`crewcn.org`

DNSSEC	⚠️ Not signed
A	121.52.232.194^{🇨🇳 CHINA169-Backbone121.52.224.0/19 China Unicom Zhejiang Province network Addresses from CNNIC}
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}
		A	1.14.119.35^{🇨🇳 TENCENT-NET-AP1.14.64.0/18}
		A	111.13.13.35^{🇨🇳 CHINAMOBILE-CN111.13.0.0/16 CMI (Customer Route)}
		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}
		A	163.177.5.35^{🇨🇳 UNICOM-GuangZhou-IDC163.177.5.0/24}
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}
		A	1.13.76.35^{🇨🇳 TENCENT-NET-AP1.13.64.0/18}
		A	36.155.149.35^{🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)}
		A	101.227.168.35^{🇨🇳 SHANGHAITELECOM101.227.168.0/23 SHIDC}
		A	106.39.207.235^{🇨🇳 CHINA-1106.39.192.0/19 China Telecom Beijing Co. Ltd.}
		A	111.206.98.235^{🇨🇳 CHINA169-BJ111.206.98.0/24}
		A	220.196.136.35^{🇨🇳 UNICOM-SHFT-IDC220.196.136.0/24}
MX	`mxbiz1.qq.com` ⭐
MX	`mxbiz2.qq.com`⁽¹⁰⁾
TXT	`v=spf1 include:spf.mail.qq.com ~all`
SOA	`f1g1ns1.dnspod.net`freednsadmin@dnspod.com serial=1610499250

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1777002756

Same first word

crewcn.cn

crewcn.co

crewcn.net

crewcn.cc

crewcn.com

crewcn.org

crewcn.org.cn

crewcn.net.cn

Similar names

nwrecc.org

newcrc.com

newccr.com

wercnc.com

ercwnc.org

newcrc.net

DNS History

8 records (5 active, 3 former)

●NSf1g1ns1.dnspod.net2015-06-14 → 2026-04-24 · 2 obs

● 2015-06-14 13:53:00
● 2026-04-24 04:01:42

●NSf1g1ns2.dnspod.net2015-06-14 → 2026-04-24 · 2 obs

● 2015-06-14 13:53:00
● 2026-04-24 04:01:42

●MXmxbiz1.qq.com2016-01-16 → 2026-04-24 · 2 obs

● 2016-01-16 12:32:42
● 2026-04-24 04:01:42

●MXmxbiz2.qq.com2016-01-16 → 2026-04-24 · 2 obs

● 2016-01-16 12:32:42
● 2026-04-24 04:01:42

○A120.199.7.1892016-12-02 → 2017-05-23 · 5 obs

○ 2016-04-02 11:51:54
● 2016-12-02 18:49:36
● 2017-05-23 03:00:08
○ 2026-04-16 08:08:06
○ 2026-04-24 04:01:42

●A121.52.232.1942016-01-16 → 2026-04-24 · 7 obs

○ 2015-06-14 13:53:00
● 2016-01-16 12:32:42
● 2016-04-02 11:51:54
○ 2016-12-02 18:49:36
○ 2017-05-23 03:00:08
● 2026-04-16 08:08:06
● 2026-04-24 04:01:42

○A202.107.192.142015-06-14 → 2016-04-02 · 4 obs

● 2015-06-14 13:53:00
● 2016-04-02 11:51:54
○ 2016-12-02 18:49:36
○ 2026-04-24 04:01:42

○CNAMEdns.crewcn.com2015-06-14 → 2016-04-02 · 4 obs

● 2015-06-14 13:53:00
● 2016-04-02 11:51:54
○ 2016-12-02 18:49:36
○ 2026-04-24 04:01:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	d0.org.afilias-nst.org, b2.org.afilias-nst.org, b0.org.afilias-nst.org	-
crewcn.org	f1g1ns1.dnspod.net, f1g1ns2.dnspod.net	-

✅ Authoritative Response

Server:106.39.207.235

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for crewcn.org (unsigned zone)

⏱️ Timing

Total: 4110ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`121.52.232.194`
NS	2	`f1g1ns2.dnspod.net, f1g1ns1.dnspod.net`
MX	2	`mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10)`
TXT	1	`v=spf1 include:spf.mail.qq.com ~all`
SOA	1	`f1g1ns1.dnspod.net freednsadmin.dnspod.c`

Analysis

IP Addresses

crewcn.org resolves to one IP number: 121.52.232.194.

other host names including rewcn.net, crewcn.cn, crewcn.net, crewcn.cc and tz288.com share IP numbers with crewcn.org.

Name Servers

crewcn.org is delegated to two name servers f1g1ns1.dnspod.net and f1g1ns2.dnspod.net.

crewcn.org shares the same name server setup as other domains, for instance lasatour.com, bsw.com.cn, pubwinol.com, uuets.com and idceb.com.

crewcn.org at least partially shares name servers with other domains, for instance jqstb.com, eraserlaser.net, eeau.cn, 1a2fs.icu and sgairport.cn.

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

Eight IP numbers for a host:

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.

Seven IP numbers for a host:

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.

Mail Servers

Two mail servers handle crewcn.org: mxbiz1.qq.com and mxbiz2.qq.com.

crewcn.org shares the same mail server setup as other domains, for instance 44755.com, yonghuisolar.com, cnbooks.org, leading-way.com and nantaihu.com.

crewcn.org shares at least partially some mail servers with other domains, including jzrc.net, waxhz.com and phi-ai.org.

crewcn.org - robtex.com

crewcn.org

org