dcsysb.com - robtex.com
dcsysb.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 210.16.189.223🇨🇳 SHANGHAITELECOM210.16.188.0/23 SHIDC | ||||||
| NS | a.ezdnscenter.com ⭐ | ||||||
| A | 218.98.111.140🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| NS | b.ezdnscenter.com | ||||||
| A | 183.253.57.210🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route) | ||||||
| A | 211.99.99.58🇨🇳 DONGGUAN-1211.99.99.0/24 | ||||||
| SOA | a.ezdnscenter.comdnsadmin@ezdnscenter.com serial=1751342705 | ||||||
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=1785368397 | ||||||
Same first word
dcsysb.com |
Similar names
sdysbc.com |
sycsdb.com |
sdcysb.com |
bydssc.com |
cdbsys.com |
dbcsys.com |
dcbsys.com |
scdsyb.com |
sdscyb.com |
cdssby.biz |
dcbsys.net |
scsdby.com |
cdssyb.com |
cbdsys.com |
scsydb.com |
cybdss.com |
sybcsd.cn |
sydcbs.com |
DNS History
12 records (3 active, 9 former)
●NSa.ezdnscenter.com2026-07-16 → 2026-07-29 · 3 obs
● 2026-07-16 16:13:04
● 2026-07-29 23:42:08
●NSb.ezdnscenter.com2026-07-16 → 2026-07-29 · 3 obs
● 2026-07-16 16:13:04
● 2026-07-29 23:42:08
○NSns1.ezdnscenter.com2015-06-20 → 2018-07-19 · 4 obs
● 2018-07-19 07:53:58
○ 2026-07-16 16:13:04
○ 2026-07-29 23:42:08
○NSns2.ezdnscenter.com2015-06-20 → 2018-07-19 · 4 obs
● 2018-07-19 07:53:58
○ 2026-07-16 16:13:04
○ 2026-07-29 23:42:08
○NSns3.ezdnscenter.com2015-06-20 → 2018-07-19 · 4 obs
● 2018-07-19 07:53:58
○ 2026-07-16 16:13:04
○ 2026-07-29 23:42:08
○NSns4.ezdnscenter.com2015-06-20 → 2018-07-19 · 4 obs
● 2018-07-19 07:53:58
○ 2026-07-16 16:13:04
○ 2026-07-29 23:42:08
○NSns5.ezdnscenter.com2015-06-20 → 2018-07-19 · 4 obs
● 2018-07-19 07:53:58
○ 2026-07-16 16:13:04
○ 2026-07-29 23:42:08
○NSns6.ezdnscenter.com2015-06-20 → 2018-07-19 · 4 obs
● 2018-07-19 07:53:58
○ 2026-07-16 16:13:04
○ 2026-07-29 23:42:08
○A124.16.31.1672015-06-20 → 2016-06-23 · 4 obs
● 2016-06-23 03:14:18
○ 2017-01-04 01:21:04
○ 2026-07-29 23:42:08
●A210.16.189.2232026-07-16 → 2026-07-29 · 3 obs
● 2026-07-16 16:13:04
● 2026-07-29 23:42:08
○A23.234.26.1712017-01-04 → 2017-01-04 · 4 obs
● 2017-01-04 01:21:04
○ 2018-07-19 07:53:58
○ 2026-07-29 23:42:08
○A23.252.164.2502018-07-19 → 2018-07-19 · 4 obs
● 2018-07-19 07:53:58
○ 2026-07-16 16:13:04
○ 2026-07-29 23:42:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, i.gtld-servers.net, k.gtld-servers.net, c.gtld-servers.net... | - |
| dcsysb.com | a.ezdnscenter.com, b.ezdnscenter.com | 3 records |
✅ Authoritative Response
Server:183.253.57.210
NS records: a.ezdnscenter.com, b.ezdnscenter.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dcsysb.com (unsigned zone)
⏱️ Timing
Total: 540ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 210.16.189.223 |
| NS | 2 | a.ezdnscenter.com, b.ezdnscenter.com |
| SOA | 1 | a.ezdnscenter.com dnsadmin.ezdnscenter.c |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (a.ezdnscenter.com, b.ezdnscenter.com, b.ezdnscenter.com)
Analysis
IP Addresses
dcsysb.com resolves to just one IP address, 210.16.189.223.
Two other host names, along with duolink.com.cn, jolidaaudio.com and excelzs.com, also share IP numbers with dcsysb.com.
Name Servers
dcsysb.com is served by two delegated name servers, a.ezdnscenter.com and b.ezdnscenter.com.
dcsysb.com shares its NS records with other domains, for example srmtool.com, xn--obt4b717ixui.com, vtcvalve.com and two others.
Host names that have two IP addresses:
b.ezdnscenter.com maps to two IP addresses — 183.253.57.210 and 211.99.99.58.
Host names that point to one IP address:
a.ezdnscenter.com points to the IP address 218.98.111.140.