by888.com.cn - robtex.com
by888.com.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 172.80.87.152🇺🇸 ESITED-1172.80.0.0/17 ARIN direct allocation | ||||||
| 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=1750297731 | ||||||
com.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.dns.cn ⭐ ⚠️ Not in parent delegation | ||||||
| NS | b.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | c.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | cns.cernet.net ⚠️ Not in parent delegation | ||||||
| NS | d.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | e.dns.cn ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2030545428 | ||||||
Same first word
Similar names
DNS History
11 records (5 active, 6 former)
○NSdns13.hichina.com2015-08-10 → 2017-04-01 · 4 obs
● 2017-04-01 16:12:00
○ 2026-02-25 22:02:14
○ 2026-05-01 21:55:20
○NSdns14.hichina.com2015-08-10 → 2017-04-01 · 4 obs
● 2017-04-01 16:12:00
○ 2026-02-25 22:02:14
○ 2026-05-01 21:55:20
●NSns1.judns.com2026-02-25 → 2026-05-01 · 3 obs
● 2026-02-25 22:02:14
● 2026-05-01 21:55:20
●NSns1.julydns.com2026-02-25 → 2026-05-01 · 3 obs
● 2026-02-25 22:02:14
● 2026-05-01 21:55:20
●NSns2.judns.com2026-02-25 → 2026-05-01 · 3 obs
● 2026-02-25 22:02:14
● 2026-05-01 21:55:20
●NSns2.julydns.com2026-02-25 → 2026-05-01 · 3 obs
● 2026-02-25 22:02:14
● 2026-05-01 21:55:20
○MXmx.enterprise.china.alibaba.com2015-08-10 → 2017-04-01 · 4 obs
● 2017-04-01 16:12:00
○ 2026-02-25 22:02:14
○ 2026-05-01 21:55:20
○MXmx2.enterprise.china.alibaba.com2015-08-10 → 2017-04-01 · 4 obs
● 2017-04-01 16:12:00
○ 2026-02-25 22:02:14
○ 2026-05-01 21:55:20
○MXmx3.enterprise.china.alibaba.com2015-08-10 → 2017-04-01 · 4 obs
● 2017-04-01 16:12:00
○ 2026-02-25 22:02:14
○ 2026-05-01 21:55:20
○A110.173.196.12015-08-10 → 2017-04-01 · 4 obs
● 2017-04-01 16:12:00
○ 2026-02-25 22:02:14
○ 2026-05-01 21:55:20
●A172.80.87.1522026-02-25 → 2026-05-01 · 3 obs
● 2026-02-25 22:02:14
● 2026-05-01 21:55:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, b.dns.cn, c.dns.cn... | - |
| by888.com.cn | ns1.judns.com, ns2.judns.com | - |
✅ Authoritative Response
Server:162.159.27.251
NS records: ns1.judns.com, ns2.judns.com
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at cn: Error: DNS query timeout: 203.119.29.1 for DNSKEY cn
⏱️ Timing
Total: 3923ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 172.80.87.152 |
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
| SOA | 1 | ns1.julydns.com master.jmdns.com |
Analysis
IP Addresses
by888.com.cn points to a single IP: 172.80.87.152.
Other host names, for instance topregen.cn, jx398.com and minisys.com.cn share IP numbers with by888.com.cn.
Name Servers
by888.com.cn is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
by888.com.cn at least partially shares its name servers with other domains, for instance pinshanjiaju.com, xinzeb.com, 1bzk.com, jityt.cn and sodj123.com.
Host names with a single IP number:
The host names ns1.judns.com and ns2.judns.com point to 162.159.27.251.
The host names ns1.julydns.com and ns2.julydns.com point to 162.159.48.223.
Host names that point to 162.159.27.251: ns1.judns.com and ns2.judns.com.
Host names that point to 162.159.48.223: ns1.julydns.com and ns2.julydns.com.