schoolhack.io - dns.ninja
schoolhack.io
io
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.nic.io ⭐ | ||||||
| NS | a2.nic.io | ||||||
| NS | b0.nic.io | ||||||
| NS | c0.nic.io | ||||||
| SOA | a0.nic.iohostmaster@donuts.email serial=1786192928 | ||||||
Subdomains
www.schoolhack.io |
Same first word
schoolhack.io |
Similar names
DNS History
12 records (8 active, 4 former)
●NSns63.domaincontrol.com2018-05-09 → 2026-08-08 · 2 obs
● 2026-08-08 13:03:58
●NSns64.domaincontrol.com2018-05-09 → 2026-08-08 · 2 obs
● 2026-08-08 13:03:58
●MXalt1.aspmx.l.google.com2018-05-09 → 2026-08-08 · 2 obs
● 2026-08-08 13:03:58
●MXalt2.aspmx.l.google.com2018-05-09 → 2026-08-08 · 2 obs
● 2026-08-08 13:03:58
●MXaspmx.l.google.com2018-05-09 → 2026-08-08 · 2 obs
● 2026-08-08 13:03:58
●MXaspmx2.googlemail.com2018-05-09 → 2026-08-08 · 2 obs
● 2026-08-08 13:03:58
●MXaspmx3.googlemail.com2018-05-09 → 2026-08-08 · 2 obs
● 2026-08-08 13:03:58
○A198.185.159.1442018-05-09 → 2018-05-09 · 3 obs
○ 2026-04-03 18:12:10
○ 2026-08-08 13:03:58
○A198.185.159.1452018-05-09 → 2018-05-09 · 3 obs
○ 2026-04-03 18:12:10
○ 2026-08-08 13:03:58
○A198.49.23.1442018-05-09 → 2018-05-09 · 3 obs
○ 2026-04-03 18:12:10
○ 2026-08-08 13:03:58
○A198.49.23.1452018-05-09 → 2018-05-09 · 3 obs
○ 2026-04-03 18:12:10
○ 2026-08-08 13:03:58
●A8.35.192.292026-04-03 → 2026-08-08 · 3 obs
● 2026-04-03 18:12:10
● 2026-08-08 13:03:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| io | c0.nic.io, a2.nic.io, a0.nic.io, b0.nic.io | - |
| schoolhack.io | ns64.domaincontrol.com, ns63.domaincontrol.com | - |
✅ Authoritative Response
Server:173.201.69.42
NS records: ns64.domaincontrol.com, ns63.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for schoolhack.io (unsigned zone)
⏱️ Timing
Total: 717ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 8.35.192.29 |
| NS | 2 | ns63.domaincontrol.com, ns64.domaincontrol.com |
| MX | 5 | alt1.aspmx.l.google.com (pri: 20), alt2.aspmx.l.google.com (pri: 30)... |
| TXT | 2 | google-site-verification=rPQNQv5HKY4qQ94, v=spf1 include:zcsend.net ~all |
| SOA | 1 | ns63.domaincontrol.com dns.jomax.net |
Analysis
Hierarchy
www.schoolhack.io is a subdomain of schoolhack.io.
IP Addresses
schoolhack.io resolves to just one IP address, 8.35.192.29.
Two other host names, along with opuscapital.wpengine.com, chicagorentals.com and opuscapital.com, also share IP numbers with schoolhack.io.
Name Servers
The NS records for schoolhack.io delegate to ns63.domaincontrol.com and ns64.domaincontrol.com.
schoolhack.io shares its NS records with other domains, for example lsfh.net, ashantileadership.com, wemsport.com and two others.
schoolhack.io and other domains like comfortablejourney.com share at least a portion of their name servers.
ns63.domaincontrol.com resolves to 97.74.101.42 and 2603:5:2154::2a. Likewise, ns64.domaincontrol.com resolves to 173.201.69.42 and 2603:5:2254::2a — two IP addresses apiece.
Mail Servers
Five mail servers handle schoolhack.io: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.
There is at least a partial MX overlap between schoolhack.io and other domains, including sunpharma.in, brtr.it, beloit.edu and two others.
These mail servers tend to appear in combination with mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 others.
Host names that have two IP addresses:
The A records for aspmx2.googlemail.com return 108.177.123.27 and 2800:3f0:4003:c0f::1b.
The A records for aspmx3.googlemail.com return 172.253.116.27 and 2a00:1450:400b:c02::1b.
The A records for aspmx.l.google.com return 192.178.155.26 and 2607:f8b0:4004:c08::1b.
The A records for alt1.aspmx.l.google.com return 108.177.123.27 and 2800:3f0:4003:c0f::1a.
The A records for alt2.aspmx.l.google.com return 172.253.116.26 and 2a00:1450:400b:c02::1b.
aspmx2.googlemail.com and alt1.aspmx.l.google.com each have 108.177.123.27 IP addresses.
aspmx3.googlemail.com and alt2.aspmx.l.google.com each have 2a00:1450:400b:c02::1b IP addresses.