bcomtech.cn - dns.ninja

`bcomtech.cn`

DNSSEC	⚠️ Not signed
NS	`ns11.xincache.com` ⭐
		A	2402:4e00:1470:2::e^{🇨🇳 TENCENT-NET-AP2402:4e00:1400::/40}
		A	2402:4e00:1730::e^{🇨🇳 TENCENT-NET-AP2402:4e00:1700::/40}
		A	1.12.0.4^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
		A	36.155.149.180^{🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)}
		A	112.80.181.45^{🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network}
		A	117.89.178.173^{🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC}
		A	125.94.59.210^{🇨🇳 CHINANET-BACKBONE125.88.0.0/13 chinanet Guangdong network}
		A	129.211.176.209^{🇨🇳 TENCENT-NET-AP129.211.176.0/20}
NS	`ce1.xincache.com`
		A	2402:4e00:1470:2::e^{🇨🇳 TENCENT-NET-AP2402:4e00:1400::/40}
		A	1.12.0.4^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
		A	112.80.181.45^{🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network}
		A	117.89.178.173^{🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC}
		A	117.135.128.235^{🇨🇳 CHINAMOBILE-CN117.135.128.0/24 CMI (Customer Route)}
		A	125.94.59.210^{🇨🇳 CHINANET-BACKBONE125.88.0.0/13 chinanet Guangdong network}
		A	129.211.176.209^{🇨🇳 TENCENT-NET-AP129.211.176.0/20}
NS	`ce2.xincache.com`
		A	2402:4e00:111:fff::c^{🇨🇳 TENCENT-NET-AP2402:4e00::/35}
		A	1.12.0.1^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
		A	117.89.178.184^{🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC}
		A	117.135.128.235^{🇨🇳 CHINAMOBILE-CN117.135.128.0/24 CMI (Customer Route)}
		A	129.211.176.239^{🇨🇳 TENCENT-NET-AP129.211.176.0/20}
		A	220.196.136.35^{🇨🇳 UNICOM-SHFT-IDC220.196.136.0/24}
MX	`hwmx.zmail300.cn` ⭐
		A	152.32.192.120^{🇭🇰 UCLOUD-1152.32.192.0/24 UCLOUD INFORMATION TECHNOLOGY (HK) LIMITED FLAT/RM 603 6/F LAWS COMMERCIAL PLAZA 788 CHEUNG SHA WAN ROAD, KL,}
MX	`mx1.zmail300.cn`⁽²⁰⁾
		A	117.50.175.134^{🇨🇳 CHINA169-BJ117.50.160.0/19 China Telecom Beijing Co. Ltd.}
MX	`mx.zmail300.cn`⁽⁵⁰⁾
		A	101.237.133.34^{🇨🇳 CHINA-1101.237.128.0/20 China Telecom Beijing Co. Ltd.}
			PTR	`outhb2.global-mail.cn`
TXT	`v=spf1 include:spfv.zmail300.cn -all`
SOA	`ns11.xincache.com`ns12@xincache.com serial=1763093081

`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.cn`root@cnnic.cn serial=2034921106

Same first word

bcomtech.com

bcomtech.cn

bcomtech.net

Similar names

thecmbco.com

bccomteh.com

combtech.com

comtechb.com.pl

techcomb.com

mcbethco.com

DNS History

9 records (6 active, 3 former)

○NSce1.dns.com2018-05-15 → 2018-05-15 · 3 obs

● 2018-05-15 15:33:00
○ 2026-02-22 14:49:08
○ 2026-06-15 13:29:42

●NSce1.xincache.com2026-02-22 → 2026-06-15 · 3 obs

○ 2018-05-15 15:33:00
● 2026-02-22 14:49:08
● 2026-06-15 13:29:42

○NSce2.dns.com2018-05-15 → 2018-05-15 · 3 obs

● 2018-05-15 15:33:00
○ 2026-02-22 14:49:08
○ 2026-06-15 13:29:42

●NSce2.xincache.com2026-02-22 → 2026-06-15 · 3 obs

○ 2018-05-15 15:33:00
● 2026-02-22 14:49:08
● 2026-06-15 13:29:42

●NSns11.xincache.com2026-02-22 → 2026-06-15 · 3 obs

○ 2018-05-15 15:33:00
● 2026-02-22 14:49:08
● 2026-06-15 13:29:42

●MXhwmx.zmail300.cn2026-02-22 → 2026-06-15 · 3 obs

○ 2018-05-15 15:33:00
● 2026-02-22 14:49:08
● 2026-06-15 13:29:42

●MXmx.zmail300.cn2018-05-15 → 2026-06-15 · 2 obs

● 2018-05-15 15:33:00
● 2026-06-15 13:29:42

●MXmx1.zmail300.cn2018-05-15 → 2026-06-15 · 2 obs

● 2018-05-15 15:33:00
● 2026-06-15 13:29:42

○A106.187.51.2022018-05-15 → 2018-05-15 · 3 obs

● 2018-05-15 15:33:00
○ 2026-02-22 14:49:08
○ 2026-06-15 13:29:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn...	-
bcomtech.cn	ce1.xincache.com, ce2.xincache.com	-

✅ Authoritative Response

Server:117.135.128.235

NS records: ce1.xincache.com, ce2.xincache.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bcomtech.cn (unsigned zone)

⏱️ Timing

Total: 3880ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ce1.xincache.com, ce2.xincache.com`
MX	3	`hwmx.zmail300.cn (pri: 5), mx.zmail300.cn (pri: 20)...`
TXT	1	`v=spf1 include:spfv.zmail300.cn -all`
SOA	1	`ns11.xincache.com ns12.xincache.com`

Analysis

Name Servers

Three name servers are authoritative for bcomtech.cn: ce1.xincache.com, ce2.xincache.com and ns11.xincache.com.

bcomtech.cn partially shares its NS delegation with several other domains, including cabrida.com, sdhaijie.com, cynee.net and two others.

In DNS configurations, these name servers often share authority with ns12.xincache.com, ns13.xincache.com, ns14.xincache.com and 6 other name servers.

Hostnames that resolve to 8 IP addresses:

ns11.xincache.com carries IP addresses 1.12.0.4, 36.155.149.180 and 112.80.181.45, with 5 other addresses beyond those.

Hostnames that resolve to 7 IP addresses:

ce1.xincache.com carries IP addresses 1.12.0.4, 112.80.181.45 and 117.89.178.173, with 4 other addresses beyond those.

Hostnames that resolve to 6 IP addresses:

ce2.xincache.com carries IP addresses 1.12.0.1, 117.89.178.184 and 117.135.128.235, with 3 other addresses beyond those.

These two host names — ns11.xincache.com and ce1.xincache.com — each point to 2402:4e00:1470:2::e IP addresses.

These two host names — ns11.xincache.com and ce1.xincache.com — each point to 1.12.0.4 IP addresses.

These two host names — ns11.xincache.com and ce1.xincache.com — each point to 112.80.181.45 IP addresses.

These two host names — ns11.xincache.com and ce1.xincache.com — each point to 117.89.178.173 IP addresses.

These two host names — ns11.xincache.com and ce1.xincache.com — each point to 125.94.59.210 IP addresses.

These two host names — ns11.xincache.com and ce1.xincache.com — each point to 129.211.176.209 IP addresses.

These two host names — ce1.xincache.com and ce2.xincache.com — each point to 117.135.128.235 IP addresses.

Mail Servers

bcomtech.cn uses three mail servers — hwmx.zmail300.cn, mx1.zmail300.cn and mx.zmail300.cn.

bcomtech.cn has at least partial mail server overlap with other domains such as mcchtec.com.cn, zdabkj.com, jhycable.com and two more.

The mail servers mxf.zmail300.cn, mxf1.zmail300.cn, mxv.zmail300.cn and mxw.zmail300.cn are commonly seen alongside these mail servers.

Three hostnames, one IP address apiece: hwmx.zmail300.cn resolves to 152.32.192.120, mx1.zmail300.cn resolves to 117.50.175.134 and mx.zmail300.cn resolves to 101.237.133.34.