schoolofcode.io - dns.ninja
schoolofcode.io
io
| DNSSEC | ๐ Signed (DS record present) | ||||||
| NS | a0.nic.io โญ | ||||||
| NS | a2.nic.io | ||||||
| NS | b0.nic.io | ||||||
| NS | c0.nic.io | ||||||
| SOA | a0.nic.iohostmaster@donuts.email serial=1782893991 | ||||||
Subdomains
Same first word
schoolofcode.io |
schoolofcode.com |
Similar names
DNS History
17 records (11 active, 6 former)
โNSnoah.ns.cloudflare.com2026-04-06 โ 2026-07-01 ยท 3 obs
โ 2026-04-06 04:45:00
โ 2026-07-01 08:53:30
โNSns-1448.awsdns-53.org2016-12-08 โ 2016-12-08 ยท 3 obs
โ 2026-04-06 04:45:00
โ 2026-07-01 08:53:30
โNSns-1918.awsdns-47.co.uk2016-12-08 โ 2016-12-08 ยท 3 obs
โ 2026-04-06 04:45:00
โ 2026-07-01 08:53:30
โNSns-60.awsdns-07.com2016-12-08 โ 2016-12-08 ยท 3 obs
โ 2026-04-06 04:45:00
โ 2026-07-01 08:53:30
โNSns-995.awsdns-60.net2016-12-08 โ 2016-12-08 ยท 3 obs
โ 2026-04-06 04:45:00
โ 2026-07-01 08:53:30
โNSrobin.ns.cloudflare.com2026-04-06 โ 2026-07-01 ยท 3 obs
โ 2026-04-06 04:45:00
โ 2026-07-01 08:53:30
โMXalt1.aspmx.l.google.com2026-04-06 โ 2026-07-01 ยท 2 obs
โ 2026-07-01 08:53:30
โMXalt2.aspmx.l.google.com2026-04-06 โ 2026-07-01 ยท 2 obs
โ 2026-07-01 08:53:30
โMXalt3.aspmx.l.google.com2026-04-06 โ 2026-07-01 ยท 2 obs
โ 2026-07-01 08:53:30
โMXalt4.aspmx.l.google.com2026-04-06 โ 2026-07-01 ยท 2 obs
โ 2026-07-01 08:53:30
โMXaspmx.l.google.com2026-04-06 โ 2026-07-01 ยท 2 obs
โ 2026-07-01 08:53:30
โA104.21.72.602026-04-06 โ 2026-07-01 ยท 3 obs
โ 2026-04-06 04:45:00
โ 2026-07-01 08:53:30
โA172.67.175.2422026-04-06 โ 2026-07-01 ยท 3 obs
โ 2026-04-06 04:45:00
โ 2026-07-01 08:53:30
โA2606:4700:3033::ac43:aff22026-06-22 โ 2026-07-01 ยท 3 obs
โ 2026-06-22 19:07:38
โ 2026-07-01 08:53:30
โA2606:4700:3035::ac43:aff22026-04-06 โ 2026-05-08 ยท 5 obs
โ 2026-04-06 04:45:00
โ 2026-05-08 12:19:08
โ 2026-06-22 19:07:38
โ 2026-07-01 08:53:30
โA2606:4700:3036::6815:483c2026-04-06 โ 2026-07-01 ยท 3 obs
โ 2026-04-06 04:45:00
โ 2026-07-01 08:53:30
โA54.231.131.842016-12-08 โ 2016-12-08 ยท 3 obs
โ 2026-04-06 04:45:00
โ 2026-07-01 08:53:30
๐ DNS Trace
๐ Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| io | b0.nic.io, a0.nic.io, a2.nic.io, c0.nic.io | - |
| schoolofcode.io | noah.ns.cloudflare.com, robin.ns.cloudflare.com | - |
โ Authoritative Response
Server:173.245.58.218
NS records: noah.ns.cloudflare.com, robin.ns.cloudflare.com
๐ DNSSEC Status
โ ๏ธ Insecure (no DNSSEC)
No DS record for schoolofcode.io (unsigned zone)
โฑ๏ธ Timing
Total: 426ms | Queries: -
๐ Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.72.60, 172.67.175.242 |
| AAAA | 2 | 2606:4700:3036::6815:483c, 2606:4700:3033::ac43:aff2 |
| NS | 2 | noah.ns.cloudflare.com, robin.ns.cloudflare.com |
| MX | 5 | aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)... |
| TXT | 1 | v=spf1 include:_spf.google.com ~all |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | noah.ns.cloudflare.com dns.cloudflare.co |
Analysis
Hierarchy
ws.schoolofcode.io and www.schoolofcode.io are both subdomains of schoolofcode.io.
IP Addresses
schoolofcode.io directs to four IP numbers, which are 104.21.72.60, 172.67.175.242, 2606:4700:3033::ac43:aff2 and 2606:4700:3036::6815:483c.
rekapi.com, egtslots.com, refit.pro and two other host names share IP numbers with schoolofcode.io.
Name Servers
schoolofcode.io is delegated to two name servers: noah.ns.cloudflare.com and robin.ns.cloudflare.com.
schoolofcode.io uses the same name servers as several other domains โ among them sewcrazed.com, psadefense.com, shqiptv.net and two more.
There is at least partial name server overlap between schoolofcode.io and other domains โ h0rrhc.com, danielsalexander.com, bsovtoken.com and two more among them.
These name servers are routinely deployed together with the name servers jill.ns.cloudflare.com.
Hostnames that resolve to 6 IP addresses:
noah.ns.cloudflare.com resolves to 108.162.193.133, 172.64.33.133, 173.245.59.133 and 3 other IP addresses.
robin.ns.cloudflare.com resolves to 108.162.192.218, 172.64.32.218, 173.245.58.218 and 3 other IP addresses.
Mail Servers
Five mail servers handle schoolofcode.io: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.
schoolofcode.io has at least partial mail server overlap with other domains such as bonnaure.us, steelmagnoliasinc.org, tigerlilly.me and two more.
These mail servers commonly co-occur with mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 others.
Hostnames that resolve to two IP addresses:
aspmx.l.google.com points to 142.250.31.26 and 2607:f8b0:4004:c1d::1b.
alt1.aspmx.l.google.com points to 108.177.123.27 and 2800:3f0:4003:c0f::1a.
alt2.aspmx.l.google.com points to 172.253.116.27 and 2a00:1450:400b:c02::1a.
alt3.aspmx.l.google.com points to 192.178.223.27 and 2a00:1450:4009:c0f::1a.
alt4.aspmx.l.google.com points to 172.253.157.27 and 2a00:1450:400c:c23::1b.