sdyzedu.org - robtex.com
sdyzedu.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 192.186.45.108🇺🇸 AS395776192.186.45.0/24 SKBroadband customer route | ||||||
| NS | ns1.dns.com ⭐ | ||||||
| A | 2001:df2:f080:2::1:1🇭🇰 HKCICL-AS-AP2001:df2:f080::/48 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| A | 154.23.191.128🇺🇸 HKCICL-AS-AP154.23.191.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| A | 154.86.21.128🇭🇰 HKCICL-AS-AP154.86.21.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| NS | ns2.dns.com | ||||||
| A | 2001:df2:f080:2::1:2🇭🇰 HKCICL-AS-AP2001:df2:f080::/48 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| A | 154.23.191.129🇺🇸 HKCICL-AS-AP154.23.191.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| A | 154.86.21.129🇭🇰 HKCICL-AS-AP154.86.21.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| SOA | ns1.dns.comadmin@dns.com serial=1768152061 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1781651232 | ||||||
Same first word
sdyzedu.org |
Similar names
DNS History
3 records (3 active, 0 former)
●A192.186.45.1082026-06-11 → 2026-06-16 · 2 obs
● 2026-06-16 23:20:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| sdyzedu.org | ns2.dns.com, ns1.dns.com | - |
✅ Authoritative Response
Server:154.86.21.129
NS records: ns2.dns.com, ns1.dns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sdyzedu.org (unsigned zone)
⏱️ Timing
Total: 1002ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 192.186.45.108 |
| NS | 2 | ns1.dns.com, ns2.dns.com |
| SOA | 1 | ns1.dns.com admin.dns.com |
Analysis
IP Addresses
sdyzedu.org points to a single IP number: 192.186.45.108.
Additional host names — chinayachao.com, tdztech.com, lztzsc.com and two others — share IP numbers with sdyzedu.org.
Name Servers
sdyzedu.org has two authoritative name servers — ns1.dns.com and ns2.dns.com.
sdyzedu.org shares its name server setup with other domains, including chinasunwe.com, xyfamilyedu.com, 07433.com and two others.
ns1.dns.com points to 154.23.191.128, 154.86.21.128 and 2001:df2:f080:2::1:1. ns2.dns.com points to 154.23.191.129, 154.86.21.129 and 2001:df2:f080:2::1:2. Both hosts resolve to three IP numbers.