cotcc.com - dns.ninja

`cotcc.com`

DNSSEC	⚠️ Not signed
A	115.28.170.245^{🇨🇳 Alibaba-Cloud115.28.128.0/18}
NS	`dns27.hichina.com` ⭐
		A	2408:4009:501::35^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.39^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.59^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.199^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.219^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.39^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.59^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.99^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	139.224.142.109^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
NS	`dns28.hichina.com`
		A	2408:4009:501::36^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.37^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.62^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.197^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.221^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.37^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.62^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.102^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	139.224.142.107^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
MX	`mx.ym.163.com` ⭐
		A	111.124.200.35^{🇨🇳 AS139203111.124.192.0/19 GuiZhou telecom GuiAn IDC}
SOA	`dns27.hichina.com`hostmaster@hichina.com 2026-01-12 #9

`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.net`nstld@verisign-grs.com serial=1785401447

Same first word

cotcc.com

Similar names

octcc.com

ctcco.com

tccco.com

occtc.com

cctco.com.tw

cctoc.com

cccto.org

coctc.com

ctcoc.cn

cctoc.cn

ctcco.com.sg

ccotc.com

cctco.com

ccotc.cn

DNS History

7 records (4 active, 3 former)

●NSdns27.hichina.com2015-07-20 → 2026-07-30 · 2 obs

● 2015-07-20 20:01:10
● 2026-07-30 09:17:32

●NSdns28.hichina.com2015-07-20 → 2026-07-30 · 2 obs

● 2015-07-20 20:01:10
● 2026-07-30 09:17:32

●MXmx.ym.163.com2015-07-20 → 2026-07-30 · 2 obs

● 2015-07-20 20:01:10
● 2026-07-30 09:17:32

○A101.200.77.72016-02-26 → 2016-06-21 · 5 obs

○ 2015-11-26 12:38:08
● 2016-02-26 00:45:10
● 2016-06-21 02:07:32
○ 2017-03-22 20:22:28
○ 2026-07-30 09:17:32

○A112.125.180.1422015-07-20 → 2015-11-26 · 4 obs

● 2015-07-20 20:01:10
● 2015-11-26 12:38:08
○ 2016-02-26 00:45:10
○ 2026-07-30 09:17:32

●A115.28.170.2452020-04-01 → 2026-07-30 · 3 obs

○ 2017-03-22 20:22:28
● 2020-04-01 19:48:22
● 2026-07-30 09:17:32

○A47.90.36.832017-03-22 → 2017-03-22 · 4 obs

○ 2016-06-21 02:07:32
● 2017-03-22 20:22:28
○ 2020-04-01 19:48:22
○ 2026-07-30 09:17:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, b.gtld-servers.net, i.gtld-servers.net, h.gtld-servers.net...	-
cotcc.com	dns27.hichina.com, dns28.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.37

NS records: dns27.hichina.com, dns28.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cotcc.com (unsigned zone)

⏱️ Timing

Total: 3717ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`115.28.170.245`
NS	2	`dns28.hichina.com, dns27.hichina.com`
MX	1	`mx.ym.163.com (pri: 10)`
SOA	1	`dns27.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns27.hichina.com, dns27.hichina.com, dns27.hichina.com...)

Analysis

IP Addresses

cotcc.com directs to one IP number, which is 115.28.170.245.

Name Servers

cotcc.com is served by two delegated name servers, dns27.hichina.com and dns28.hichina.com.

cotcc.com has the same name server delegation as a number of other domains, such as hnkmq.com, qianyatrip.com, zunyaoyule.com and two more.

There is an overlap in name servers between cotcc.com and other domains, for example toughrope.com, 2cdk.com and myeku.com

These name servers are regularly seen alongside expirens3.hichina.com and expirens4.hichina.com as name servers.

Host names resolving to 9 IP numbers:

dns27.hichina.com carries IP addresses 39.96.153.39, 39.96.153.59 and 47.118.199.199, with 6 other addresses beyond those.

dns28.hichina.com carries IP addresses 39.96.153.37, 39.96.153.62 and 47.118.199.197, with 6 other addresses beyond those.

Mail Servers

cotcc.com routes its mail through a single mail server, mx.ym.163.com.

cotcc.com has the same mail server arrangement as a number of other domains, for example tranoi.cn, kronoptical.com, willbondtech.com and two more.

The MX records for cotcc.com are at least partially shared with other domains, such as 780.cn, ifok.cn, dtsjkc.com and retroturquoise.com.

There is one IP number for mx.ym.163.com: 111.124.200.35.