`chedushi.com`

DNSSEC	⚠️ Not signed
A	121.40.36.145^{🇨🇳 Alibaba-Cloud121.40.0.0/15}
NS	`f1g1ns1.dnspod.net` ⭐
		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}
			PTR	`ip-1-12-0-4.defastlink.net`
		A	1.14.119.35^{🇨🇳 TENCENT-NET-AP1.14.64.0/18}
			PTR	`ip-1-14-119-35.defastlink.net`
		A	111.13.13.35^{🇨🇳 CHINAMOBILE-CN111.13.0.0/16 CMI (Customer Route)}
			PTR	`ip-111-13-13-35.defastlink.net`
		A	117.135.128.235^{🇨🇳 CHINAMOBILE-CN117.135.128.0/24 CMI (Customer Route)}
			PTR	`(root)`
		A	125.94.59.235^{🇨🇳 CHINANET-BACKBONE125.88.0.0/13 chinanet Guangdong network}
			PTR	`ip-125-94-59-235.defastlink.net`
		A	163.177.5.35^{🇨🇳 UNICOM-GuangZhou-IDC163.177.5.0/24}
			PTR	`ip-163-177-5-35.defastlink.net`
NS	`f1g1ns2.dnspod.net`
		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}
			PTR	`ip-1-12-0-1.defastlink.net`
		A	1.13.76.35^{🇨🇳 TENCENT-NET-AP1.13.64.0/18}
			PTR	`ip-1-13-76-35.defastlink.net`
		A	36.155.149.35^{🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)}
			PTR	`ip-36-155-149-35.defastlink.net`
		A	101.227.168.35^{🇨🇳 SHANGHAITELECOM101.227.168.0/23 SHIDC}
			PTR	`ip-101-227-168-35.defastlink.net`
		A	106.39.207.235^{🇨🇳 CHINA-1106.39.192.0/19 China Telecom Beijing Co. Ltd.}
			PTR	`ip-106-39-207-235.defastlink.net`
		A	111.206.98.235^{🇨🇳 CHINA169-BJ111.206.98.0/24}
			PTR	`ip-111-206-98-235.defastlink.net`
		A	220.196.136.35^{🇨🇳 UNICOM-SHFT-IDC220.196.136.0/24}
			PTR	`ip-220-196-136-35.defastlink.net`
SOA	`f1g1ns1.dnspod.net`freednsadmin@dnspod.com serial=1485149968

`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=1771291435

Subdomains

www.chedushi.com

Same first word

chedushi.com

Similar names

shchuide.com

DNS History

4 records (3 active, 1 former)

●NSf1g1ns1.dnspod.net2015-08-14 → 2026-03-23 · 2 obs

● 2015-08-14 08:42:22
● 2026-03-23 03:40:40

●NSf1g1ns2.dnspod.net2015-08-14 → 2026-03-23 · 2 obs

● 2015-08-14 08:42:22
● 2026-03-23 03:40:40

●A121.40.36.1452016-07-10 → 2026-03-23 · 3 obs

○ 2016-03-12 08:18:12
● 2016-07-10 01:41:46
● 2026-03-23 03:40:40

○A42.121.69.2152015-08-14 → 2016-03-12 · 4 obs

● 2015-08-14 08:42:22
● 2016-03-12 08:18:12
○ 2016-07-10 01:41:46
○ 2026-03-23 03:40:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net, m.gtld-servers.net...	-
chedushi.com	f1g1ns1.dnspod.net, f1g1ns2.dnspod.net	-

✅ Authoritative Response

Server:36.155.149.35

NS records: f1g1ns1.dnspod.net, f1g1ns2.dnspod.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for chedushi.com (unsigned zone)

⏱️ Timing

Total: 621ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`121.40.36.145`
NS	2	`f1g1ns2.dnspod.net, f1g1ns1.dnspod.net`
SOA	1	`f1g1ns1.dnspod.net freednsadmin.dnspod.c`

Analysis

Hierarchy

chedushi.com is the parent of www.chedushi.com.

IP Addresses

chedushi.com resolves to a single IP: 121.40.36.145.

Other host names share IP numbers with chedushi.com; for instance www.chedushi.com.

Name Servers

chedushi.com has two name servers: f1g1ns1.dnspod.net and f1g1ns2.dnspod.net.

chedushi.com shares the same name server setup as other domains, for example idongyou.cn, frlogistics.com.cn, ipwa.cn, moboreader.com and chabeichong.com.

chedushi.com at least partially shares name servers with other domains; for example daoxile.com.cn and run.cn; ggisnxbsd21.icu and lancheng.com.

These name servers are commonly used together with a.dnspod.com and b.dnspod.com.

Host names with eight IPs:

f1g1ns2.dnspod.net points to: 2402:4e00:111:fff::c, 1.12.0.1, 1.13.76.35, 36.155.149.35, 101.227.168.35, 106.39.207.235, 111.206.98.235 and 220.196.136.35.

Host names with seven IPs:

f1g1ns1.dnspod.net points to: 2402:4e00:1470:2::e, 1.12.0.4, 1.14.119.35, 111.13.13.35, 117.135.128.235, 125.94.59.235 and 163.177.5.35.

chedushi.com - robtex.com

chedushi.com

com