pptutor.com - dns.ninja

`pptutor.com`

DNSSEC	⚠️ Not signed
A	180.163.28.105^{🇨🇳 SHANGHAITELECOM180.163.28.0/22 SHIDC}
NS	`draco.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	117.89.178.35^{🇨🇳 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	`douglas.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	111.206.98.235^{🇨🇳 CHINA169-BJ111.206.98.0/24}
MX	`mxbiz1.qq.com` ⭐
MX	`mxbiz2.qq.com`⁽¹⁰⁾
TXT	`facebook-domain-verification=92gz03acw7bntxr2fuuuu6c4r4zgoc`
TXT	`google-site-verification=biw8PQw6v5PCyHhKAHo2l_93iQaGO8nLOwV1h-v2nFA`
TXT	`google-site-verification=yPipF5oZL6hdVwIlcb5LWAgLa7ZJsmNlbOPgTV1Xc6g`
TXT	`v=spf1 include:spf.mail.qq.com ~all`
TXT	`apple-domain-verification=kcCi0m8wrbPb7ysa`
SOA	`draco.dnspod.net`freednsadmin@dnspod.com serial=1785120474

`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=1786547709

Subdomains

www.pptutor.com

Same first word

pptutor.com

Similar names

topptur.com

DNS History

25 records (5 active, 20 former)

○NSdns1.iidns.com2015-06-09 → 2015-06-09 · 3 obs

● 2015-06-09 03:38:52
○ 2015-10-26 07:22:44
○ 2026-08-12 15:20:22

○NSdns2.iidns.com2015-06-09 → 2015-06-09 · 3 obs

● 2015-06-09 03:38:52
○ 2015-10-26 07:22:44
○ 2026-08-12 15:20:22

○NSdns3.iidns.com2015-06-09 → 2015-06-09 · 3 obs

● 2015-06-09 03:38:52
○ 2015-10-26 07:22:44
○ 2026-08-12 15:20:22

○NSdns4.iidns.com2015-06-09 → 2015-06-09 · 3 obs

● 2015-06-09 03:38:52
○ 2015-10-26 07:22:44
○ 2026-08-12 15:20:22

○NSdns5.iidns.com2015-06-09 → 2015-06-09 · 3 obs

● 2015-06-09 03:38:52
○ 2015-10-26 07:22:44
○ 2026-08-12 15:20:22

○NSdns6.iidns.com2015-06-09 → 2015-06-09 · 3 obs

● 2015-06-09 03:38:52
○ 2015-10-26 07:22:44
○ 2026-08-12 15:20:22

●NSdouglas.dnspod.net2026-06-27 → 2026-08-12 · 3 obs

○ 2026-02-16 07:01:54
● 2026-06-27 21:39:44
● 2026-08-12 15:20:22

●NSdraco.dnspod.net2026-06-27 → 2026-08-12 · 3 obs

○ 2026-02-16 07:01:54
● 2026-06-27 21:39:44
● 2026-08-12 15:20:22

○NSf1g1ns1.dnspod.net2018-06-26 → 2018-10-18 · 5 obs

○ 2017-04-19 06:10:30
● 2018-06-26 07:17:14
● 2018-10-18 11:55:44
○ 2026-02-16 07:01:54
○ 2026-08-12 15:20:22

○NSf1g1ns2.dnspod.net2018-06-26 → 2018-10-18 · 5 obs

○ 2017-04-19 06:10:30
● 2018-06-26 07:17:14
● 2018-10-18 11:55:44
○ 2026-02-16 07:01:54
○ 2026-08-12 15:20:22

○NSns23.domaincontrol.com2015-10-26 → 2017-04-19 · 5 obs

○ 2015-06-09 03:38:52
● 2015-10-26 07:22:44
● 2017-04-19 06:10:30
○ 2018-06-26 07:17:14
○ 2026-08-12 15:20:22

○NSns24.domaincontrol.com2015-10-26 → 2017-04-19 · 5 obs

○ 2015-06-09 03:38:52
● 2015-10-26 07:22:44
● 2017-04-19 06:10:30
○ 2018-06-26 07:17:14
○ 2026-08-12 15:20:22

○NSns3.dnsv4.com2026-02-16 → 2026-02-16 · 4 obs

○ 2018-10-18 11:55:44
● 2026-02-16 07:01:54
○ 2026-07-04 22:46:44
○ 2026-08-12 15:20:22

○NSns4.dnsv4.com2026-02-16 → 2026-02-16 · 4 obs

○ 2018-10-18 11:55:44
● 2026-02-16 07:01:54
○ 2026-07-04 22:46:44
○ 2026-08-12 15:20:22

○MXmailstore1.secureserver.net2015-10-26 → 2017-04-19 · 4 obs

● 2015-10-26 07:22:44
● 2017-04-19 06:10:30
○ 2018-06-26 07:17:14
○ 2026-08-12 15:20:22

●MXmxbiz1.qq.com2018-06-26 → 2026-08-12 · 16 obs

○ 2017-04-19 06:10:30
● 2018-06-26 07:17:14
● 2018-10-18 11:55:44
○ 2026-07-11 13:48:40
● 2026-07-12 06:36:24
○ 2026-07-14 05:32:58
● 2026-07-15 08:23:38
○ 2026-07-26 14:46:42
● 2026-07-28 11:49:54
○ 2026-07-28 13:43:02
● 2026-08-05 08:13:44
○ 2026-08-11 06:23:12
● 2026-08-11 11:32:26
○ 2026-08-12 14:07:12
● 2026-08-12 15:20:18
● 2026-08-12 15:20:22

●MXmxbiz2.qq.com2018-06-26 → 2026-08-12 · 16 obs

○MXsmtp.secureserver.net2015-10-26 → 2017-04-19 · 4 obs

● 2015-10-26 07:22:44
● 2017-04-19 06:10:30
○ 2018-06-26 07:17:14
○ 2026-08-12 15:20:22

○A140.207.177.2072026-07-12 → 2026-08-12 · 30 obs

○ 2026-07-12 06:36:24
● 2026-07-12 12:00:48
○ 2026-07-14 05:32:58
● 2026-07-18 09:37:34
○ 2026-07-20 05:26:40
● 2026-07-20 15:48:40
○ 2026-07-20 18:50:44
● 2026-07-22 03:10:40
○ 2026-07-22 07:55:34
● 2026-07-23 07:53:42
○ 2026-07-24 09:21:58
● 2026-07-24 15:16:18
○ 2026-07-24 21:27:32
● 2026-07-26 06:52:42
○ 2026-07-26 08:18:50
● 2026-07-26 14:10:10
○ 2026-07-26 14:46:42
● 2026-07-28 11:49:54
○ 2026-07-28 12:58:16
● 2026-08-05 08:13:44
○ 2026-08-05 09:41:04
● 2026-08-06 06:26:20
○ 2026-08-06 09:43:54
● 2026-08-06 11:56:38
○ 2026-08-07 15:17:00
● 2026-08-08 14:18:20
○ 2026-08-10 13:17:58
● 2026-08-12 01:09:54
○ 2026-08-12 06:37:44
○ 2026-08-12 15:20:22

○A140.207.188.1192026-02-16 → 2026-02-16 · 4 obs

○ 2018-10-18 11:55:44
● 2026-02-16 07:01:54
○ 2026-07-11 10:11:50
○ 2026-08-12 15:20:22

●A180.163.28.1052026-07-11 → 2026-08-12 · 35 obs

○ 2026-02-16 07:01:54
● 2026-07-11 10:11:50
○ 2026-07-11 13:48:40
● 2026-07-12 06:36:24
○ 2026-07-12 12:00:48
● 2026-07-15 08:23:38
○ 2026-07-18 09:37:34
● 2026-07-20 05:26:40
○ 2026-07-20 15:48:40
● 2026-07-20 18:50:44
○ 2026-07-22 03:10:40
● 2026-07-22 07:55:34
○ 2026-07-23 07:53:42
● 2026-07-24 09:21:58
○ 2026-07-24 15:16:18
● 2026-07-24 21:27:32
○ 2026-07-26 06:52:42
● 2026-07-26 08:18:50
○ 2026-07-26 14:10:10
● 2026-07-28 12:58:16
○ 2026-07-28 13:43:02
● 2026-08-05 09:41:04
○ 2026-08-06 06:26:20
● 2026-08-06 09:43:54
○ 2026-08-06 11:56:38
● 2026-08-07 15:17:00
○ 2026-08-08 14:18:20
● 2026-08-10 13:17:58
○ 2026-08-11 06:23:12
● 2026-08-11 11:32:26
○ 2026-08-12 01:09:54
● 2026-08-12 06:37:44
○ 2026-08-12 14:07:12
● 2026-08-12 15:20:18
● 2026-08-12 15:20:22

○A180.163.29.1512026-02-16 → 2026-02-16 · 4 obs

○ 2018-10-18 11:55:44
● 2026-02-16 07:01:54
○ 2026-07-11 10:11:50
○ 2026-08-12 15:20:22

○A184.168.221.112015-10-26 → 2017-04-19 · 4 obs

● 2015-10-26 07:22:44
● 2017-04-19 06:10:30
○ 2018-06-26 07:17:14
○ 2026-08-12 15:20:22

○A39.105.73.1122018-06-26 → 2018-06-26 · 4 obs

○ 2017-04-19 06:10:30
● 2018-06-26 07:17:14
○ 2018-10-18 11:55:44
○ 2026-08-12 15:20:22

○A47.106.99.532018-10-18 → 2018-10-18 · 4 obs

○ 2018-06-26 07:17:14
● 2018-10-18 11:55:44
○ 2026-02-16 07:01:54
○ 2026-08-12 15:20:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, m.gtld-servers.net, d.gtld-servers.net, b.gtld-servers.net...	-
pptutor.com	draco.dnspod.net, douglas.dnspod.net	-

✅ Authoritative Response

Server:1.14.119.35

NS records: draco.dnspod.net, douglas.dnspod.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for pptutor.com (unsigned zone)

⏱️ Timing

Total: 931ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`140.207.177.207`
NS	2	`douglas.dnspod.net, draco.dnspod.net`
MX	2	`mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10)`
TXT	5	`apple-domain-verification=kcCi0m8wrbPb7y, facebook-domain-verification=92gz03acw7b...`
SOA	1	`draco.dnspod.net freednsadmin.dnspod.com`

Analysis

Hierarchy

pptutor.com is the parent zone for www.pptutor.com.

IP Addresses

pptutor.com resolves to just one IP address, 180.163.28.105.

Two other host names, along with voidking.com, host.com.cn and ljq.zone, also share IP numbers with pptutor.com.

Name Servers

pptutor.com has two authoritative name servers — douglas.dnspod.net and draco.dnspod.net.

pptutor.com shares its NS records with other domains, for example fqw.net, teamix.xyz, tandoo.net and two others.

pptutor.com partially shares its NS delegation with several other domains, including 91cq.com, onesmovies.com, 31cq.com and two others.

These name servers are regularly seen alongside ns3.dnsv4.com and ns4.dnsv4.com as name servers.

DNS names with 6 IP addresses:

douglas.dnspod.net points to 1.12.0.1, 1.13.76.35, 36.155.149.35 and 3 other IP addresses.

draco.dnspod.net points to 1.12.0.4, 1.14.119.35, 111.13.13.35 and 3 other IP addresses.

Mail Servers

pptutor.com is served by two mail servers, mxbiz1.qq.com and mxbiz2.qq.com.

Among the domains sharing a mail server setup with pptutor.com are sjt.cn, linkrich.com, qinghuagarden.com and two others.

The MX records for pptutor.com are at least partially shared with other domains, such as scrzgs.com, atkjs.cn, 01y.com and tqls.cn.