cotcsc.org - robtex.com
cotcsc.org
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=1786175555 | ||||||
Subdomains
www.cotcsc.org |
Same first word
Similar names
DNS History
10 records (10 active, 0 former)
●NSns-1114.awsdns-11.org2026-08-02 → 2026-08-08 · 2 obs
● 2026-08-08 08:29:26
●NSns-1822.awsdns-35.co.uk2026-08-02 → 2026-08-08 · 2 obs
● 2026-08-08 08:29:26
●NSns-385.awsdns-48.com2026-08-02 → 2026-08-08 · 2 obs
● 2026-08-08 08:29:26
●NSns-908.awsdns-49.net2026-08-02 → 2026-08-08 · 2 obs
● 2026-08-08 08:29:26
●MXalt1.aspmx.l.google.com2026-08-02 → 2026-08-08 · 2 obs
● 2026-08-08 08:29:26
●MXalt2.aspmx.l.google.com2026-08-02 → 2026-08-08 · 2 obs
● 2026-08-08 08:29:26
●MXalt3.aspmx.l.google.com2026-08-02 → 2026-08-08 · 2 obs
● 2026-08-08 08:29:26
●MXalt4.aspmx.l.google.com2026-08-02 → 2026-08-08 · 2 obs
● 2026-08-08 08:29:26
●MXaspmx.l.google.com2026-08-02 → 2026-08-08 · 2 obs
● 2026-08-08 08:29:26
●A44.217.202.892026-08-02 → 2026-08-08 · 2 obs
● 2026-08-08 08:29:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| cotcsc.org | ns-1114.awsdns-11.org, ns-385.awsdns-48.com, ns-908.awsdns-49.net, ns-1822.awsdns-35.co.uk | 2 records |
✅ Authoritative Response
Server:205.251.199.30
NS records: ns-1114.awsdns-11.org, ns-385.awsdns-48.com, ns-908.awsdns-49.net, ns-1822.awsdns-35.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cotcsc.org (unsigned zone)
⏱️ Timing
Total: 486ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 44.217.202.89 |
| NS | 4 | ns-1114.awsdns-11.org, ns-1822.awsdns-35.co.uk... |
| MX | 5 | aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)... |
| TXT | 1 | google-site-verification=aACR5_FX_mys5ki |
| SOA | 1 | ns-1114.awsdns-11.org awsdns-hostmaster. |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns-1114.awsdns-11.org, ns-1114.awsdns-11.org)
Analysis
Hierarchy
www.cotcsc.org is a subdomain of cotcsc.org.
IP Addresses
cotcsc.org resolves to one IP address: 44.217.202.89.
www.cotcsc.org, cotcsc.com, ec2-44-217-202-89.compute-1.amazonaws.com and www.cotcsc.com are among the host names that share IP numbers with cotcsc.org.
Name Servers
The authoritative name servers for cotcsc.org are ns-385.awsdns-48.com, ns-908.awsdns-49.net, ns-1114.awsdns-11.org and ns-1822.awsdns-35.co.uk.
The name servers of cotcsc.org overlap at least partially with those of other domains — among them embershoresemail.com, juditapalace.com, placefull.com and two more.
Each of the four hosts ns-385.awsdns-48.com, ns-908.awsdns-49.net, ns-1114.awsdns-11.org and ns-1822.awsdns-35.co.uk has two IP addresses. ns-385.awsdns-48.com points to 205.251.193.129 and 2600:9000:5301:8100::1. ns-908.awsdns-49.net points to 205.251.195.140 and 2600:9000:5303:8c00::1. ns-1114.awsdns-11.org points to 205.251.196.90 and 2600:9000:5304:5a00::1. ns-1822.awsdns-35.co.uk points to 205.251.199.30 and 2600:9000:5307:1e00::1.
Mail Servers
cotcsc.org has five mail servers, which are aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.
cotcsc.org has at least partial mail server overlap with other domains such as mail.4medic.de, osheaphotography.com, diogoportugal.com.br and two more.
The mail servers alt4.aspmx.l.google.com, alt3.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com are commonly seen alongside these mail servers.
Hostnames that resolve to two IP addresses:
aspmx.l.google.com resolves to 142.251.163.26 and 2607:f8b0:4004:c1b::1b.
alt1.aspmx.l.google.com resolves to 108.177.123.26 and 2800:3f0:4003:c0f::1a.
alt2.aspmx.l.google.com resolves to 172.253.116.27 and 2a00:1450:400b:c02::1a.
alt3.aspmx.l.google.com resolves to 192.178.223.27 and 2a00:1450:4009:c0f::1b.
alt4.aspmx.l.google.com resolves to 172.253.157.26 and 2a00:1450:400c:c23::1b.