schoolcode.org - dns.ninja
schoolcode.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 207.244.238.135🇺🇸 CONTABO-USA207.244.224.0/20 710 N Tucker Blvd. STE 400A St. Louis MO 63101 United States | ||||||
| PTR | vmi3240732.contaboserver.net | ||||||
| NS | ns1.digitalocean.com ⭐ | ||||||
| A | 2606:4700:52::ac40:34d2🇺🇸 Cloudflare2606:4700:52::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns1.digitalocean.com | ||||||
| A | 172.64.52.210🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns1.digitalocean.com | ||||||
| NS | ns2.digitalocean.com | ||||||
| A | 2606:4700:5a::ac40:3515🇺🇸 Cloudflare2606:4700:5a::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns2.digitalocean.com | ||||||
| A | 172.64.53.21🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns2.digitalocean.com | ||||||
| NS | ns3.digitalocean.com | ||||||
| A | 2606:4700:52::ac40:31d1🇺🇸 Cloudflare2606:4700:52::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns3.digitalocean.com | ||||||
| A | 172.64.49.209🇺🇸 Cloudflare172.64.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns3.digitalocean.com | ||||||
| SOA | ns1.digitalocean.comhostmaster@schoolcode.org serial=0 | ||||||
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=1782873553 | ||||||
Same first word
schoolcode.com |
schoolcode.org |
Similar names
DNS History
5 records (4 active, 1 former)
●NSns1.digitalocean.com2015-08-09 → 2026-07-01 · 2 obs
● 2026-07-01 02:50:04
●NSns2.digitalocean.com2015-08-09 → 2026-07-01 · 2 obs
● 2026-07-01 02:50:04
●NSns3.digitalocean.com2015-08-09 → 2026-07-01 · 2 obs
● 2026-07-01 02:50:04
○A198.199.122.2292015-08-09 → 2020-01-05 · 4 obs
● 2020-01-05 13:06:48
○ 2026-06-24 06:35:54
○ 2026-07-01 02:50:04
●A207.244.238.1352026-06-24 → 2026-07-01 · 3 obs
● 2026-06-24 06:35:54
● 2026-07-01 02:50:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| schoolcode.org | ns3.digitalocean.com, ns2.digitalocean.com, ns1.digitalocean.com | - |
✅ Authoritative Response
Server:172.64.53.21
NS records: ns3.digitalocean.com, ns2.digitalocean.com, ns1.digitalocean.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for schoolcode.org (unsigned zone)
⏱️ Timing
Total: 209ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 207.244.238.135 |
| NS | 3 | ns1.digitalocean.com, ns3.digitalocean.com... |
| SOA | 1 | ns1.digitalocean.com hostmaster.schoolco |
Analysis
IP Addresses
schoolcode.org resolves to just one IP address, 207.244.238.135.
Two other host names, along with bigpack.de, imediassociates.org and latticeqcd.org, also share IP numbers with schoolcode.org.
Name Servers
Three name servers are authoritative for schoolcode.org: ns1.digitalocean.com, ns2.digitalocean.com and ns3.digitalocean.com.
At least some of schoolcode.org's name servers are shared with other domains, for example unql.org, imso30.com, 1.0.0.f.5.5.1.0.0.0.0.0.0.0.0.0.0.f.0.0.2.0.0.0.0.c.0.b.3.0.a.2.ip6.arpa and two more.
ns1.digitalocean.com resolves to 172.64.52.210 and 2606:4700:52::ac40:34d2. ns2.digitalocean.com resolves to 172.64.53.21 and 2606:4700:5a::ac40:3515. ns3.digitalocean.com resolves to 172.64.49.209 and 2606:4700:52::ac40:31d1. All three hostnames point to two IP numbers each.