old100.cn - robtex.com
old100.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 38.12.131.4🇺🇸 PEGTECHINC38.12.128.0/18 PEG TECH INC | ||||||
| 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=1751303614 | ||||||
cn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.cn ⭐ | ||||||
| NS | b.dns.cn | ||||||
| NS | c.dns.cn | ||||||
| NS | d.dns.cn | ||||||
| NS | e.dns.cn | ||||||
| NS | ns.cernet.net ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2034610905 | ||||||
Same first word
old100.cn |
DNS History
12 records (5 active, 7 former)
○NSdns27.hichina.com2015-05-11 → 2020-02-09 · 4 obs
● 2020-02-09 19:22:56
○ 2021-10-13 23:44:06
○ 2026-03-30 09:49:54
○NSdns28.hichina.com2015-05-11 → 2020-02-09 · 4 obs
● 2020-02-09 19:22:56
○ 2021-10-13 23:44:06
○ 2026-03-30 09:49:54
○NSjm1.dns.com2021-10-13 → 2021-10-13 · 3 obs
● 2021-10-13 23:44:06
○ 2026-03-30 09:49:54
○NSjm2.dns.com2021-10-13 → 2021-10-13 · 3 obs
● 2021-10-13 23:44:06
○ 2026-03-30 09:49:54
●NSns1.julydns.com2026-03-30 → 2026-03-30 · 2 obs
● 2026-03-30 09:49:54
●NSns2.julydns.com2026-03-30 → 2026-03-30 · 2 obs
● 2026-03-30 09:49:54
○A103.239.204.392020-02-09 → 2020-02-09 · 4 obs
● 2020-02-09 19:22:56
○ 2021-10-13 23:44:06
○ 2026-03-30 09:49:54
○A147.255.97.1192021-10-13 → 2021-10-13 · 3 obs
● 2021-10-13 23:44:06
○ 2026-03-30 09:49:54
○A203.88.211.162015-05-11 → 2017-03-28 · 4 obs
● 2017-03-28 09:02:48
○ 2020-02-09 19:22:56
○ 2026-03-30 09:49:54
●A38.12.131.42026-03-30 → 2026-03-30 · 2 obs
● 2026-03-30 09:49:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| old100.cn | ns1.judns.com, ns2.judns.com | - |
✅ Authoritative Response
Server:162.159.27.251
NS records: ns1.judns.com, ns2.judns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for old100.cn (unsigned zone)
⏱️ Timing
Total: 3790ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 38.12.131.4 |
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
| SOA | 1 | ns1.julydns.com master.jmdns.com |
Analysis
IP Addresses
old100.cn resolves to one IP number: 38.12.131.4.
Other host names such as coinku.net and topmagnet.com.cn share IP numbers with old100.cn.
Name Servers
old100.cn is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
old100.cn at least partially shares name servers with other domains, for instance dfjsyy.cn, 2x5t.cn, zntieke.com, szpilot.com and haina360.net.
These name servers are commonly used alongside jm1.dns.com and jm2.dns.com.
Host names with one 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