changanedu.com - robtex.com
changanedu.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.judns.com ⚠️ Not in zone NS records | ||||||
| A | 47.97.51.45🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD | ||||||
| PTR | ip-47-97-51-45.defastlink.net | ||||||
| NS | ns1.julydns.com ⚠️ Not in parent delegation | ||||||
| A | 47.97.51.45🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD | ||||||
| PTR | ip-47-97-51-45.defastlink.net | ||||||
| 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 | ||||||
| PTR | ip-162-159-27-251.defastlink.net | ||||||
| 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 | ||||||
| PTR | ip-162-159-48-223.defastlink.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=1771291435 | ||||||
Same first word
changanedu.cn |
changanedu.com |
DNS History
9 records (4 active, 5 former)
●NSns1.judns.com2026-02-16 → 2026-03-22 · 3 obs
● 2026-02-16 07:14:46
● 2026-03-22 10:15:34
●NSns1.julydns.com2026-02-16 → 2026-03-22 · 3 obs
● 2026-02-16 07:14:46
● 2026-03-22 10:15:34
○NSns1.oray.net2015-09-02 → 2017-06-14 · 11 obs
● 2016-05-17 17:52:32
○ 2016-07-21 07:42:54
● 2016-07-28 21:52:32
● 2016-08-07 18:43:10
○ 2016-08-20 00:15:48
○ 2016-08-30 10:34:08
● 2016-09-07 21:22:38
● 2017-06-14 17:41:32
○ 2026-02-16 07:14:46
○ 2026-03-22 10:15:34
●NSns2.judns.com2026-02-16 → 2026-03-22 · 3 obs
● 2026-02-16 07:14:46
● 2026-03-22 10:15:34
●NSns2.julydns.com2026-02-16 → 2026-03-22 · 3 obs
● 2026-02-16 07:14:46
● 2026-03-22 10:15:34
○NSns2.oray.net2015-09-02 → 2017-06-14 · 11 obs
● 2016-05-17 17:52:32
○ 2016-07-21 07:42:54
● 2016-07-28 21:52:32
● 2016-08-07 18:43:10
○ 2016-08-20 00:15:48
○ 2016-08-30 10:34:08
● 2016-09-07 21:22:38
● 2017-06-14 17:41:32
○ 2026-02-16 07:14:46
○ 2026-03-22 10:15:34
○NSpeanutmail.newpeanut.idc2015-09-02 → 2017-06-14 · 4 obs
● 2017-06-14 17:41:32
○ 2026-02-16 07:14:46
○ 2026-03-22 10:15:34
○MXmail.dgca.gov.cn2015-09-02 → 2026-02-16 · 4 obs
● 2026-02-16 07:14:46
○ 2026-03-01 00:45:48
○ 2026-03-22 10:15:34
○A121.12.164.1362016-11-13 → 2026-02-16 · 4 obs
● 2026-02-16 07:14:46
○ 2026-03-01 00:45:48
○ 2026-03-22 10:15:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | m.gtld-servers.net, i.gtld-servers.net, l.gtld-servers.net, g.gtld-servers.net... | - |
| changanedu.com | ns1.judns.com, ns2.judns.com | 2 records |
✅ Authoritative Response
Server: 162.159.27.251
NS records: ns1.judns.com, ns2.judns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for changanedu.com (unsigned zone)
⏱️ Timing
Total: 547ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.judns.com, ns2.judns.com)
Analysis
Name Servers
changanedu.com is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
changanedu.com at least partially shares name servers with other domains, for instance wyeg365.com, shentudd.com, evisceratism.com, tubuwanli.com and pandagaosu.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