ptcheck.com - dns.ninja

`ptcheck.com`

DNSSEC	⚠️ Not signed
A	39.100.97.242^{🇨🇳 Alibaba-Cloud39.100.0.0/14 CT BeiJing IDC}
NS	`gladys.dnspod.net` ⭐ ⚠️ Not in parent delegation
		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	117.89.178.35^{🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC}
		A	220.196.136.35^{🇨🇳 UNICOM-SHFT-IDC220.196.136.0/24}
NS	`island.dnspod.net` ⚠️ Not in parent delegation
		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	111.206.98.235^{🇨🇳 CHINA169-BJ111.206.98.0/24}
NS	`ns3.dnsv3.com` ⚠️ Not in zone NS records
		A	2402:4e00:1470:2::11^{🇨🇳 TENCENT-NET-AP2402:4e00:1400::/40}
		A	1.12.0.27^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
		A	36.155.149.54^{🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)}
		A	43.130.172.55^{🇸🇬 TENCENT-NET-AP-CN43.130.160.0/19 ACEVILLE PTE.LTD. 16 COLLYER QUAY 18-29 INCOME AT RAFFLES}
		A	43.140.78.54^{🇨🇳 TENCENT-NET-AP43.140.64.0/18 Tencent Cloud Computing (Beijing) Co., Ltd 309 West Zone, 3F. 49 Zhichun Road. Haidian District.}
		A	49.7.107.154^{🇨🇳 CHINA-149.7.64.0/18 China Telecom Beijing Co. Ltd.}
		A	101.227.168.54^{🇨🇳 SHANGHAITELECOM101.227.168.0/23 SHIDC}
		A	163.177.5.54^{🇨🇳 UNICOM-GuangZhou-IDC163.177.5.0/24}
		A	220.196.136.54^{🇨🇳 UNICOM-SHFT-IDC220.196.136.0/24}
NS	`ns4.dnsv3.com` ⚠️ Not in zone NS records
		A	2402:4e00:111:fff::e^{🇨🇳 TENCENT-NET-AP2402:4e00::/35}
		A	1.12.0.28^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
		A	1.13.76.54^{🇨🇳 TENCENT-NET-AP1.13.64.0/18}
		A	43.134.249.55^{🇸🇬 TENCENT-NET-AP-CN43.134.224.0/19 ACEVILLE PTE.LTD. 16 COLLYER QUAY 18-29 INCOME AT RAFFLES}
		A	111.13.203.54^{🇨🇳 CHINAMOBILE-CN111.13.0.0/16 CMI (Customer Route)}
		A	117.135.128.154^{🇨🇳 CHINAMOBILE-CN117.135.128.0/24 CMI (Customer Route)}
		A	124.64.205.154^{🇨🇳 CHINA169-BJ124.64.205.0/24}
		A	125.94.59.154^{🇨🇳 CHINANET-BACKBONE125.88.0.0/13 chinanet Guangdong network}
SOA	`gladys.dnspod.net`enterprise1dnsadmin@dnspod.com serial=1756859461

`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=1783801167

Subdomains

www.ptcheck.com

Same first word

ptcheck.com

ptcheck.net

Similar names

kpctech.com

thepckc.com

ckptech.com

checkpt.net

kcptech.com

checkpt.com

kpctech.net

checkpt.com.ar

checkpt.com.br

pcktech.com

hcpteck.com

pkctech.com

pkctech.co.th

tpcheck.com

DNS History

9 records (5 active, 4 former)

●NSgladys.dnspod.net2026-03-16 → 2026-07-11 · 3 obs

○ 2015-11-17 21:57:30
● 2026-03-16 04:56:12
● 2026-07-11 20:40:38

●NSisland.dnspod.net2026-03-16 → 2026-07-11 · 3 obs

○ 2015-11-17 21:57:30
● 2026-03-16 04:56:12
● 2026-07-11 20:40:38

●NSns3.dnsv3.com2015-11-17 → 2026-07-11 · 2 obs

● 2015-11-17 21:57:30
● 2026-07-11 20:40:38

●NSns4.dnsv3.com2015-11-17 → 2026-07-11 · 2 obs

● 2015-11-17 21:57:30
● 2026-07-11 20:40:38

○A120.26.192.352015-11-17 → 2016-07-07 · 4 obs

● 2015-11-17 21:57:30
● 2016-07-07 13:41:28
○ 2026-03-16 04:56:12
○ 2026-07-11 20:40:38

○A120.26.192.742015-11-17 → 2016-07-07 · 4 obs

● 2015-11-17 21:57:30
● 2016-07-07 13:41:28
○ 2026-03-16 04:56:12
○ 2026-07-11 20:40:38

○A121.199.182.1562016-07-07 → 2016-07-07 · 4 obs

○ 2015-11-17 21:57:30
● 2016-07-07 13:41:28
○ 2026-03-16 04:56:12
○ 2026-07-11 20:40:38

○A121.41.169.1902015-11-17 → 2016-07-07 · 4 obs

● 2015-11-17 21:57:30
● 2016-07-07 13:41:28
○ 2026-03-16 04:56:12
○ 2026-07-11 20:40:38

●A39.100.97.2422026-03-16 → 2026-07-11 · 3 obs

○ 2016-07-07 13:41:28
● 2026-03-16 04:56:12
● 2026-07-11 20:40:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
ptcheck.com	ns3.dnsv3.com, ns4.dnsv3.com	17 records

✅ Authoritative Response

Server:1.12.0.27

NS records: ns3.dnsv3.com, ns4.dnsv3.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ptcheck.com (unsigned zone)

⏱️ Timing

Total: 331ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`39.100.97.242`
NS	2	`gladys.dnspod.net, island.dnspod.net`
SOA	1	`gladys.dnspod.net enterprise1dnsadmin.dn`

📌 Glue Records Collected

Total: 17

Out-of-bailiwick: 17 (ns3.dnsv3.com, ns3.dnsv3.com, ns3.dnsv3.com...)

Analysis

Hierarchy

www.ptcheck.com is delegated beneath ptcheck.com.

IP Addresses

ptcheck.com has exactly one IP address — 39.100.97.242.

Host names like www.ptcheck.com are further examples that share IP numbers with ptcheck.com.

Name Servers

Four name servers handle the delegation for ptcheck.com: ns3.dnsv3.com, ns4.dnsv3.com, gladys.dnspod.net and island.dnspod.net.

There is at least partial name server overlap between ptcheck.com and other domains — jiakaobaodian.com, lianglixuan.com, cctvcdn.com and two more among them.

These name servers frequently co-occur with the name servers f1g1ns1.dnspod.net and f1g1ns2.dnspod.net.

Hosts with 9 IP addresses each:

ns3.dnsv3.com resolves to 1.12.0.27, 36.155.149.54 and 43.130.172.55 among others, with 6 other IP addresses in total.

Hosts with 8 IP addresses each:

ns4.dnsv3.com resolves to 1.12.0.28, 1.13.76.54 and 43.134.249.55 among others, with 5 other IP addresses in total.

Hosts with 6 IP addresses each:

gladys.dnspod.net resolves to 1.12.0.4, 1.14.119.35 and 111.13.13.35 among others, with 3 other IP addresses in total.

island.dnspod.net resolves to 1.12.0.1, 1.13.76.35 and 36.155.149.35 among others, with 3 other IP addresses in total.