harbor.school - robtex.com
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harbor.school
school
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | v0n0.nic.school ⭐ 🔒 | ||||||
| NS | v0n1.nic.school 🔒 | ||||||
| NS | v0n2.nic.school 🔒 | ||||||
| NS | v0n3.nic.school 🔒 | ||||||
| NS | v2n0.nic.school 🔒 | ||||||
| NS | v2n1.nic.school 🔒 | ||||||
| SOA | v0n0.nic.schoolhostmaster@donuts.email serial=1771366889 | ||||||
Up
Same first word
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DNS History
14 records (9 active, 5 former)
●NSns-1231.awsdns-25.org2026-02-18 → 2026-02-18 · 2 obs
● 2026-02-18 08:09:50
●NSns-1801.awsdns-33.co.uk2026-02-18 → 2026-02-18 · 2 obs
● 2026-02-18 08:09:50
●NSns-531.awsdns-02.net2026-02-18 → 2026-02-18 · 2 obs
● 2026-02-18 08:09:50
●NSns-84.awsdns-10.com2026-02-18 → 2026-02-18 · 2 obs
● 2026-02-18 08:09:50
○NSns1.digitalocean.com2018-05-12 → 2018-05-12 · 2 obs
○ 2026-02-18 08:09:50
○NSns2.digitalocean.com2018-05-12 → 2018-05-12 · 2 obs
○ 2026-02-18 08:09:50
○NSns3.digitalocean.com2018-05-12 → 2018-05-12 · 2 obs
○ 2026-02-18 08:09:50
○A165.227.120.1642018-05-12 → 2018-05-12 · 2 obs
○ 2026-02-18 08:09:50
○A2604:a880:800:a1::a9:e0012018-05-12 → 2018-05-12 · 2 obs
○ 2026-02-18 08:09:50
●A31.43.160.62026-02-18 → 2026-02-18 · 2 obs
● 2026-02-18 08:09:50
●A31.43.161.62026-02-18 → 2026-02-18 · 2 obs
● 2026-02-18 08:09:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| school | v2n0.nic.school, v0n2.nic.school, v0n0.nic.school, v0n3.nic.school... | 12 records |
| harbor.school | ns-531.awsdns-02.net, ns-1801.awsdns-33.co.uk, ns-84.awsdns-10.com, ns-1231.awsdns-25.org | - |
✅ Authoritative Response
Server: 205.251.196.207
NS records: ns-531.awsdns-02.net, ns-1801.awsdns-33.co.uk, ns-84.awsdns-10.com, ns-1231.awsdns-25.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for harbor.school (unsigned zone)
⏱️ Timing
Total: 549ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 31.43.160.6, 31.43.161.6 |
| NS | 4 | ns-1231.awsdns-25.org, ns-1801.awsdns-33.co.uk... |
| MX | 3 | mx.zoho.com (pri: 10), mx2.zoho.com (pri: 20)... |
| TXT | 1 | openai-domain-verification=dv-WwI16TzjjI |
| SOA | 1 | ns-531.awsdns-02.net awsdns-hostmaster.a |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (v2n0.nic.school, v2n0.nic.school, v0n2.nic.school...)
AI analysis
harbor.school is a parent of beta.harbor.school and cdng.harbor.school.
harbor.school points to two IP numbers: 31.43.160.6 and 31.43.161.6.
Other host names, for instance huepartners.com, emaago.com, nakedbrunch.com, 4sign.se and aakb.com share IP numbers with harbor.school.
harbor.school is delegated to four name servers: ns-84.awsdns-10.com, ns-531.awsdns-02.net, ns-1231.awsdns-25.org and ns-1801.awsdns-33.co.uk.
harbor.school shares name servers with other domains at least partially, for instance brazzersdvds.com, la.drm.cloud, redditmail.com, youporndeutsch.xyz and d2mjd0vv7pla1e.cloudfront.net.
these name servers are commonly used with the name servers ns-92.awsdns-11.com, sdns3.ultradns.com, sdns3.ultradns.biz, sdns3.ultradns.net, ns-1499.awsdns-59.org, sdns3.ultradns.org, ns-1567.awsdns-03.co.uk, ns-243.awsdns-30.com, ns-806.awsdns-36.net and ns-1725.awsdns-23.co.uk.
Host names with two IP numbers:
ns-84.awsdns-10.com resolves to 2600:9000:5300:5400::1 and 205.251.192.84.
ns-531.awsdns-02.net resolves to 2600:9000:5302:1300::1 and 205.251.194.19.
ns-1231.awsdns-25.org resolves to 2600:9000:5304:cf00::1 and 205.251.196.207.
ns-1801.awsdns-33.co.uk resolves to 2600:9000:5307:900::1 and 205.251.199.9.
harbor.school is handled by three mail servers: mx2.zoho.com, mx3.zoho.com and mx.zoho.com.
harbor.school shares some mail servers with other domains, including samocha.co, dealelement.com, negineer.com, decorazzia.com and ongoltd.com.
Host names with two IP numbers:
mx.zoho.com points to 136.143.183.44 and 204.141.43.44.
Host names with one IP number:
mx2.zoho.com points to 136.143.183.44.
mx3.zoho.com points to 204.141.43.44.
Host names that point to 136.143.183.44: mx.zoho.com and mx2.zoho.com.
Host names that point to 204.141.43.44: mx.zoho.com and mx3.zoho.com.