cnedu.com - robtex.com
cnedu.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns-1258.awsdns-29.org ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5304:ea00::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront | ||||||
| PTR | ns-1258.awsdns-29.org | ||||||
| A | 205.251.196.234🇺🇸 Amazon205.251.196.0/24 prefix | ||||||
| PTR | ns-1258.awsdns-29.org | ||||||
| NS | ns-1770.awsdns-29.co.uk ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5306:ea00::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront | ||||||
| PTR | ns-1770.awsdns-29.co.uk | ||||||
| A | 205.251.198.234🇺🇸 Amazon205.251.198.0/24 prefix | ||||||
| PTR | ns-1770.awsdns-29.co.uk | ||||||
| NS | ns-38.awsdns-04.com ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5300:2600::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront | ||||||
| PTR | ns-38.awsdns-04.com | ||||||
| A | 205.251.192.38🇺🇸 Amazon205.251.192.0/24 prefix | ||||||
| PTR | ns-38.awsdns-04.com | ||||||
| NS | ns-521.awsdns-01.net ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5302:900::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront | ||||||
| PTR | ns-521.awsdns-01.net | ||||||
| A | 205.251.194.9🇺🇸 Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-521.awsdns-01.net | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1784273297 | ||||||
Same first word
Similar names
DNS History
10 records (4 active, 6 former)
●NSns-1258.awsdns-29.org2026-07-05 → 2026-07-17 · 3 obs
● 2026-07-05 02:43:04
● 2026-07-17 07:44:18
●NSns-1770.awsdns-29.co.uk2026-07-05 → 2026-07-17 · 3 obs
● 2026-07-05 02:43:04
● 2026-07-17 07:44:18
●NSns-38.awsdns-04.com2026-07-05 → 2026-07-17 · 3 obs
● 2026-07-05 02:43:04
● 2026-07-17 07:44:18
●NSns-521.awsdns-01.net2026-07-05 → 2026-07-17 · 3 obs
● 2026-07-05 02:43:04
● 2026-07-17 07:44:18
○NSns55.domaincontrol.com2015-07-19 → 2017-05-17 · 4 obs
● 2017-05-17 08:52:22
○ 2026-07-05 02:43:04
○ 2026-07-17 07:44:18
○NSns56.domaincontrol.com2015-07-19 → 2017-05-17 · 4 obs
● 2017-05-17 08:52:22
○ 2026-07-05 02:43:04
○ 2026-07-17 07:44:18
○MXmailstore1.secureserver.net2015-07-19 → 2017-05-17 · 4 obs
● 2017-05-17 08:52:22
○ 2026-07-05 02:43:04
○ 2026-07-17 07:44:18
○MXsmtp.secureserver.net2015-07-19 → 2017-05-17 · 4 obs
● 2017-05-17 08:52:22
○ 2026-07-05 02:43:04
○ 2026-07-17 07:44:18
○A54.183.30.1992017-05-17 → 2017-05-17 · 4 obs
● 2017-05-17 08:52:22
○ 2026-07-05 02:43:04
○ 2026-07-17 07:44:18
○A54.255.135.2112015-07-19 → 2016-07-11 · 4 obs
● 2016-07-11 04:18:40
○ 2017-05-17 08:52:22
○ 2026-07-17 07:44:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| cnedu.com | ns-38.awsdns-04.com, ns-521.awsdns-01.net, ns-1770.awsdns-29.co.uk, ns-1258.awsdns-29.org | 2 records |
✅ Authoritative Response
Server:205.251.192.38
NS records: ns-38.awsdns-04.com, ns-521.awsdns-01.net, ns-1770.awsdns-29.co.uk, ns-1258.awsdns-29.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cnedu.com (unsigned zone)
⏱️ Timing
Total: 213ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns-38.awsdns-04.com, ns-38.awsdns-04.com)
Analysis
Name Servers
cnedu.com has four authoritative name servers: ns-38.awsdns-04.com, ns-521.awsdns-01.net, ns-1258.awsdns-29.org and ns-1770.awsdns-29.co.uk.
At least some of cnedu.com's name servers are shared with other domains, for example mr305.co, yobalia.org, kawcwtuxb.net and two more.
Four hostnames, each resolving to a pair of IP addresses: ns-38.awsdns-04.com directs to 205.251.192.38 and 2600:9000:5300:2600::1; ns-521.awsdns-01.net directs to 205.251.194.9 and 2600:9000:5302:900::1; ns-1258.awsdns-29.org directs to 205.251.196.234 and 2600:9000:5304:ea00::1; ns-1770.awsdns-29.co.uk directs to 205.251.198.234 and 2600:9000:5306:ea00::1.