`filtersystemstechnology.com`

DNSSEC	⚠️ Not signed
A	147.93.22.187^{🇧🇪 IIHOS001147.93.16.0/20 HOSTINGER IN}
NS	`dns1.bigrock.in` ⭐
		A	162.251.82.122^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.122.reverse.myorderbox.com`
		A	162.251.82.123^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.123.reverse.myorderbox.com`
		A	162.251.82.250^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.250.reverse.myorderbox.com`
		A	162.251.82.251^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.251.reverse.myorderbox.com`
NS	`dns2.bigrock.in`
		A	162.251.82.120^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.120.reverse.myorderbox.com`
		A	162.251.82.121^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.121.reverse.myorderbox.com`
		A	162.251.82.248^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.248.reverse.myorderbox.com`
		A	162.251.82.249^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.249.reverse.myorderbox.com`
NS	`dns3.bigrock.in`
		A	162.251.82.118^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.118.reverse.myorderbox.com`
		A	162.251.82.119^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.119.reverse.myorderbox.com`
		A	162.251.82.246^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.246.reverse.myorderbox.com`
		A	162.251.82.247^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.247.reverse.myorderbox.com`
NS	`dns4.bigrock.in`
		A	162.251.82.124^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.124.reverse.myorderbox.com`
		A	162.251.82.125^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.125.reverse.myorderbox.com`
		A	162.251.82.252^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.252.reverse.myorderbox.com`
		A	162.251.82.253^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.253.reverse.myorderbox.com`
MX	`mx2.zoho.com` ⭐
		A	204.141.33.44^{🇺🇸 ZohoAS204.141.32.0/23 PNAP-DAL CASE00103239}
			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	`mx3.zoho.com`⁽²⁰⁾
		A	136.143.191.44^{🇺🇸 ZohoAS136.143.190.0/23 Zoho Corporation}
			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	`mx.zoho.com`⁽⁵⁰⁾
		A	136.143.191.44^{🇺🇸 ZohoAS136.143.190.0/23 Zoho Corporation}
			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	204.141.33.44^{🇺🇸 ZohoAS204.141.32.0/23 PNAP-DAL CASE00103239}
			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	`us2.mx1.mailhostbox.com`⁽¹⁰⁰⁾
		A	162.215.3.26^{🇺🇸 EIGI162.214.0.0/15 Unified Layer}
			PTR	`162-215-3-26.unifiedlayer.com`
MX	`us2.mx2.mailhostbox.com`⁽¹⁰⁰⁾
		A	162.215.2.27^{🇺🇸 EIGI162.214.0.0/15 Unified Layer}
			PTR	`162-215-2-27.unifiedlayer.com`
MX	`us2.mx3.mailhostbox.com`⁽¹⁰⁰⁾
		A	162.215.3.25^{🇺🇸 EIGI162.214.0.0/15 Unified Layer}
			PTR	`162-215-3-25.unifiedlayer.com`
TXT	`v=spf1 redirect=_spf.mailhostbox.com`
TXT	`v=spf1 include:zoho.com ~all`
SOA	`dns1.bigrock.in`mehul@filter-concept.com 2024-12-17 #2

`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=1777522906

⚠️ On DNS blocklist: tif

Previously MX for

filtersystemstechnology.com

Same first word

filtersystemstechnology.com

DNS History

21 records (11 active, 10 former)

●NSdns1.bigrock.in2026-04-22 → 2026-04-30 · 3 obs

○ 2017-03-31 12:45:20
● 2026-04-22 01:24:16
● 2026-04-30 04:51:24

○NSdns1.stabletransit.com2017-03-31 → 2017-03-31 · 4 obs

○ 2016-04-24 17:59:12
● 2017-03-31 12:45:20
○ 2026-04-22 01:24:16
○ 2026-04-30 04:51:24

●NSdns2.bigrock.in2026-04-22 → 2026-04-30 · 3 obs

○ 2017-03-31 12:45:20
● 2026-04-22 01:24:16
● 2026-04-30 04:51:24

○NSdns2.stabletransit.com2017-03-31 → 2017-03-31 · 4 obs

○ 2016-04-24 17:59:12
● 2017-03-31 12:45:20
○ 2026-04-22 01:24:16
○ 2026-04-30 04:51:24

●NSdns3.bigrock.in2026-04-22 → 2026-04-30 · 3 obs

○ 2017-03-31 12:45:20
● 2026-04-22 01:24:16
● 2026-04-30 04:51:24

●NSdns4.bigrock.in2026-04-22 → 2026-04-30 · 3 obs

○ 2017-03-31 12:45:20
● 2026-04-22 01:24:16
● 2026-04-30 04:51:24

○NSns181.jinfo.net2015-07-13 → 2016-04-24 · 4 obs

● 2015-07-13 22:59:44
● 2016-04-24 17:59:12
○ 2017-03-31 12:45:20
○ 2026-04-30 04:51:24

○NSns182.jinfo.net2015-07-13 → 2016-04-24 · 4 obs

● 2015-07-13 22:59:44
● 2016-04-24 17:59:12
○ 2017-03-31 12:45:20
○ 2026-04-30 04:51:24

○MXfiltersystemstechnology.com2015-07-13 → 2016-04-24 · 4 obs

● 2015-07-13 22:59:44
● 2016-04-24 17:59:12
○ 2017-03-31 12:45:20
○ 2026-04-30 04:51:24

●MXmx.zoho.com2026-04-22 → 2026-04-30 · 3 obs

○ 2017-03-31 12:45:20
● 2026-04-22 01:24:16
● 2026-04-30 04:51:24

○MXmx1.emailsrvr.com2017-03-31 → 2017-03-31 · 4 obs

○ 2016-04-24 17:59:12
● 2017-03-31 12:45:20
○ 2026-04-22 01:24:16
○ 2026-04-30 04:51:24

○MXmx2.emailsrvr.com2017-03-31 → 2017-03-31 · 4 obs

○ 2016-04-24 17:59:12
● 2017-03-31 12:45:20
○ 2026-04-22 01:24:16
○ 2026-04-30 04:51:24

●MXmx2.zoho.com2026-04-22 → 2026-04-30 · 3 obs

○ 2017-03-31 12:45:20
● 2026-04-22 01:24:16
● 2026-04-30 04:51:24

●MXmx3.zoho.com2026-04-22 → 2026-04-30 · 3 obs

○ 2017-03-31 12:45:20
● 2026-04-22 01:24:16
● 2026-04-30 04:51:24

●MXus2.mx1.mailhostbox.com2026-04-22 → 2026-04-30 · 3 obs

○ 2017-03-31 12:45:20
● 2026-04-22 01:24:16
● 2026-04-30 04:51:24

●MXus2.mx2.mailhostbox.com2026-04-22 → 2026-04-30 · 3 obs

○ 2017-03-31 12:45:20
● 2026-04-22 01:24:16
● 2026-04-30 04:51:24

●MXus2.mx3.mailhostbox.com2026-04-22 → 2026-04-30 · 3 obs

○ 2017-03-31 12:45:20
● 2026-04-22 01:24:16
● 2026-04-30 04:51:24

●A147.93.22.1872026-04-22 → 2026-04-30 · 3 obs

○ 2017-03-31 12:45:20
● 2026-04-22 01:24:16
● 2026-04-30 04:51:24

○A64.64.27.2422015-07-13 → 2016-02-05 · 4 obs

● 2015-07-13 22:59:44
● 2016-02-05 08:30:14
○ 2016-04-24 17:59:12
○ 2026-04-30 04:51:24

○A78.46.78.192016-04-24 → 2016-04-24 · 4 obs

○ 2016-02-05 08:30:14
● 2016-04-24 17:59:12
○ 2017-03-31 12:45:20
○ 2026-04-30 04:51:24

○A98.129.229.2022017-03-31 → 2017-03-31 · 4 obs

○ 2016-04-24 17:59:12
● 2017-03-31 12:45:20
○ 2026-04-22 01:24:16
○ 2026-04-30 04:51:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, b.gtld-servers.net, a.gtld-servers.net, h.gtld-servers.net...	-
filtersystemstechnology.com	dns1.bigrock.in, dns2.bigrock.in, dns3.bigrock.in, dns4.bigrock.in	-

✅ Authoritative Response

Server:162.251.82.119

NS records: dns1.bigrock.in, dns2.bigrock.in, dns3.bigrock.in, dns4.bigrock.in

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for filtersystemstechnology.com (unsigned zone)

⏱️ Timing

Total: 937ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`147.93.22.187`
NS	4	`dns2.bigrock.in, dns4.bigrock.in...`
MX	6	`us2.mx1.mailhostbox.com (pri: 100), mx2.zoho.com (pri: 20)...`
TXT	2	`v=spf1 redirect=_spf.mailhostbox.com, v=spf1 include:zoho.com ~all`
SOA	1	`dns1.bigrock.in mehul.filter-concept.com`

Analysis

IP Addresses

filtersystemstechnology.com maps to IP address 147.93.22.187.

Other host names, for example airconcept.co.in, autobackwashfilters.com and hydroconcept.co.in share the same IP as filtersystemstechnology.com.

Name Servers

filtersystemstechnology.com is delegated to four name servers: dns1.bigrock.in, dns2.bigrock.in, dns3.bigrock.in and dns4.bigrock.in.

filtersystemstechnology.com at least partially shares name servers with other domains such as suhsrp.com, digitbinge.in, goweb.in, nsscdcl.org and avalonsystems.in.

these name servers are commonly used with the name servers 208.91.197.91.

Hostnames with four IPs:

dns1.bigrock.in points to: 162.251.82.122, 162.251.82.123, 162.251.82.250 and 162.251.82.251.

dns2.bigrock.in points to: 162.251.82.120, 162.251.82.121, 162.251.82.248 and 162.251.82.249.

dns3.bigrock.in points to: 162.251.82.118, 162.251.82.119, 162.251.82.246 and 162.251.82.247.

dns4.bigrock.in points to: 162.251.82.124, 162.251.82.125, 162.251.82.252 and 162.251.82.253.

Mail Servers

filtersystemstechnology.com is handled by six mail servers: mx2.zoho.com, mx3.zoho.com, mx.zoho.com, us2.mx1.mailhostbox.com, us2.mx2.mailhostbox.com and us2.mx3.mailhostbox.com.

filtersystemstechnology.com shares mail servers with other domains at least in part, for instance step9consulting.com, miraconcept.com, opticasanmartin.cl, magnaweb.net and iycesa.com.