`ptschic.com`

DNSSEC	⚠️ Not signed
A	3.167.99.6^{🇺🇸 Amazon3.167.96.0/21}
		PTR	`server-3-167-99-6.iad55.r.cloudfront.net`
A	3.167.99.40^{🇺🇸 Amazon3.167.96.0/21}
A	3.167.99.41^{🇺🇸 Amazon3.167.96.0/21}
A	3.167.99.108^{🇺🇸 Amazon3.167.96.0/21}
NS	`ns-1607.awsdns-08.co.uk` ⭐
		A	2600:9000:5306:4700::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1607.awsdns-08.co.uk`
		A	205.251.198.71^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1607.awsdns-08.co.uk`
NS	`ns-1008.awsdns-62.net`
		A	2600:9000:5303:f000::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-1008.awsdns-62.net`
		A	205.251.195.240^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-1008.awsdns-62.net`
NS	`ns-1472.awsdns-56.org`
		A	2600:9000:5305:c000::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1472.awsdns-56.org`
		A	205.251.197.192^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ip-205-251-197-192.defastlink.net`
NS	`ns-190.awsdns-23.com`
		A	2600:9000:5300:be00::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-190.awsdns-23.com`
		A	205.251.192.190^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-190.awsdns-23.com`
MX	`mx2.zoho.com` ⭐
		A	136.143.183.44^{🇺🇸 ZohoAS136.143.182.0/23 Zoho}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
MX	`mx3.zoho.com`⁽²⁰⁾
		A	204.141.43.44^{🇺🇸 ZohoAS204.141.42.0/23 Zoho Corporation}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx6.zoho.com`
			PTR	`mx7.zoho.com`
			PTR	`mx8.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
MX	`mx.zoho.com`⁽⁵⁰⁾
		A	136.143.183.44^{🇺🇸 ZohoAS136.143.182.0/23 Zoho}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
		A	204.141.43.44^{🇺🇸 ZohoAS204.141.42.0/23 Zoho Corporation}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx6.zoho.com`
			PTR	`mx7.zoho.com`
			PTR	`mx8.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
TXT	`v=spf1 include:zoho.com ~all`
SOA	`ns-1607.awsdns-08.co.uk`awsdns-hostmaster@amazon.com serial=1

`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

Same first word

ptschic.com

Similar names

histcpc.com

hsccpit.com

shipctc.com

pctisch.com

tischpc.com

ctschip.com

ccpitsh.org

DNS History

28 records (11 active, 17 former)

●NSns-1008.awsdns-62.net2026-02-16 → 2026-03-16 · 3 obs

○ 2020-03-11 06:34:20
● 2026-02-16 05:49:30
● 2026-03-16 19:03:10

●NSns-1472.awsdns-56.org2026-02-16 → 2026-03-16 · 3 obs

○ 2020-03-11 06:34:20
● 2026-02-16 05:49:30
● 2026-03-16 19:03:10

●NSns-1607.awsdns-08.co.uk2026-02-16 → 2026-03-16 · 3 obs

○ 2020-03-11 06:34:20
● 2026-02-16 05:49:30
● 2026-03-16 19:03:10

●NSns-190.awsdns-23.com2026-02-16 → 2026-03-16 · 3 obs

○ 2020-03-11 06:34:20
● 2026-02-16 05:49:30
● 2026-03-16 19:03:10

○NSns21.domaincontrol.com2020-03-11 → 2020-03-11 · 3 obs

● 2020-03-11 06:34:20
○ 2026-02-16 05:49:30
○ 2026-03-16 19:03:10

○NSns22.domaincontrol.com2020-03-11 → 2020-03-11 · 3 obs

● 2020-03-11 06:34:20
○ 2026-02-16 05:49:30
○ 2026-03-16 19:03:10

●MXmx.zoho.com2026-02-16 → 2026-03-16 · 3 obs

○ 2020-03-11 06:34:20
● 2026-02-16 05:49:30
● 2026-03-16 19:03:10

●MXmx2.zoho.com2026-02-16 → 2026-03-16 · 3 obs

○ 2020-03-11 06:34:20
● 2026-02-16 05:49:30
● 2026-03-16 19:03:10

●MXmx3.zoho.com2026-02-16 → 2026-03-16 · 3 obs

○ 2020-03-11 06:34:20
● 2026-02-16 05:49:30
● 2026-03-16 19:03:10

○MXmxbiz1.qq.com2020-03-11 → 2020-03-11 · 3 obs

● 2020-03-11 06:34:20
○ 2026-02-16 05:49:30
○ 2026-03-16 19:03:10

○MXmxbiz2.qq.com2020-03-11 → 2020-03-11 · 3 obs

● 2020-03-11 06:34:20
○ 2026-02-16 05:49:30
○ 2026-03-16 19:03:10

○A13.249.182.1042026-02-25 → 2026-03-15 · 77 obs

○ 2026-02-24 19:26:40
● 2026-02-25 06:41:24
○ 2026-02-25 12:42:10
○ 2026-02-25 20:42:56
● 2026-02-26 14:00:02
● 2026-02-26 18:16:24
○ 2026-02-26 20:14:30
○ 2026-02-26 21:23:30
● 2026-02-26 23:59:28
○ 2026-02-27 01:28:08
● 2026-02-27 07:31:56
○ 2026-02-27 15:52:42
○ 2026-02-28 09:48:22
● 2026-02-28 10:56:42
○ 2026-02-28 13:06:08
● 2026-02-28 13:36:18
● 2026-02-28 15:10:44
○ 2026-02-28 18:14:46
○ 2026-02-28 20:03:32
● 2026-03-01 07:16:36
● 2026-03-01 07:57:00
○ 2026-03-01 12:31:24
● 2026-03-02 00:54:24
● 2026-03-03 10:36:32
○ 2026-03-03 12:04:12
● 2026-03-03 21:08:26
○ 2026-03-04 01:01:58
○ 2026-03-04 09:36:26
● 2026-03-04 19:23:28
● 2026-03-04 21:07:36
○ 2026-03-05 02:44:54
○ 2026-03-05 07:05:36
● 2026-03-05 11:08:12
○ 2026-03-05 17:15:02
○ 2026-03-07 11:11:50
● 2026-03-07 18:02:02
○ 2026-03-07 21:22:38
○ 2026-03-08 22:27:02
● 2026-03-08 23:17:46
○ 2026-03-09 02:57:44
○ 2026-03-09 03:56:10
● 2026-03-09 07:22:44
● 2026-03-09 14:45:42
○ 2026-03-09 18:59:10
○ 2026-03-10 04:04:32
● 2026-03-10 05:18:52
○ 2026-03-10 09:09:00
○ 2026-03-10 17:52:02
● 2026-03-10 19:38:48
● 2026-03-10 20:56:00
○ 2026-03-10 23:19:30
○ 2026-03-11 03:36:12
● 2026-03-11 12:04:04
○ 2026-03-11 17:36:28
○ 2026-03-12 18:01:22
● 2026-03-12 23:50:12
○ 2026-03-13 02:01:14
○ 2026-03-13 10:53:56
● 2026-03-13 13:35:44
● 2026-03-13 16:15:20
○ 2026-03-13 23:30:00
● 2026-03-14 01:35:32
○ 2026-03-14 04:44:12
○ 2026-03-14 07:45:08
● 2026-03-14 08:32:08
○ 2026-03-14 12:03:38
○ 2026-03-14 19:44:50
● 2026-03-14 21:38:14
● 2026-03-14 23:02:12
○ 2026-03-15 01:07:04
○ 2026-03-15 09:22:24
● 2026-03-15 10:15:52
○ 2026-03-15 11:09:46
○ 2026-03-15 15:11:34
● 2026-03-15 18:58:40
○ 2026-03-15 20:25:42
○ 2026-03-16 19:03:10

○A13.249.182.172026-02-25 → 2026-03-15 · 77 obs

○A13.249.182.402026-02-25 → 2026-03-15 · 77 obs

○A13.249.182.582026-02-25 → 2026-03-15 · 77 obs

○A18.244.124.1252026-02-16 → 2026-03-16 · 92 obs

○ 2020-03-11 06:34:20
● 2026-02-16 05:49:30
● 2026-02-16 06:33:54
○ 2026-02-16 21:54:58
○ 2026-02-20 03:34:50
● 2026-02-20 18:51:28
● 2026-02-21 11:43:06
○ 2026-02-24 00:38:22
○ 2026-02-25 06:41:24
● 2026-02-25 12:42:10
● 2026-02-25 20:42:56
○ 2026-02-26 14:00:02
○ 2026-02-26 18:16:24
● 2026-02-26 20:14:30
● 2026-02-26 21:23:30
○ 2026-02-26 23:59:28
● 2026-02-27 01:28:08
○ 2026-02-27 07:31:56
● 2026-02-27 15:52:42
● 2026-02-28 00:37:26
○ 2026-02-28 07:53:02
● 2026-02-28 09:48:22
○ 2026-02-28 10:56:42
● 2026-02-28 13:06:08
○ 2026-02-28 13:36:18
○ 2026-02-28 18:14:46
● 2026-02-28 20:03:32
○ 2026-03-01 07:16:36
○ 2026-03-03 10:36:32
● 2026-03-03 12:04:12
○ 2026-03-03 21:08:26
● 2026-03-04 01:01:58
● 2026-03-04 09:36:26
○ 2026-03-04 19:23:28
○ 2026-03-04 21:07:36
● 2026-03-05 02:44:54
● 2026-03-05 07:05:36
○ 2026-03-05 11:08:12
● 2026-03-05 17:15:02
● 2026-03-06 23:07:38
○ 2026-03-07 01:25:10
● 2026-03-07 03:08:18
● 2026-03-07 11:11:50
○ 2026-03-07 18:02:02
● 2026-03-07 21:22:38
● 2026-03-08 22:27:02
○ 2026-03-08 23:17:46
● 2026-03-09 02:57:44
● 2026-03-09 03:56:10
○ 2026-03-09 07:22:44
○ 2026-03-09 14:45:42
● 2026-03-09 18:59:10
● 2026-03-10 04:04:32
○ 2026-03-10 05:18:52
○ 2026-03-10 12:41:18
● 2026-03-10 17:52:02
○ 2026-03-10 19:38:48
○ 2026-03-10 20:56:00
● 2026-03-10 23:19:30
● 2026-03-11 03:36:12
○ 2026-03-11 12:04:04
● 2026-03-11 17:36:28
● 2026-03-12 06:26:06
○ 2026-03-12 18:01:22
○ 2026-03-12 23:50:12
● 2026-03-13 02:01:14
● 2026-03-13 10:53:56
○ 2026-03-13 13:35:44
○ 2026-03-14 01:35:32
● 2026-03-14 04:44:12
● 2026-03-14 07:45:08
○ 2026-03-14 08:32:08
● 2026-03-14 12:03:38
● 2026-03-14 16:26:24
○ 2026-03-14 18:43:10
○ 2026-03-15 01:07:04
● 2026-03-15 02:17:04
○ 2026-03-15 03:44:56
○ 2026-03-15 07:03:22
● 2026-03-15 09:22:24
○ 2026-03-15 10:15:52
● 2026-03-15 11:09:46
○ 2026-03-15 13:04:20
● 2026-03-15 15:11:34
○ 2026-03-15 18:58:40
● 2026-03-15 20:25:42
● 2026-03-16 02:02:32
○ 2026-03-16 07:05:40
● 2026-03-16 11:01:30
● 2026-03-16 15:21:48
○ 2026-03-16 19:03:06
○ 2026-03-16 19:03:10

○A18.244.124.152026-02-16 → 2026-03-16 · 92 obs

○A18.244.124.492026-02-16 → 2026-03-16 · 92 obs

○A18.244.124.992026-02-16 → 2026-03-16 · 92 obs

○A184.168.221.592020-03-11 → 2020-03-11 · 3 obs

● 2020-03-11 06:34:20
○ 2026-02-16 05:49:30
○ 2026-03-16 19:03:10

●A3.167.99.1082026-02-16 → 2026-03-16 · 47 obs

○ 2026-02-16 05:49:30
○ 2026-02-16 06:33:54
● 2026-02-16 21:54:58
● 2026-02-20 03:34:50
○ 2026-02-20 18:51:28
○ 2026-02-21 11:43:06
● 2026-02-24 00:38:22
● 2026-02-24 19:26:40
○ 2026-02-25 06:41:24
○ 2026-02-28 00:37:26
● 2026-02-28 07:53:02
○ 2026-02-28 09:48:22
○ 2026-02-28 15:10:44
● 2026-02-28 18:14:46
○ 2026-02-28 20:03:32
○ 2026-03-06 23:07:38
● 2026-03-07 01:25:10
○ 2026-03-07 03:08:18
○ 2026-03-10 05:18:52
● 2026-03-10 09:09:00
● 2026-03-10 12:41:18
○ 2026-03-10 17:52:02
○ 2026-03-12 06:26:06
● 2026-03-12 18:01:22
○ 2026-03-12 23:50:12
○ 2026-03-13 16:15:20
● 2026-03-13 23:30:00
○ 2026-03-14 01:35:32
○ 2026-03-14 16:26:24
● 2026-03-14 18:43:10
● 2026-03-14 19:44:50
○ 2026-03-14 21:38:14
○ 2026-03-14 23:02:12
● 2026-03-15 01:07:04
○ 2026-03-15 02:17:04
● 2026-03-15 03:44:56
● 2026-03-15 07:03:22
○ 2026-03-15 09:22:24
○ 2026-03-15 11:09:46
● 2026-03-15 13:04:20
○ 2026-03-15 15:11:34
○ 2026-03-16 02:02:32
● 2026-03-16 07:05:40
○ 2026-03-16 11:01:30
○ 2026-03-16 15:21:48
● 2026-03-16 19:03:06
● 2026-03-16 19:03:10

●A3.167.99.402026-02-16 → 2026-03-16 · 47 obs

●A3.167.99.412026-02-16 → 2026-03-16 · 47 obs

●A3.167.99.62026-02-16 → 2026-03-16 · 47 obs

○A3.168.147.1272026-03-01 → 2026-03-01 · 4 obs

○ 2026-03-01 07:57:00
● 2026-03-01 12:31:24
○ 2026-03-02 00:54:24
○ 2026-03-16 19:03:10

○A3.168.147.402026-03-01 → 2026-03-01 · 4 obs

○ 2026-03-01 07:57:00
● 2026-03-01 12:31:24
○ 2026-03-02 00:54:24
○ 2026-03-16 19:03:10

○A3.168.147.552026-03-01 → 2026-03-01 · 4 obs

○ 2026-03-01 07:57:00
● 2026-03-01 12:31:24
○ 2026-03-02 00:54:24
○ 2026-03-16 19:03:10

○A3.168.147.852026-03-01 → 2026-03-01 · 4 obs

○ 2026-03-01 07:57:00
● 2026-03-01 12:31:24
○ 2026-03-02 00:54:24
○ 2026-03-16 19:03:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
ptschic.com	ns-190.awsdns-23.com, ns-1008.awsdns-62.net, ns-1607.awsdns-08.co.uk, ns-1472.awsdns-56.org	1 record

✅ Authoritative Response

Server: 205.251.192.190

NS records: ns-190.awsdns-23.com, ns-1008.awsdns-62.net, ns-1607.awsdns-08.co.uk, ns-1472.awsdns-56.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ptschic.com (unsigned zone)

⏱️ Timing

Total: 702ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`3.167.99.40, 3.167.99.6...`
NS	4	`ns-1008.awsdns-62.net, ns-1472.awsdns-56.org...`
MX	3	`mx.zoho.com (pri: 10), mx2.zoho.com (pri: 20)...`
TXT	1	`v=spf1 include:zoho.com ~all`
SOA	1	`ns-1607.awsdns-08.co.uk awsdns-hostmaste`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-190.awsdns-23.com)

Analysis

IP Addresses

ptschic.com resolves to four IPs: 3.167.99.6, 3.167.99.40, 3.167.99.41 and 3.167.99.108.

Name Servers

ptschic.com is delegated to four name servers: ns-190.awsdns-23.com, ns-1008.awsdns-62.net, ns-1472.awsdns-56.org and ns-1607.awsdns-08.co.uk.

ptschic.com shares some name servers with other domains, for example plexus.com, ios678bd.com, actcollegeready.org, dmqo4ozkv2581.cloudfront.net and victorsales.com.

These name servers are often used together with ns-1886.awsdns-43.co.uk, ns-702.awsdns-23.net and ns-1071.awsdns-05.org.

Host names with two IP numbers

Two IPs per host:

ns-190.awsdns-23.com points to 2600:9000:5300:be00::1 and 205.251.192.190

ns-1008.awsdns-62.net points to 2600:9000:5303:f000::1 and 205.251.195.240

ns-1472.awsdns-56.org points to 2600:9000:5305:c000::1 and 205.251.197.192

ns-1607.awsdns-08.co.uk points to 2600:9000:5306:4700::1 and 205.251.198.71

Mail Servers

ptschic.com is handled by three mail servers: mx2.zoho.com, mx3.zoho.com and mx.zoho.com.

ptschic.com shares some mail servers with other domains, at least partially; for instance hscpave.com, lzzie.com, tapscanner.com, icoordn8.com and theandrews.info.

Host names with two IP numbers:

mx.zoho.com points to 136.143.183.44 and 204.141.43.44.

Host names with one IP number:

mx2.zoho.com points to 136.143.183.44.

mx3.zoho.com points to 204.141.43.44.

Host names that point to 136.143.183.44: mx.zoho.com and mx2.zoho.com.

Host names that point to 204.141.43.44: mx.zoho.com and mx3.zoho.com.

ptschic.com - robtex.com

ptschic.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`ptschic.com`

`com`