sdchuan.com - robtex.com
sdchuan.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 156.253.66.17🇿🇦 HKIDC-AS-AP156.253.64.0/18 AresIDC Limited | ||||||
| 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=1772867983 | ||||||
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=1785800917 | ||||||
Subdomains
www.sdchuan.com |
Same first word
sdchuan.com |
Similar names
DNS History
6 records (5 active, 1 former)
○NS(root)2015-07-12 → 2017-09-04 · 4 obs
● 2017-09-04 18:46:38
○ 2026-06-30 16:07:34
○ 2026-08-04 00:01:20
●NSns1.judns.com2026-06-30 → 2026-08-04 · 3 obs
● 2026-06-30 16:07:34
● 2026-08-04 00:01:20
●NSns1.julydns.com2026-06-30 → 2026-08-04 · 3 obs
● 2026-06-30 16:07:34
● 2026-08-04 00:01:20
●NSns2.judns.com2026-06-30 → 2026-08-04 · 3 obs
● 2026-06-30 16:07:34
● 2026-08-04 00:01:20
●NSns2.julydns.com2026-06-30 → 2026-08-04 · 3 obs
● 2026-06-30 16:07:34
● 2026-08-04 00:01:20
●A156.253.66.172026-06-30 → 2026-08-04 · 2 obs
● 2026-08-04 00:01:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, f.gtld-servers.net, d.gtld-servers.net, c.gtld-servers.net... | - |
| sdchuan.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 sdchuan.com (unsigned zone)
⏱️ Timing
Total: 276ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 156.253.66.17 |
| 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
sdchuan.com is the parent zone for www.sdchuan.com.
IP Addresses
sdchuan.com directs to one IP number, which is 156.253.66.17.
Host names like www.sdchuan.com are further examples that share IP numbers with sdchuan.com.
Name Servers
The domain sdchuan.com is delegated to these four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
sdchuan.com partially shares its NS delegation with several other domains, including xinxinwuliu.com, 72tu.com, aslx2.cn and two others.
These name servers are regularly seen alongside ns1.onclouddns.com and ns2.onclouddns.com as name servers.
Each of ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com has a single IP address — ns1.judns.com and ns2.judns.com direct to 162.159.27.251, and ns1.julydns.com and ns2.julydns.com direct to 162.159.48.223.
ns1.judns.com along with ns2.judns.com each resolve to 162.159.27.251 IP addresses.
ns1.julydns.com along with ns2.julydns.com each resolve to 162.159.48.223 IP addresses.