chenghanedu.com - robtex.com
chenghanedu.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 104.233.244.26🇺🇸 PEGTECHINC104.233.244.0/23 | ||||||
| NS | ns1.julydns.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 47.97.51.45🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD | ||||||
| NS | ns1.judns.com ⚠️ Not in zone NS records | ||||||
| A | 47.97.51.45🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD | ||||||
| NS | ns2.judns.com ⚠️ Not in zone NS records | ||||||
| A | 162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.julydns.com ⚠️ Not in parent delegation | ||||||
| A | 162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| SOA | ns1.julydns.commaster@jmdns.com serial=1770111697 | ||||||
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=1774389407 | ||||||
Subdomains
m.chenghanedu.com |
Same first word
chenghanedu.com |
DNS History
16 records (5 active, 11 former)
○NSf1g1ns1.dnspod.net2015-12-16 → 2016-11-19 · 5 obs
● 2015-12-16 13:13:22
● 2016-11-19 16:06:54
○ 2017-05-24 03:24:00
○ 2026-03-24 22:06:42
○NSf1g1ns2.dnspod.net2015-12-16 → 2016-11-19 · 5 obs
● 2015-12-16 13:13:22
● 2016-11-19 16:06:54
○ 2017-05-24 03:24:00
○ 2026-03-24 22:06:42
●NSns1.judns.com2026-03-21 → 2026-03-24 · 3 obs
● 2026-03-21 15:40:24
● 2026-03-24 22:06:42
●NSns1.julydns.com2026-03-21 → 2026-03-24 · 3 obs
● 2026-03-21 15:40:24
● 2026-03-24 22:06:42
○NSns1.myhostadmin.net2015-08-20 → 2015-08-20 · 3 obs
○ 2015-12-16 13:13:22
○ 2026-03-24 22:06:42
●NSns2.judns.com2026-03-21 → 2026-03-24 · 3 obs
● 2026-03-21 15:40:24
● 2026-03-24 22:06:42
●NSns2.julydns.com2026-03-21 → 2026-03-24 · 3 obs
● 2026-03-21 15:40:24
● 2026-03-24 22:06:42
○NSns2.myhostadmin.net2015-08-20 → 2015-08-20 · 3 obs
○ 2015-12-16 13:13:22
○ 2026-03-24 22:06:42
○NSns3.myhostadmin.net2015-08-20 → 2015-08-20 · 3 obs
○ 2015-12-16 13:13:22
○ 2026-03-24 22:06:42
○NSns4.myhostadmin.net2015-08-20 → 2015-08-20 · 3 obs
○ 2015-12-16 13:13:22
○ 2026-03-24 22:06:42
○NSns5.myhostadmin.net2015-08-20 → 2015-08-20 · 3 obs
○ 2015-12-16 13:13:22
○ 2026-03-24 22:06:42
○NSns6.myhostadmin.net2015-08-20 → 2015-08-20 · 3 obs
○ 2015-12-16 13:13:22
○ 2026-03-24 22:06:42
●A104.233.244.262026-03-21 → 2026-03-24 · 3 obs
● 2026-03-21 15:40:24
● 2026-03-24 22:06:42
○A210.209.94.1982015-08-20 → 2015-08-20 · 3 obs
○ 2017-05-24 03:24:00
○ 2026-03-24 22:06:42
○A45.125.30.532015-12-16 → 2016-11-19 · 5 obs
● 2015-12-16 13:13:22
● 2016-11-19 16:06:54
○ 2017-05-24 03:24:00
○ 2026-03-24 22:06:42
○CNAMEssn4567.gotoip3.com2015-08-20 → 2015-08-20 · 3 obs
○ 2015-12-16 13:13:22
○ 2026-03-24 22:06:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| chenghanedu.com | ns1.judns.com, ns2.judns.com | 2 records |
✅ Authoritative Response
Server:47.97.51.45
NS records: ns1.judns.com, ns2.judns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for chenghanedu.com (unsigned zone)
⏱️ Timing
Total: 541ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 104.233.244.26 |
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
| SOA | 1 | ns1.julydns.com master.jmdns.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.judns.com, ns2.judns.com)
Analysis
Hierarchy
The parent of m.chenghanedu.com is chenghanedu.com.
IP Addresses
chenghanedu.com points to IP number: 104.233.244.26.
Other host names such as www.brkrw.com, yingyangta.com, www.two90.cn, m.a359l.cn and a359l.cn share IPs with chenghanedu.com.
Name Servers
chenghanedu.com is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
chenghanedu.com at least partially shares name servers with other domains, for instance prfb.cn, reigou.com, shousiya.cn, qvzsf.com and qxxgg.com.
Host names with a single IP:
ns1.judns.com points to: 47.97.51.45
ns2.judns.com points to: 162.159.27.251
ns1.julydns.com points to: 47.97.51.45
ns2.julydns.com points to: 162.159.48.223
Host names that point to 47.97.51.45: ns1.judns.com and ns1.julydns.com