study9.com - dns.ninja

`study9.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:52a0^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::ac43:9f59^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.82.160^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.159.89^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`janet.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3aa9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`janet.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0a9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`janet.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20a9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`janet.ns.cloudflare.com`
		A	108.162.192.169^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`janet.ns.cloudflare.com`
		A	172.64.32.169^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`janet.ns.cloudflare.com`
		A	173.245.58.169^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`janet.ns.cloudflare.com`
NS	`marty.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bcc^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marty.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1cc^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`marty.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21cc^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`marty.ns.cloudflare.com`
		A	108.162.193.204^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marty.ns.cloudflare.com`
		A	172.64.33.204^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marty.ns.cloudflare.com`
		A	173.245.59.204^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marty.ns.cloudflare.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	`mx.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	`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`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.82.160, 172.67.159.89
		IPv6 hints	2606:4700:3032::6815:52a0, 2606:4700:3032::ac43:9f59
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=17, name=cloudflare-ech.com
SOA	`janet.ns.cloudflare.com`dns@cloudflare.com serial=2411008085

`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=1785832182

Previously MX for

study9.com

Subdomains

www.study9.com

Same first word

study9.com

Similar names

9study.com

DNS History

20 records (11 active, 9 former)

●NSjanet.ns.cloudflare.com2026-02-17 → 2026-08-04 · 3 obs

○ 2017-03-25 02:56:36
● 2026-02-17 07:33:32
● 2026-08-04 08:56:42

●NSmarty.ns.cloudflare.com2026-02-17 → 2026-08-04 · 3 obs

○ 2017-03-25 02:56:36
● 2026-02-17 07:33:32
● 2026-08-04 08:56:42

○NSns1.bh-cp-7.speedhost.in2015-08-11 → 2015-08-11 · 3 obs

● 2015-08-11 00:20:08
○ 2015-12-04 16:47:00
○ 2026-08-04 08:56:42

○NSns2.bh-cp-7.speedhost.in2015-08-11 → 2015-08-11 · 3 obs

● 2015-08-11 00:20:08
○ 2015-12-04 16:47:00
○ 2026-08-04 08:56:42

○NSns55.domaincontrol.com2015-12-04 → 2017-03-25 · 5 obs

○ 2015-08-11 00:20:08
● 2015-12-04 16:47:00
● 2017-03-25 02:56:36
○ 2026-02-17 07:33:32
○ 2026-08-04 08:56:42

○NSns56.domaincontrol.com2015-12-04 → 2017-03-25 · 5 obs

○ 2015-08-11 00:20:08
● 2015-12-04 16:47:00
● 2017-03-25 02:56:36
○ 2026-02-17 07:33:32
○ 2026-08-04 08:56:42

●MXmx.zoho.com2015-12-04 → 2026-08-04 · 3 obs

○ 2015-08-11 00:20:08
● 2015-12-04 16:47:00
● 2026-08-04 08:56:42

●MXmx2.zoho.com2015-12-04 → 2026-08-04 · 3 obs

○ 2015-08-11 00:20:08
● 2015-12-04 16:47:00
● 2026-08-04 08:56:42

○MXstudy9.com2015-08-11 → 2015-08-11 · 3 obs

● 2015-08-11 00:20:08
○ 2015-12-04 16:47:00
○ 2026-08-04 08:56:42

●MXus2.mx1.mailhostbox.com2026-02-17 → 2026-08-04 · 3 obs

○ 2015-12-04 16:47:00
● 2026-02-17 07:33:32
● 2026-08-04 08:56:42

●MXus2.mx2.mailhostbox.com2026-02-17 → 2026-08-04 · 3 obs

○ 2015-12-04 16:47:00
● 2026-02-17 07:33:32
● 2026-08-04 08:56:42

●MXus2.mx3.mailhostbox.com2026-02-17 → 2026-08-04 · 3 obs

○ 2015-12-04 16:47:00
● 2026-02-17 07:33:32
● 2026-08-04 08:56:42

●A104.21.82.1602026-02-17 → 2026-08-04 · 3 obs

○ 2017-03-25 02:56:36
● 2026-02-17 07:33:32
● 2026-08-04 08:56:42

○A166.62.28.1212015-12-04 → 2017-03-25 · 5 obs

○ 2015-08-11 00:20:08
● 2015-12-04 16:47:00
● 2017-03-25 02:56:36
○ 2026-02-17 07:33:32
○ 2026-08-04 08:56:42

●A172.67.159.892026-02-17 → 2026-08-04 · 3 obs

○ 2017-03-25 02:56:36
● 2026-02-17 07:33:32
● 2026-08-04 08:56:42

○A199.79.62.1462015-08-11 → 2015-08-11 · 3 obs

● 2015-08-11 00:20:08
○ 2015-12-04 16:47:00
○ 2026-08-04 08:56:42

●A2606:4700:3032::6815:52a02026-06-20 → 2026-08-04 · 3 obs

○ 2026-06-15 13:46:16
● 2026-06-20 18:26:14
● 2026-08-04 08:56:42

●A2606:4700:3032::ac43:9f592026-06-20 → 2026-08-04 · 3 obs

○ 2026-06-15 13:46:16
● 2026-06-20 18:26:14
● 2026-08-04 08:56:42

○A2606:4700:3033::6815:52a02026-02-17 → 2026-06-15 · 5 obs

○ 2017-03-25 02:56:36
● 2026-02-17 07:33:32
● 2026-06-15 13:46:16
○ 2026-06-20 18:26:14
○ 2026-08-04 08:56:42

○A2606:4700:3037::ac43:9f592026-02-17 → 2026-06-15 · 5 obs

○ 2017-03-25 02:56:36
● 2026-02-17 07:33:32
● 2026-06-15 13:46:16
○ 2026-06-20 18:26:14
○ 2026-08-04 08:56:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
study9.com	marty.ns.cloudflare.com, janet.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.169

NS records: marty.ns.cloudflare.com, janet.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for study9.com (unsigned zone)

⏱️ Timing

Total: 176ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.82.160, 172.67.159.89`
AAAA	2	`2606:4700:3032::ac43:9f59, 2606:4700:3032::6815:52a0`
NS	2	`janet.ns.cloudflare.com, marty.ns.cloudflare.com`
MX	5	`mx.zoho.com (pri: 10), us2.mx1.mailhostbox.com (pri: 100)...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`janet.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

www.study9.com is delegated beneath study9.com.

IP Addresses

study9.com directs to four IP numbers, which are 104.21.82.160, 172.67.159.89, 2606:4700:3032::6815:52a0 and 2606:4700:3032::ac43:9f59.

Two other host names, along with amp.oiq.pics, rapid2.ru and cancanacorp.com, also share IP numbers with study9.com.

Name Servers

study9.com is served by two delegated name servers, janet.ns.cloudflare.com and marty.ns.cloudflare.com.

study9.com shares its NS records with other domains, for example vermon.es, sportpartnerboerse.com, aulavirtual.pro and two others.

There is at least partial name server overlap between study9.com and other domains — hayrunnisa.com, blend-works.com, mdimail.com and two more among them.

These name servers frequently co-occur with the name servers wells.ns.cloudflare.com and alexa.ns.cloudflare.com.

DNS names with 6 IP addresses:

janet.ns.cloudflare.com carries IP addresses 108.162.192.169, 172.64.32.169 and 173.245.58.169, with 3 other addresses beyond those.

marty.ns.cloudflare.com carries IP addresses 108.162.193.204, 172.64.33.204 and 173.245.59.204, with 3 other addresses beyond those.

Mail Servers

Five mail servers handle study9.com: mx2.zoho.com, mx.zoho.com, us2.mx1.mailhostbox.com and two others.

There is at least a partial MX overlap between study9.com and other domains, including sultansouk.com, i-studentglobal.com, neotactic.net and two others.

These mail servers tend to appear in combination with mail servers us2.mx2.mailhostbox.com, us2.mx3.mailhostbox.com, mx3.zoho.com and 3 others.

Host names that point to one IP address:

mx2.zoho.com points to the IP address 136.143.183.44.

mx.zoho.com points to the IP address 204.141.43.44.

us2.mx1.mailhostbox.com points to the IP address 162.215.3.26.

us2.mx2.mailhostbox.com points to the IP address 162.215.2.27.

us2.mx3.mailhostbox.com points to the IP address 162.215.3.25.