`coursevania.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:a1bf^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:f3c^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.15.60^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.161.191^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`igor.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b77^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`igor.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c177^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`igor.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2177^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`igor.ns.cloudflare.com`
		A	108.162.193.119^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`igor.ns.cloudflare.com`
		A	172.64.33.119^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`igor.ns.cloudflare.com`
		A	173.245.59.119^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`igor.ns.cloudflare.com`
NS	`meera.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ac3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`meera.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0c3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`meera.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20c3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`meera.ns.cloudflare.com`
		A	108.162.192.195^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`meera.ns.cloudflare.com`
		A	172.64.32.195^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`meera.ns.cloudflare.com`
		A	173.245.58.195^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`meera.ns.cloudflare.com`
MX	`mx2.zoho.in` ⭐
		A	169.148.149.118^{🇮🇳 ZOHO-IN169.148.148.0/23 ZOHO Corporation Private Limited Estancia IT Park GST Road , Vallanchery Village, GST Rd}
			PTR	`mx2.zoho.in`
			PTR	`mx3.zoho.in`
			PTR	`mx.zoho.in`
MX	`mx3.zoho.in`⁽²⁰⁾
		A	169.148.149.118^{🇮🇳 ZOHO-IN169.148.148.0/23 ZOHO Corporation Private Limited Estancia IT Park GST Road , Vallanchery Village, GST Rd}
			PTR	`mx2.zoho.in`
			PTR	`mx3.zoho.in`
			PTR	`mx.zoho.in`
MX	`mx.zoho.in`⁽⁵⁰⁾
		A	169.148.149.118^{🇮🇳 ZOHO-IN169.148.148.0/23 ZOHO Corporation Private Limited Estancia IT Park GST Road , Vallanchery Village, GST Rd}
			PTR	`mx2.zoho.in`
			PTR	`mx3.zoho.in`
			PTR	`mx.zoho.in`
TXT	`google-site-verification=Kx5J1EITTdN_6E210lLlMDjW--ZvdBGedcEtpJF3ODI`
TXT	`v=spf1 include:zoho.in ~all`
TXT	`zoho-verification=zb89448399.zmverify.zoho.in`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.15.60, 172.67.161.191
		IPv6	2606:4700:3032::ac43:a1bf, 2606:4700:3034::6815:f3c
SOA	`igor.ns.cloudflare.com`dns@cloudflare.com serial=2397735301

`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

📈 Tranco rank: #529,362

DNS History

12 records (9 active, 3 former)

●NSigor.ns.cloudflare.com2026-03-17 → 2026-03-17 · 2 obs

○ 2019-12-29 10:50:32
● 2026-03-17 20:38:28

●NSmeera.ns.cloudflare.com2026-03-17 → 2026-03-17 · 2 obs

○ 2019-12-29 10:50:32
● 2026-03-17 20:38:28

○NSns57.domaincontrol.com2019-12-29 → 2019-12-29 · 2 obs

● 2019-12-29 10:50:32
○ 2026-03-17 20:38:28

○NSns58.domaincontrol.com2019-12-29 → 2019-12-29 · 2 obs

● 2019-12-29 10:50:32
○ 2026-03-17 20:38:28

●MXmx.zoho.in2026-03-17 → 2026-03-17 · 1 obs

● 2026-03-17 20:38:28

●MXmx2.zoho.in2026-03-17 → 2026-03-17 · 1 obs

● 2026-03-17 20:38:28

●MXmx3.zoho.in2026-03-17 → 2026-03-17 · 1 obs

● 2026-03-17 20:38:28

●A104.21.15.602026-03-17 → 2026-03-17 · 2 obs

○ 2019-12-29 10:50:32
● 2026-03-17 20:38:28

●A172.67.161.1912026-03-17 → 2026-03-17 · 2 obs

○ 2019-12-29 10:50:32
● 2026-03-17 20:38:28

○A199.192.31.1472019-12-29 → 2019-12-29 · 2 obs

● 2019-12-29 10:50:32
○ 2026-03-17 20:38:28

●A2606:4700:3032::ac43:a1bf2026-03-17 → 2026-03-17 · 2 obs

○ 2019-12-29 10:50:32
● 2026-03-17 20:38:28

●A2606:4700:3034::6815:f3c2026-03-17 → 2026-03-17 · 2 obs

○ 2019-12-29 10:50:32
● 2026-03-17 20:38:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net, a.gtld-servers.net...	-
coursevania.com	igor.ns.cloudflare.com, meera.ns.cloudflare.com	12 records

✅ Authoritative Response

Server: 108.162.193.119

NS records: igor.ns.cloudflare.com, meera.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coursevania.com (unsigned zone)

⏱️ Timing

Total: 134ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.161.191, 104.21.15.60`
AAAA	2	`2606:4700:3032::ac43:a1bf, 2606:4700:3034::6815:f3c`
NS	2	`igor.ns.cloudflare.com, meera.ns.cloudflare.com`
MX	3	`mx.zoho.in (pri: 10), mx2.zoho.in (pri: 20)...`
TXT	3	`google-site-verification=Kx5J1EITTdN_6E2, v=spf1 include:zoho.in ~all...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`igor.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

Four IP numbers are pointed to by coursevania.com: 2606:4700:3032::ac43:a1bf, 2606:4700:3034::6815:f3c, 104.21.15.60 and 172.67.161.191.

other host names including coincircuit.com, cndportugues.com, www.3wg.net, m.sevelina.com and zzzzz688.com share IP numbers with coursevania.com.

Name Servers

coursevania.com is delegated to two name servers igor.ns.cloudflare.com and meera.ns.cloudflare.com.

coursevania.com shares the same name server setup as other domains, for instance bassolsenergia.com, keyed.org, slovebox.com, solunode.com and freecourse.io.

coursevania.com at least partially shares name servers with other domains, for instance novgochs.ru, kaburu.co, alloyfab.net, cakefoundation.com and laythetable.com.

These name servers are commonly used alongside ian.ns.cloudflare.com and eva.ns.cloudflare.com.

Host names with six IP numbers:

Host name igor.ns.cloudflare.com points to: 2606:4700:58::adf5:3b77, 2803:f800:50::6ca2:c177, 2a06:98c1:50::ac40:2177, 108.162.193.119, 172.64.33.119 and 173.245.59.119.

Host name meera.ns.cloudflare.com points to: 2606:4700:50::adf5:3ac3, 2803:f800:50::6ca2:c0c3, 2a06:98c1:50::ac40:20c3, 108.162.192.195, 172.64.32.195 and 173.245.58.195.

Mail Servers

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

coursevania.com shares some mail servers with other domains, at least partially, for instance iamj.in, otomatiks.com, educationoncloud.in, appvelox.com and klnpoly.com.

Host names with a single IP:

mx2.zoho.in points to: 169.148.149.118.

mx3.zoho.in points to: 169.148.149.118.

mx.zoho.in points to: 169.148.149.118.

Host names that point to 169.148.149.118: mx2.zoho.in, mx3.zoho.in and mx.zoho.in.

coursevania.com - robtex.com

coursevania.com

com

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`coursevania.com`

`com`