`doorsteptutor.com`

DNSSEC	⚠️ Not signed
A	2400:8901:e001:144::1^{🇸🇬 AKAMAI-LINODE-AP2400:8901::/32 Akamai Technologies}
A	139.177.187.246^{🇸🇬 AKAMAI-LINODE-AP139.177.184.0/21 Akamai Technologies}
NS	`adel.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a37^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adel.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c037^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`adel.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2037^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`adel.ns.cloudflare.com`
		A	108.162.192.55^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adel.ns.cloudflare.com`
		A	172.64.32.55^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adel.ns.cloudflare.com`
		A	173.245.58.55^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adel.ns.cloudflare.com`
NS	`lloyd.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bc5^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lloyd.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1c5^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lloyd.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21c5^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lloyd.ns.cloudflare.com`
		A	108.162.193.197^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lloyd.ns.cloudflare.com`
		A	172.64.33.197^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lloyd.ns.cloudflare.com`
		A	173.245.59.197^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lloyd.ns.cloudflare.com`
MX	`doorsteptutor-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:cc2c::^{🇮🇳 Microsoft2a01:111:f000::/36}
			PTR	`mail-ma0pr01cu01000.inbound.protection.outlook.com`
		A	2a01:111:f403:cc2c::1^{🇮🇳 Microsoft2a01:111:f000::/36}
			PTR	`mail-ma0pr01cu01101.inbound.protection.outlook.com`
		A	2a01:111:f403:cc2d::^{🇮🇳 Microsoft2a01:111:f000::/36}
			PTR	`mail-pnzpr01cu00200.inbound.protection.outlook.com`
		A	2a01:111:f403:cc2d::1^{🇮🇳 Microsoft2a01:111:f000::/36}
			PTR	`mail-pnypr01cu00201.inbound.protection.outlook.com`
		A	52.101.144.0^{🇮🇳 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ma0pr01cu01000.inbound.protection.outlook.com`
		A	52.101.144.3^{🇮🇳 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ma0pr01cu01103.inbound.protection.outlook.com`
		A	52.101.145.0^{🇮🇳 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-pnzpr01cu00200.inbound.protection.outlook.com`
		A	52.101.145.2^{🇮🇳 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-pnypr01cu00202.inbound.protection.outlook.com`
TXT	`MS=ms80056939`
TXT	`google-site-verification=oULwB4_GmMkDpfNB8EziWrx0SFp43vQLZHAhpf-jo0k`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`adel.ns.cloudflare.com`dns@cloudflare.com serial=2399582121

`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=1774498667

📈 Tranco rank: #354,791

Subdomains

www.doorsteptutor.com

Same first word

doorsteptutor.com

DNS History

10 records (5 active, 5 former)

●NSadel.ns.cloudflare.com2015-07-20 → 2026-03-26 · 2 obs

● 2015-07-20 03:31:46
● 2026-03-26 04:36:50

●NSlloyd.ns.cloudflare.com2015-07-20 → 2026-03-26 · 2 obs

● 2015-07-20 03:31:46
● 2026-03-26 04:36:50

○MXdc-431fa678.doorsteptutor.com2015-07-20 → 2016-11-25 · 4 obs

● 2015-07-20 03:31:46
● 2016-11-25 14:57:58
○ 2026-02-22 08:06:44
○ 2026-03-26 04:36:50

●MXdoorsteptutor-com.mail.protection.outlook.com2026-02-22 → 2026-03-26 · 3 obs

○ 2016-11-25 14:57:58
● 2026-02-22 08:06:44
● 2026-03-26 04:36:50

○A104.18.52.2212015-07-20 → 2016-11-25 · 4 obs

● 2015-07-20 03:31:46
● 2016-11-25 14:57:58
○ 2026-02-22 08:06:44
○ 2026-03-26 04:36:50

○A104.18.53.2212015-07-20 → 2016-11-25 · 4 obs

● 2015-07-20 03:31:46
● 2016-11-25 14:57:58
○ 2026-02-22 08:06:44
○ 2026-03-26 04:36:50

●A139.177.187.2462026-02-22 → 2026-03-26 · 3 obs

○ 2016-11-25 14:57:58
● 2026-02-22 08:06:44
● 2026-03-26 04:36:50

●A2400:8901:e001:144::12026-02-22 → 2026-03-26 · 3 obs

○ 2016-11-25 14:57:58
● 2026-02-22 08:06:44
● 2026-03-26 04:36:50

○A2400:cb00:2048:1::6812:34dd2015-07-20 → 2016-11-25 · 4 obs

● 2015-07-20 03:31:46
● 2016-11-25 14:57:58
○ 2026-02-22 08:06:44
○ 2026-03-26 04:36:50

○A2400:cb00:2048:1::6812:35dd2015-07-20 → 2016-11-25 · 4 obs

● 2015-07-20 03:31:46
● 2016-11-25 14:57:58
○ 2026-02-22 08:06:44
○ 2026-03-26 04:36:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, a.gtld-servers.net, i.gtld-servers.net, m.gtld-servers.net...	-
doorsteptutor.com	adel.ns.cloudflare.com, lloyd.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.197

NS records: adel.ns.cloudflare.com, lloyd.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 582ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`139.177.187.246`
AAAA	1	`2400:8901:e001:144::1`
NS	2	`adel.ns.cloudflare.com, lloyd.ns.cloudflare.com`
MX	1	`doorsteptutor-com.mail.protection.outloo`
TXT	3	`MS=ms80056939, google-site-verification=oULwB4_GmMkDpfN...`
SOA	1	`adel.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (adel.ns.cloudflare.com, adel.ns.cloudflare.com, adel.ns.cloudflare.com...)

Analysis

Hierarchy

The parent of www.doorsteptutor.com is doorsteptutor.com.

IP Addresses

Two IP numbers are pointed to by doorsteptutor.com: 2400:8901:e001:144::1 and 139.177.187.246.

other host names include www.doorsteptutor.com, www.mindspritesolutions.com, jobduniya.com, mindspritesolutions.com and examrace.com; they share IP numbers with doorsteptutor.com.

Name Servers

Two name servers adel.ns.cloudflare.com and lloyd.ns.cloudflare.com handle the delegation for doorsteptutor.com.

doorsteptutor.com shares the same name server setup as other domains, for instance tt03.biz, moralesandstone.com, ccards.space, ero(0x6e756465)s.com and h4m.com.

doorsteptutor.com at least partially shares name servers with other domains, for instance geertvanderplas.nl, wbsjs.com, techclyde.com, lhammer.dk and dailygadgetsreveiw.com.

These name servers are commonly used alongside abby.ns.cloudflare.com.

Six IP addresses per host:

adel.ns.cloudflare.com points to 2606:4700:50::adf5:3a37, 2803:f800:50::6ca2:c037, 2a06:98c1:50::ac40:2037, 108.162.192.55, 172.64.32.55 and 173.245.58.55; lloyd.ns.cloudflare.com points to 2606:4700:58::adf5:3bc5, 2803:f800:50::6ca2:c1c5, 2a06:98c1:50::ac40:21c5, 108.162.193.197, 172.64.33.197 and 173.245.59.197

Mail Servers

doorsteptutor.com is handled by a single mail server, doorsteptutor-com.mail.protection.outlook.com.

Hostname doorsteptutor-com.mail.protection.outlook.com resolves to eight IP numbers: 2a01:111:f403:cc2c::, 2a01:111:f403:cc2c::1, 2a01:111:f403:cc2d::, 2a01:111:f403:cc2d::1, 52.101.144.0, 52.101.144.3, 52.101.145.0 and 52.101.145.2.

doorsteptutor.com - robtex.com