91chang.com - robtex.com
91chang.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 45.201.226.66🇺🇸 USZNI-AS-AP45.201.226.0/23 | ||||||
| NS | ns1.julydns.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns1.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.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=1749390319 | ||||||
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=1786055824 | ||||||
Same first word
91chang.com |
DNS History
10 records (5 active, 5 former)
○NSns1.cnspeed.com2015-10-30 → 2017-07-09 · 5 obs
● 2015-10-30 12:39:32
● 2017-07-09 10:47:34
○ 2026-03-24 01:33:30
○ 2026-08-06 22:55:40
●NSns1.judns.com2026-03-24 → 2026-08-06 · 3 obs
● 2026-03-24 01:33:30
● 2026-08-06 22:55:40
●NSns1.julydns.com2026-03-24 → 2026-08-06 · 3 obs
● 2026-03-24 01:33:30
● 2026-08-06 22:55:40
○NSns2.cnspeed.com2015-10-30 → 2017-07-09 · 5 obs
● 2015-10-30 12:39:32
● 2017-07-09 10:47:34
○ 2026-03-24 01:33:30
○ 2026-08-06 22:55:40
●NSns2.judns.com2026-03-24 → 2026-08-06 · 3 obs
● 2026-03-24 01:33:30
● 2026-08-06 22:55:40
●NSns2.julydns.com2026-03-24 → 2026-08-06 · 3 obs
● 2026-03-24 01:33:30
● 2026-08-06 22:55:40
○MXmxbiz1.qq.com2015-06-12 → 2017-07-09 · 5 obs
● 2015-06-12 19:55:32
● 2017-07-09 10:47:34
○ 2026-03-24 01:33:30
○ 2026-08-06 22:55:40
○MXmxbiz2.qq.com2015-06-12 → 2017-07-09 · 5 obs
● 2015-06-12 19:55:32
● 2017-07-09 10:47:34
○ 2026-03-24 01:33:30
○ 2026-08-06 22:55:40
○A218.85.134.422015-06-12 → 2017-07-09 · 5 obs
● 2015-06-12 19:55:32
● 2017-07-09 10:47:34
○ 2026-03-24 01:33:30
○ 2026-08-06 22:55:40
●A45.201.226.662026-03-24 → 2026-08-06 · 3 obs
● 2026-03-24 01:33:30
● 2026-08-06 22:55:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, f.gtld-servers.net, i.gtld-servers.net, h.gtld-servers.net... | - |
| 91chang.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 91chang.com (unsigned zone)
⏱️ Timing
Total: 271ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 45.201.226.66 |
| 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
IP Addresses
91chang.com points to a single IP number: 45.201.226.66.
Other host names share IP numbers with 91chang.com; shxqhealth.com is one such example.
Name Servers
91chang.com has four authoritative name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
91chang.com shares at least some of its name servers with other domains, including chengxinjiaqi.com, lcaaa.com, j1su.com and two others.
These name servers are frequently paired with the name servers ns1.onclouddns.com and ns2.onclouddns.com.
ns1.judns.com and ns2.judns.com each resolve to 162.159.27.251, while ns1.julydns.com and ns2.julydns.com each resolve to 162.159.48.223.
These two host names — ns1.judns.com and ns2.judns.com — each point to 162.159.27.251 IP addresses.
These two host names — ns1.julydns.com and ns2.julydns.com — each point to 162.159.48.223 IP addresses.