classroomgoogle.org - robtex.com
classroomgoogle.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3031::6815:5785🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:8f61🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.87.133Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.143.97🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | elisabeth.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::a29f:26e0🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | elisabeth.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2e0🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | elisabeth.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22e0🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | elisabeth.ns.cloudflare.com | ||||||
| A | 108.162.194.224🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | elisabeth.ns.cloudflare.com | ||||||
| A | 162.159.38.224Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | elisabeth.ns.cloudflare.com | ||||||
| A | 172.64.34.224🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | elisabeth.ns.cloudflare.com | ||||||
| NS | sam.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3b8d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sam.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c18d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | sam.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:218d🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | sam.ns.cloudflare.com | ||||||
| A | 108.162.193.141🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sam.ns.cloudflare.com | ||||||
| A | 172.64.33.141🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sam.ns.cloudflare.com | ||||||
| A | 173.245.59.141🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sam.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.87.133, 172.67.143.97 | ||||||
| IPv6 hints | 2606:4700:3031::6815:5785, 2606:4700:3037::ac43:8f61 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=244, name=cloudflare-ech.com | ||||||
| SOA | elisabeth.ns.cloudflare.comdns@cloudflare.com serial=2404057074 | ||||||
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=1783398783 | ||||||
Same first word
classroomgoogle.org |
classroomgoogle.com |
Similar names
googleclassroom.asia |
googleclassroom.com |
googelclassroom.com |
googleclassroom.health |
googleclassroom.net |
googleclassroom.online |
DNS History
6 records (6 active, 0 former)
●NSelisabeth.ns.cloudflare.com2026-06-04 → 2026-07-07 · 2 obs
● 2026-07-07 04:42:14
●NSsam.ns.cloudflare.com2026-06-04 → 2026-07-07 · 2 obs
● 2026-07-07 04:42:14
●A104.21.87.1332026-06-04 → 2026-07-07 · 2 obs
● 2026-07-07 04:42:14
●A172.67.143.972026-06-04 → 2026-07-07 · 2 obs
● 2026-07-07 04:42:14
●A2606:4700:3031::6815:57852026-06-04 → 2026-07-07 · 2 obs
● 2026-07-07 04:42:14
●A2606:4700:3037::ac43:8f612026-06-04 → 2026-07-07 · 2 obs
● 2026-07-07 04:42:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org | - |
| classroomgoogle.org | sam.ns.cloudflare.com, elisabeth.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.193.141
NS records: sam.ns.cloudflare.com, elisabeth.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for classroomgoogle.org (unsigned zone)
⏱️ Timing
Total: 1482ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.87.133, 172.67.143.97 |
| AAAA | 2 | 2606:4700:3037::ac43:8f61, 2606:4700:3031::6815:5785 |
| NS | 2 | elisabeth.ns.cloudflare.com, sam.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | elisabeth.ns.cloudflare.com dns.cloudfla |
Analysis
IP Addresses
classroomgoogle.org resolves to four IP addresses: 104.21.87.133, 172.67.143.97, 2606:4700:3031::6815:5785 and 2606:4700:3037::ac43:8f61.
tituslassewilk.com, s-schumann.com, vectorfina-ncemedia.pics plus two other host names have IP numbers in common with classroomgoogle.org.
Name Servers
DNS delegation for classroomgoogle.org points to two name servers: elisabeth.ns.cloudflare.com and sam.ns.cloudflare.com.
The name server configuration of classroomgoogle.org is shared with other domains, for instance cks.be, otsegocounty.com, nethplexthryworks.com and two others.
classroomgoogle.org has at least partial name server overlap with other domains, such as vipdentaledu.com, hieuvo.io.vn, f69ng.com and two others.
It is common to find these name servers paired with the name servers rex.ns.cloudflare.com.
Hosts with 6 IP addresses each:
elisabeth.ns.cloudflare.com has IP addresses 108.162.194.224, 162.159.38.224 and 172.64.34.224, plus 3 other.
sam.ns.cloudflare.com has IP addresses 108.162.193.141, 172.64.33.141 and 173.245.59.141, plus 3 other.