cdlschoolusa.com - robtex.com
cdlschoolusa.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::6815:59e1🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3036::ac43:a5ba🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.89.225Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.165.186🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | adel.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3a37🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | adel.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c037🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | adel.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2037🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | adel.ns.cloudflare.com | ||||||
| A | 108.162.192.55🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | adel.ns.cloudflare.com | ||||||
| A | 172.64.32.55🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | adel.ns.cloudflare.com | ||||||
| A | 173.245.58.55🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | adel.ns.cloudflare.com | ||||||
| NS | luke.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3bc8🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | luke.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1c8🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | luke.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21c8🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | luke.ns.cloudflare.com | ||||||
| A | 108.162.193.200🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | luke.ns.cloudflare.com | ||||||
| A | 172.64.33.200🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | luke.ns.cloudflare.com | ||||||
| A | 173.245.59.200🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | luke.ns.cloudflare.com | ||||||
| MX | mx.yandex.net ⭐ | ||||||
| A | 2a02:6b8::311🇷🇺 TELETECH2a02:6b8::/32 Yandex network | ||||||
| PTR | mxfront.stable.qloud-b.yandex.net | ||||||
| A | 77.88.21.249🇷🇺 TELETECH77.88.0.0/18 Yandex enterprise network | ||||||
| PTR | mxfront.stable.qloud-b.yandex.net | ||||||
| TXT | v=spf1 redirect=_spf.yandex.net | ||||||
| TXT | yandex-verification: e2a6ea2ea5541fb2 | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.89.225, 172.67.165.186 | ||||||
| IPv6 hints | 2606:4700:3030::6815:59e1, 2606:4700:3036::ac43:a5ba | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=44, name=cloudflare-ech.com | ||||||
| SOA | adel.ns.cloudflare.comdns@cloudflare.com serial=2403050025 | ||||||
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=1778446961 | ||||||
Same first word
cdlschoolusa.com |
DNS History
7 records (7 active, 0 former)
●NSadel.ns.cloudflare.com2026-05-06 → 2026-05-10 · 2 obs
● 2026-05-10 21:08:00
●NSluke.ns.cloudflare.com2026-05-06 → 2026-05-10 · 2 obs
● 2026-05-10 21:08:00
●MXmx.yandex.net2026-05-06 → 2026-05-10 · 2 obs
● 2026-05-10 21:08:00
●A104.21.89.2252026-05-06 → 2026-05-10 · 2 obs
● 2026-05-10 21:08:00
●A172.67.165.1862026-05-06 → 2026-05-10 · 2 obs
● 2026-05-10 21:08:00
●A2606:4700:3030::6815:59e12026-05-06 → 2026-05-10 · 2 obs
● 2026-05-10 21:08:00
●A2606:4700:3036::ac43:a5ba2026-05-06 → 2026-05-10 · 2 obs
● 2026-05-10 21:08:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | h.gtld-servers.net, m.gtld-servers.net, a.gtld-servers.net, b.gtld-servers.net... | - |
| cdlschoolusa.com | luke.ns.cloudflare.com, adel.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.192.55
NS records: luke.ns.cloudflare.com, adel.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cdlschoolusa.com (unsigned zone)
⏱️ Timing
Total: 146ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.165.186, 104.21.89.225 |
| AAAA | 2 | 2606:4700:3036::ac43:a5ba, 2606:4700:3030::6815:59e1 |
| NS | 2 | adel.ns.cloudflare.com, luke.ns.cloudflare.com |
| MX | 1 | mx.yandex.net (pri: 10) |
| TXT | 2 | v=spf1 redirect=_spf.yandex.net, yandex-verification: e2a6ea2ea5541fb2 |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | adel.ns.cloudflare.com dns.cloudflare.co |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (luke.ns.cloudflare.com, luke.ns.cloudflare.com, luke.ns.cloudflare.com...)
Analysis
IP Addresses
cdlschoolusa.com refers to four IP numbers: 2606:4700:3030::6815:59e1, 2606:4700:3036::ac43:a5ba, 104.21.89.225 and 172.67.165.186.
Other host names, for instance commoncoresheets.com, rallyteambornholm.dk, seovision.co.il, www.spacecannonsne.it and www.ifayayi.com share IP numbers with cdlschoolusa.com.
Name Servers
cdlschoolusa.com's delegation uses two name servers: adel.ns.cloudflare.com and luke.ns.cloudflare.com.
cdlschoolusa.com uses the same name server setup as other domains, such as ftsgeoteknik.com, xx.gg, alacatizeytinotel.com, lucashf.com.br and kasmiramar.com.
cdlschoolusa.com at least partially shares name servers with other domains, including global-gt.com, gdigital.com.br, rrdm.org, cocoting.top and coupomuscode.com.
These name servers are often used with arch.ns.cloudflare.com and kate.ns.cloudflare.com.
Host names with six IP numbers:
adel.ns.cloudflare.com points to 2606:4700:50::adf5:3a37, 2803:f800:50::6ca2:c037, 2a06:98c1:50::ac40:2037, 108.162.192.55, 172.64.32.55 and 173.245.58.55.
luke.ns.cloudflare.com points to 2606:4700:58::adf5:3bc8, 2803:f800:50::6ca2:c1c8, 2a06:98c1:50::ac40:21c8, 108.162.193.200, 172.64.33.200 and 173.245.59.200.
Mail Servers
A single mail server handles cdlschoolusa.com, mx.yandex.net.
cdlschoolusa.com shares the same mail server setup as other domains, for instance shergina.com, com-part.ru, carsdata.ru, disk-on.ru and fish-day.com.
cdlschoolusa.com shares at least some mail servers with other domains, for example svetop.ru, airlan.ru, spinelli-group.com, kitsmol.ru and cpx2.ru.
The host name mx.yandex.net resolves to two IP numbers: 2a02:6b8::311 and 77.88.21.249.