bitdev.cn - dns.ninja

bitdev.cn

DNSSECโš ๏ธ Not signed
NSa.ezdnscenter.com โš ๏ธ Not in zone NS records
A218.98.111.140๐Ÿ‡ฉ๐Ÿ‡ช HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED
NSb.ezdnscenter.com โš ๏ธ Not in zone NS records
A183.253.57.210๐Ÿ‡จ๐Ÿ‡ณ CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route)
A211.99.99.58๐Ÿ‡จ๐Ÿ‡ณ DONGGUAN-1211.99.99.0/24 Proxy-registered route object

cn

DNSSEC๐Ÿ”’ Signed (DS record present)
NSa.dns.cn โญ
NSb.dns.cn
NSc.dns.cn
NSd.dns.cn
NSe.dns.cn
NSns.cernet.net โš ๏ธ Not in parent delegation
SOAa.dns.cnroot@cnnic.cn serial=2034917593

Subdomains

Same first word

Similar names

DNS History

7 records (2 active, 5 former)

20162017201820192020202120222023202420252026NSa.ezdnscenter.comb.ezdnscenter.comns1.cdncenter.comns2.cdncenter.comMXmail.bitdev.cnA103.21.141.130114.80.156.67
โ—NSa.ezdnscenter.com2026-02-15 โ†’ 2026-06-14 ยท 6 obs
โ—‹ 2017-04-08 18:18:44
โ— 2026-02-15 05:14:56
โ— 2026-03-20 15:24:28
โ—‹ 2026-03-20 18:24:26
โ— 2026-03-20 19:11:40
โ— 2026-06-14 17:51:18
โ—NSb.ezdnscenter.com2026-02-15 โ†’ 2026-06-14 ยท 6 obs
โ—‹ 2017-04-08 18:18:44
โ— 2026-02-15 05:14:56
โ— 2026-03-20 15:24:28
โ—‹ 2026-03-20 18:24:26
โ— 2026-03-20 19:11:40
โ— 2026-06-14 17:51:18
โ—‹NSns1.cdncenter.com2015-07-18 โ†’ 2017-04-08 ยท 4 obs
โ— 2015-07-18 10:55:14
โ— 2017-04-08 18:18:44
โ—‹ 2026-02-15 05:14:56
โ—‹ 2026-06-14 17:51:18
โ—‹NSns2.cdncenter.com2015-07-18 โ†’ 2017-04-08 ยท 4 obs
โ— 2015-07-18 10:55:14
โ— 2017-04-08 18:18:44
โ—‹ 2026-02-15 05:14:56
โ—‹ 2026-06-14 17:51:18
โ—‹MXmail.bitdev.cn2015-07-18 โ†’ 2026-02-17 ยท 4 obs
โ— 2015-07-18 10:55:14
โ— 2026-02-17 00:30:48
โ—‹ 2026-02-18 22:42:26
โ—‹ 2026-06-14 17:51:18
โ—‹A103.21.141.1302026-02-15 โ†’ 2026-06-14 ยท 18 obs
โ—‹ 2017-04-08 18:18:44
โ— 2026-02-15 05:14:56
โ— 2026-03-20 15:24:28
โ—‹ 2026-03-20 18:24:26
โ— 2026-03-20 19:11:40
โ— 2026-06-06 00:59:06
โ—‹ 2026-06-06 09:37:22
โ—‹ 2026-06-06 13:55:50
โ— 2026-06-06 16:16:40
โ— 2026-06-08 04:37:08
โ—‹ 2026-06-10 06:06:46
โ— 2026-06-10 19:38:20
โ— 2026-06-11 06:31:56
โ—‹ 2026-06-11 08:42:42
โ— 2026-06-13 03:06:26
โ— 2026-06-14 10:23:56
โ—‹ 2026-06-14 15:33:22
โ—‹ 2026-06-14 17:51:18
โ—‹A114.80.156.672015-07-18 โ†’ 2017-04-08 ยท 4 obs
โ— 2015-07-18 10:55:14
โ— 2017-04-08 18:18:44
โ—‹ 2026-02-15 05:14:56
โ—‹ 2026-06-14 17:51:18

๐Ÿ” DNS Trace

๐Ÿ“‹ Delegation Chain

ZoneNameserversGlue
cna.dns.cn, d.dns.cn, b.dns.cn, c.dns.cn...-
bitdev.cna.ezdnscenter.com, b.ezdnscenter.com-

โœ… Authoritative Response

Server:183.253.57.210

NS records: a.ezdnscenter.com, b.ezdnscenter.com

๐Ÿ”’ DNSSEC Status

โš ๏ธ Insecure (no DNSSEC)

No DS record for bitdev.cn (unsigned zone)

โฑ๏ธ Timing

Total: 1921ms | Queries: -

๐Ÿ“„ Records

TypeCountSample Data
A1103.21.141.130
NS2a.ezdnscenter.com, b.ezdnscenter.com
SOA1a.ezdnscenter.com dnsadmin.ezdnscenter.c

Analysis

Hierarchy

The parent domain of www.bitdev.cn and mail.bitdev.cn is bitdev.cn.

Name Servers

bitdev.cn uses two name servers for its delegation: a.ezdnscenter.com and b.ezdnscenter.com.

bitdev.cn has the same name server delegation as a number of other domains, such as pxfygk.gov.cn, bbwnzw.com, esaohao.com and two more.

Hosts with two IP numbers each:

b.ezdnscenter.com directs traffic to 183.253.57.210 and 211.99.99.58.

Hosts that resolve to one IP address:

a.ezdnscenter.com has the IP address 218.98.111.140.