53:18
○NSns1.dotvndns.vn2016-03-22 → 2016-07-19 · 5 obs
○ 2015-12-22 17:40:24
● 2016-03-22 08:46:08
● 2016-07-19 10:37:54
○ 2026-03-21 15:29:38
○ 2026-03-21 18:53:18
● 2016-03-22 08:46:08
● 2016-07-19 10:37:54
○ 2026-03-21 15:29:38
○ 2026-03-21 18:53:18
○NSns11.domaincontrol.com2015-05-24 → 2015-12-22 · 4 obs
● 2015-05-24 19:16:22
● 2015-12-22 17:40:24
○ 2016-03-22 08:46:08
○ 2026-03-21 18:53:18
● 2015-12-22 17:40:24
○ 2016-03-22 08:46:08
○ 2026-03-21 18:53:18
○NSns12.domaincontrol.com2015-05-24 → 2015-12-22 · 4 obs
● 2015-05-24 19:16:22
● 2015-12-22 17:40:24
○ 2016-03-22 08:46:08
○ 2026-03-21 18:53:18
● 2015-12-22 17:40:24
○ 2016-03-22 08:46:08
○ 2026-03-21 18:53:18
○NSns2.dotvndns.vn2016-03-22 → 2016-07-19 · 5 obs
○ 2015-12-22 17:40:24
● 2016-03-22 08:46:08
● 2016-07-19 10:37:54
○ 2026-03-21 15:29:38
○ 2026-03-21 18:53:18
● 2016-03-22 08:46:08
● 2016-07-19 10:37:54
○ 2026-03-21 15:29:38
○ 2026-03-21 18:53:18
○MXmail.congduhoc.com2016-03-22 → 2016-07-19 · 5 obs
○ 2015-12-22 17:40:24
● 2016-03-22 08:46:08
● 2016-07-19 10:37:54
○ 2026-03-21 15:29:38
○ 2026-03-21 18:53:18
● 2016-03-22 08:46:08
● 2016-07-19 10:37:54
○ 2026-03-21 15:29:38
○ 2026-03-21 18:53:18
○MXmailstore1.secureserver.net2015-05-24 → 2015-12-22 · 4 obs
● 2015-05-24 19:16:22
● 2015-12-22 17:40:24
○ 2016-03-22 08:46:08
○ 2026-03-21 18:53:18
● 2015-12-22 17:40:24
○ 2016-03-22 08:46:08
○ 2026-03-21 18:53:18
○MXsmtp.secureserver.net2015-05-24 → 2015-12-22 · 4 obs
● 2015-05-24 19:16:22
● 2015-12-22 17:40:24
○ 2016-03-22 08:46:08
○ 2026-03-21 18:53:18
● 2015-12-22 17:40:24
○ 2016-03-22 08:46:08
○ 2026-03-21 18:53:18
●A104.21.36.1612026-03-21 → 2026-03-21 · 3 obs
○ 2017-03-26 03:59:28
● 2026-03-21 15:29:38
● 2026-03-21 18:53:18
● 2026-03-21 15:29:38
● 2026-03-21 18:53:18
○A112.213.91.612017-03-26 → 2017-03-26 · 4 obs
○ 2016-07-19 10:37:54
● 2017-03-26 03:59:28
○ 2026-03-21 15:29:38
○ 2026-03-21 18:53:18
● 2017-03-26 03:59:28
○ 2026-03-21 15:29:38
○ 2026-03-21 18:53:18
○A116.193.76.1682016-03-22 → 2016-07-19 · 5 obs
○ 2015-12-22 17:40:24
● 2016-03-22 08:46:08
● 2016-07-19 10:37:54
○ 2017-03-26 03:59:28
○ 2026-03-21 18:53:18
● 2016-03-22 08:46:08
● 2016-07-19 10:37:54
○ 2017-03-26 03:59:28
○ 2026-03-21 18:53:18
●A172.67.196.1932026-03-21 → 2026-03-21 · 3 obs
○ 2017-03-26 03:59:28
● 2026-03-21 15:29:38
● 2026-03-21 18:53:18
● 2026-03-21 15:29:38
● 2026-03-21 18:53:18
○A216.239.32.212015-05-24 → 2015-12-22 · 4 obs
● 2015-05-24 19:16:22
● 2015-12-22 17:40:24
○ 2016-03-22 08:46:08
○ 2026-03-21 18:53:18
● 2015-12-22 17:40:24
○ 2016-03-22 08:46:08
○ 2026-03-21 18:53:18
○A216.239.34.212015-05-24 → 2015-12-22 · 4 obs
● 2015-05-24 19:16:22
● 2015-12-22 17:40:24
○ 2016-03-22 08:46:08
○ 2026-03-21 18:53:18
● 2015-12-22 17:40:24
○ 2016-03-22 08:46:08
○ 2026-03-21 18:53:18
○A216.239.36.212015-05-24 → 2015-12-22 · 4 obs
● 2015-05-24 19:16:22
● 2015-12-22 17:40:24
○ 2016-03-22 08:46:08
○ 2026-03-21 18:53:18
● 2015-12-22 17:40:24
○ 2016-03-22 08:46:08
○ 2026-03-21 18:53:18
○A216.239.38.212015-05-24 → 2015-12-22 · 4 obs
● 2015-05-24 19:16:22
● 2015-12-22 17:40:24
○ 2016-03-22 08:46:08
○ 2026-03-21 18:53:18
● 2015-12-22 17:40:24
○ 2016-03-22 08:46:08
○ 2026-03-21 18:53:18
●A2606:4700:3031::ac43:c4c12026-03-21 → 2026-03-21 · 3 obs
○ 2017-03-26 03:59:28
● 2026-03-21 15:29:38
● 2026-03-21 18:53:18
● 2026-03-21 15:29:38
● 2026-03-21 18:53:18
●A2606:4700:3036::6815:24a12026-03-21 → 2026-03-21 · 3 obs
○ 2017-03-26 03:59:28
● 2026-03-21 15:29:38
● 2026-03-21 18:53:18
● 2026-03-21 15:29:38
● 2026-03-21 18:53:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| congduhoc.com | adrian.ns.cloudflare.com, albert.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server: 108.162.192.57
NS records: adrian.ns.cloudflare.com, albert.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for congduhoc.com (unsigned zone)
⏱️ Timing
Total: 251ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.36.161, 172.67.196.193 |
| AAAA | 2 | 2606:4700:3036::6815:24a1, 2606:4700:3031::ac43:c4c1 |
| NS | 2 | adrian.ns.cloudflare.com, albert.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | adrian.ns.cloudflare.com dns.cloudflare. |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (adrian.ns.cloudflare.com, adrian.ns.cloudflare.com, adrian.ns.cloudflare.com...)
Analysis
IP Addresses
congduhoc.com resolves to four IPs: 2606:4700:3031::ac43:c4c1, 2606:4700:3036::6815:24a1, 104.21.36.161 and 172.67.196.193.
Name Servers
congduhoc.com has two name servers: adrian.ns.cloudflare.com and albert.ns.cloudflare.com.
Host names with six IP numbers: The host name adrian.ns.cloudflare.com points to 2606:4700:50::adf5:3a39, 2803:f800:50::6ca2:c039, 2a06:98c1:50::ac40:2039, 108.162.192.57, 172.64.32.57 and 173.245.58.57.