`smartpublicschool.com`

DNSSEC	⚠️ Not signed
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`
SOA	`dns1.bigrock.in`smartinstitute@ymail.com 2026-06-30 #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=1784690442

Previously MX for

smartpublicschool.com

Subdomains

mail.smartpublicschool.com

Same first word

smartpublicschool.com

DNS History

14 records (4 active, 10 former)

○NS208.91.197.912026-04-15 → 2026-05-13 · 4 obs

○ 2018-09-09 06:38:44
● 2026-04-15 05:17:52
● 2026-05-13 01:23:56
○ 2026-07-22 03:31:00

●NSdns1.bigrock.in2026-04-15 → 2026-07-22 · 3 obs

○ 2018-09-09 06:38:44
● 2026-04-15 05:17:52
● 2026-07-22 03:31:00

●NSdns2.bigrock.in2026-04-15 → 2026-07-22 · 3 obs

○ 2018-09-09 06:38:44
● 2026-04-15 05:17:52
● 2026-07-22 03:31:00

●NSdns3.bigrock.in2026-04-15 → 2026-07-22 · 3 obs

○ 2018-09-09 06:38:44
● 2026-04-15 05:17:52
● 2026-07-22 03:31:00

●NSdns4.bigrock.in2026-04-15 → 2026-07-22 · 3 obs

○ 2018-09-09 06:38:44
● 2026-04-15 05:17:52
● 2026-07-22 03:31:00

○NSns1.bh-in-16.webhostbox.net2015-10-13 → 2017-02-10 · 5 obs

○ 2015-05-24 20:41:34
● 2015-10-13 01:59:30
● 2017-02-10 20:37:48
○ 2018-09-09 06:38:44
○ 2026-07-22 03:31:00

○NSns1.datastoneglobal.com2015-05-24 → 2015-05-24 · 3 obs

● 2015-05-24 20:41:34
○ 2015-10-13 01:59:30
○ 2026-07-22 03:31:00

○NSns2.bh-in-16.webhostbox.net2015-10-13 → 2017-02-10 · 5 obs

○ 2015-05-24 20:41:34
● 2015-10-13 01:59:30
● 2017-02-10 20:37:48
○ 2018-09-09 06:38:44
○ 2026-07-22 03:31:00

○NSns2.datastoneglobal.com2015-05-24 → 2015-05-24 · 3 obs

● 2015-05-24 20:41:34
○ 2015-10-13 01:59:30
○ 2026-07-22 03:31:00

○MXsmartpublicschool.com2015-05-24 → 2017-02-10 · 4 obs

● 2015-05-24 20:41:34
● 2017-02-10 20:37:48
○ 2018-09-09 06:38:44
○ 2026-07-22 03:31:00

○A111.118.215.982015-10-13 → 2017-02-10 · 5 obs

○ 2015-05-24 20:41:34
● 2015-10-13 01:59:30
● 2017-02-10 20:37:48
○ 2018-09-09 06:38:44
○ 2026-07-22 03:31:00

○A119.18.59.1332015-05-24 → 2015-05-24 · 3 obs

● 2015-05-24 20:41:34
○ 2015-10-13 01:59:30
○ 2026-07-22 03:31:00

○A127.0.0.12026-05-13 → 2026-05-13 · 3 obs

○ 2026-04-15 13:04:58
● 2026-05-13 01:23:56
○ 2026-07-22 03:31:00

○A75.2.103.232026-04-15 → 2026-04-15 · 5 obs

○ 2018-09-09 06:38:44
● 2026-04-15 05:17:52
● 2026-04-15 13:04:58
○ 2026-05-13 01:23:56
○ 2026-07-22 03:31:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
smartpublicschool.com	dns1.bigrock.in, dns2.bigrock.in, dns3.bigrock.in, dns4.bigrock.in	-

✅ Authoritative Response

Server:162.251.82.252

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for smartpublicschool.com (unsigned zone)

⏱️ Timing

Total: 340ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`dns1.bigrock.in, dns3.bigrock.in...`
SOA	1	`dns1.bigrock.in smartinstitute.ymail.com`

Analysis

Hierarchy

mail.smartpublicschool.com is a subdomain of smartpublicschool.com.

Name Servers

The authoritative name servers for smartpublicschool.com are dns1.bigrock.in, dns2.bigrock.in, dns3.bigrock.in and dns4.bigrock.in.

The name servers of smartpublicschool.com overlap at least partially with those of other domains — among them hdfcbankfastag.in, durgagroup.co.in, pradhyumna.com and two more.

These name servers commonly appear in combination with the name servers 208.91.197.91.

dns1.bigrock.in, dns2.bigrock.in, dns3.bigrock.in and dns4.bigrock.in are host names that each resolve to four IP numbers: dns1.bigrock.in resolves to 162.251.82.122, 162.251.82.123, 162.251.82.250 and 162.251.82.251, dns2.bigrock.in resolves to 162.251.82.120, 162.251.82.121, 162.251.82.248 and 162.251.82.249, dns3.bigrock.in resolves to 162.251.82.118, 162.251.82.119, 162.251.82.246 and 162.251.82.247 and dns4.bigrock.in resolves to 162.251.82.124, 162.251.82.125, 162.251.82.252 and 162.251.82.253.

smartpublicschool.com - robtex.com