jystcb.com - robtex.com
jystcb.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 156.232.240.196🇭🇰 HDHK156.232.240.0/20 Proxy-registered route object | ||||||
| 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=1755869371 | ||||||
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=1776089892 | ||||||
Subdomains
mail.jystcb.com |
Same first word
jystcb.com |
Similar names
tjcsyb.com |
bjcyst.com |
cstybj.com.cn |
bsytjc.com |
ybjcst.com |
tbycsj.com |
bjscty.com |
tyjcsb.com |
ybcsjt.com |
bjcsty.com |
bjtscy.cn |
syjtcb.com |
bjtcys.com |
bjsytc.com.cn |
bjsytc.com |
bjtcsy.com |
DNS History
10 records (5 active, 5 former)
●NSns1.judns.com2026-04-03 → 2026-04-13 · 3 obs
● 2026-04-03 19:01:28
● 2026-04-13 14:41:06
●NSns1.julydns.com2026-04-03 → 2026-04-13 · 3 obs
● 2026-04-03 19:01:28
● 2026-04-13 14:41:06
●NSns2.judns.com2026-04-03 → 2026-04-13 · 3 obs
● 2026-04-03 19:01:28
● 2026-04-13 14:41:06
●NSns2.julydns.com2026-04-03 → 2026-04-13 · 3 obs
● 2026-04-03 19:01:28
● 2026-04-13 14:41:06
○NSns7.ns365.net2015-07-02 → 2018-06-04 · 4 obs
● 2018-06-04 02:08:18
○ 2026-04-03 19:01:28
○ 2026-04-13 14:41:06
○NSns8.ns365.net2015-07-02 → 2018-06-04 · 4 obs
● 2018-06-04 02:08:18
○ 2026-04-03 19:01:28
○ 2026-04-13 14:41:06
○MXmail.jystcb.com2015-07-02 → 2018-06-04 · 4 obs
● 2018-06-04 02:08:18
○ 2026-04-03 19:01:28
○ 2026-04-13 14:41:06
●A156.232.240.1962026-04-03 → 2026-04-13 · 3 obs
● 2026-04-03 19:01:28
● 2026-04-13 14:41:06
○A210.209.82.1112018-06-04 → 2018-06-04 · 4 obs
● 2018-06-04 02:08:18
○ 2026-04-03 19:01:28
○ 2026-04-13 14:41:06
○A58.64.153.82015-07-02 → 2017-01-12 · 4 obs
● 2017-01-12 00:06:50
○ 2018-06-04 02:08:18
○ 2026-04-13 14:41:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, g.gtld-servers.net, a.gtld-servers.net, m.gtld-servers.net... | - |
| jystcb.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 jystcb.com (unsigned zone)
⏱️ Timing
Total: 388ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 156.232.240.196 |
| 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
The parent of mail.jystcb.com is jystcb.com.
IP Addresses
jystcb.com points to a single IP number: 156.232.240.196.
Other host names, for instance mail.jystcb.com, njshenghao.com, jsnksh.com, hdgdhr.com and 6st8.com share IP numbers with jystcb.com.
Name Servers
jystcb.com is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
jystcb.com shares name servers with other domains at least partially, for instance cct-eastern.cn, xinwawa.com, pasangacp.com, absolutecodinginstitute.com and cgtry.com.
Host names with one IP number:
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.
Names pointing to 47.97.51.45: ns1.judns.com and ns1.julydns.com.