cusd186.org - robtex.com
cusd186.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 3.33.229.111🇺🇸 Amazon | ||||||
| PTR | ac650dfa9279a781c.awsglobalaccelerator.com | ||||||
| A | 15.197.251.173🇺🇸 Amazon | ||||||
| NS | ns1.illinois.net ⭐ | ||||||
| A | 2001:1848:0:9300::4🇺🇸 ILLINOIS-CENTURY-NETWORK | ||||||
| PTR | ns1.illinois.net | ||||||
| A | 206.166.61.22🇺🇸 ILLINOIS-CENTURY-NETWORK | ||||||
| PTR | ns1.illinois.net | ||||||
| NS | ns2.illinois.net | ||||||
| A | 206.166.17.200🇺🇸 ILLINOIS-CENTURY-NETWORK | ||||||
| PTR | ns2.illinois.net | ||||||
| SOA | ns1.illinois.netadmin@mhs.org 2025-09-29 #1 | ||||||
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=1771291736 | ||||||
Same first word
cusd186.org |
DNS History
8 records (4 active, 4 former)
●NSns1.illinois.net2026-02-23 → 2026-02-23 · 3 obs
● 2026-02-23 01:58:28
● 2026-02-23 07:29:40
○NSns1.mhs.org2015-05-16 → 2017-11-21 · 4 obs
● 2017-11-21 06:12:08
○ 2026-02-23 01:58:28
○ 2026-02-23 07:29:40
●NSns2.illinois.net2026-02-23 → 2026-02-23 · 3 obs
● 2026-02-23 01:58:28
● 2026-02-23 07:29:40
○NSns2.mhs.org2015-05-16 → 2017-11-21 · 4 obs
● 2017-11-21 06:12:08
○ 2026-02-23 01:58:28
○ 2026-02-23 07:29:40
●A15.197.251.1732026-02-23 → 2026-02-23 · 3 obs
● 2026-02-23 01:58:28
● 2026-02-23 07:29:40
○A155.254.145.432015-05-16 → 2016-03-22 · 4 obs
● 2016-03-22 01:48:58
○ 2016-08-14 05:26:10
○ 2026-02-23 07:29:40
●A3.33.229.1112026-02-23 → 2026-02-23 · 3 obs
● 2026-02-23 01:58:28
● 2026-02-23 07:29:40
○A52.33.191.2342016-08-14 → 2017-11-21 · 5 obs
● 2016-08-14 05:26:10
● 2017-11-21 06:12:08
○ 2026-02-23 01:58:28
○ 2026-02-23 07:29:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org | - |
| cusd186.org | ns1.illinois.net, ns2.illinois.net | - |
✅ Authoritative Response
Server: 206.166.61.22
NS records: ns1.illinois.net, ns2.illinois.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cusd186.org (unsigned zone)
⏱️ Timing
Total: 291ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 3.33.229.111, 15.197.251.173 |
| NS | 2 | ns1.illinois.net, ns2.illinois.net |
| SOA | 1 | ns1.illinois.net admin.mhs.org |
AI analysis
cusd186.org resolves to two IP numbers: 3.33.229.111 and 15.197.251.173.
other host names including oregoncityschools.org, charles-city.k12.ia.us, sc-boces.org, 911d2f74.lb.schoolblocks.com and cov.k12.ms.us share IP numbers with cusd186.org.
cusd186.org is delegated to two name servers ns1.illinois.net and ns2.illinois.net.
cusd186.org shares the same name server setup as other domains, for instance 100.124.216.in-addr.arpa, roe38.k12.il.us, manteno.lib.il.us, swgs.grundy.k12.il.us and aths.dupage.k12.il.us.
cusd186.org at least partially shares name servers with other domains, for instance 46.175.209.in-addr.arpa, morainevalley.net, 230.7.209.in-addr.arpa, brimfield.k12.il.us and richland.cc.il.us.
These name servers are commonly used alongside dns.illinois.net, ns.cps.k12.il.us, ns.rtc6.illinois.net, ns2.cps.k12.il.us, int-ns5.neiu.edu, ns0.neiu.edu and ns4.neiu.edu.
Two IP numbers for a host: ns1.illinois.net points to 2001:1848:0:9300::4 and 206.166.61.22.
One IP number for a host: ns2.illinois.net points to 206.166.17.200.