upskillstutor.com - dns.ninja

`upskillstutor.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:11c2^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::ac43:b235^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.17.194^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.178.53^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`albert.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b3a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`albert.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c13a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`albert.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:213a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`albert.ns.cloudflare.com`
		A	108.162.193.58^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`albert.ns.cloudflare.com`
		A	172.64.33.58^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`albert.ns.cloudflare.com`
		A	173.245.59.58^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`albert.ns.cloudflare.com`
NS	`sima.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ade^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sima.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0de^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sima.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20de^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sima.ns.cloudflare.com`
		A	108.162.192.222^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sima.ns.cloudflare.com`
		A	172.64.32.222^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sima.ns.cloudflare.com`
		A	173.245.58.222^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sima.ns.cloudflare.com`
MX	`mx1.servermx.com` ⭐
		A	149.202.90.197^{🇫🇷 OVH149.202.0.0/16}
			PTR	`ns11.servermx.com`
MX	`mx1backup.servermx.com`⁽²⁰⁾
		A	51.210.106.22^{🇫🇷 OVH51.210.0.0/16}
			PTR	`ns08.servermx.com`
TXT	`google-site-verification=PALk607pveguEwJlxqg0sTh_utIy3Ds2XjnwGqDz2Vc`
TXT	`google-site-verification=yGbRMK0DcZwZi9eAyN_vvLW3MIq7hvKle423BHENHMs`
TXT	`servermx.com.077ed221f36edd758e5f23f262e8549b`
TXT	`v=spf1 a mx include:servermx.com include:mailgun.org ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.17.194, 172.67.178.53
		IPv6 hints	2606:4700:3032::6815:11c2, 2606:4700:3032::ac43:b235
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=148, name=cloudflare-ech.com
SOA	`albert.ns.cloudflare.com`dns@cloudflare.com serial=2406756115

`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=1783943437

rank #916228 globally
rank #407040 in the tld

Same first word

upskillstutor.com

upskillstutor.com.ng

DNS History

20 records (8 active, 12 former)

●NSalbert.ns.cloudflare.com2026-06-16 → 2026-07-13 · 3 obs

○ 2017-09-28 00:35:44
● 2026-06-16 17:56:24
● 2026-07-13 12:15:10

○NSns0.phase8.net2017-09-28 → 2017-09-28 · 3 obs

● 2017-09-28 00:35:44
○ 2026-06-16 17:56:24
○ 2026-07-13 12:15:10

○NSns1.phase8.net2017-09-28 → 2017-09-28 · 3 obs

● 2017-09-28 00:35:44
○ 2026-06-16 17:56:24
○ 2026-07-13 12:15:10

○NSns2.phase8.net2017-09-28 → 2017-09-28 · 3 obs

● 2017-09-28 00:35:44
○ 2026-06-16 17:56:24
○ 2026-07-13 12:15:10

●NSsima.ns.cloudflare.com2026-06-16 → 2026-07-13 · 3 obs

○ 2017-09-28 00:35:44
● 2026-06-16 17:56:24
● 2026-07-13 12:15:10

○MXfwd0.hosts.co.uk2017-09-28 → 2017-09-28 · 3 obs

● 2017-09-28 00:35:44
○ 2026-06-16 17:56:24
○ 2026-07-13 12:15:10

○MXfwd1.hosts.co.uk2017-09-28 → 2017-09-28 · 3 obs

● 2017-09-28 00:35:44
○ 2026-06-16 17:56:24
○ 2026-07-13 12:15:10

○MXfwd2.hosts.co.uk2017-09-28 → 2017-09-28 · 3 obs

● 2017-09-28 00:35:44
○ 2026-06-16 17:56:24
○ 2026-07-13 12:15:10

●MXmx1.servermx.com2026-06-16 → 2026-07-13 · 3 obs

○ 2017-09-28 00:35:44
● 2026-06-16 17:56:24
● 2026-07-13 12:15:10

●MXmx1backup.servermx.com2026-06-16 → 2026-07-13 · 3 obs

○ 2017-09-28 00:35:44
● 2026-06-16 17:56:24
● 2026-07-13 12:15:10

●A104.21.17.1942026-06-16 → 2026-07-13 · 4 obs

○ 2017-09-28 00:35:44
● 2026-06-16 17:56:24
○ 2026-06-21 09:53:50
● 2026-07-13 12:15:10

●A172.67.178.532026-06-16 → 2026-07-13 · 4 obs

○ 2017-09-28 00:35:44
● 2026-06-16 17:56:24
○ 2026-06-21 09:53:50
● 2026-07-13 12:15:10

○A188.114.96.02026-06-21 → 2026-06-21 · 3 obs

○ 2026-06-20 09:08:28
● 2026-06-21 09:53:50
○ 2026-07-13 12:15:10

○A188.114.97.02026-06-21 → 2026-06-21 · 3 obs

○ 2026-06-20 09:08:28
● 2026-06-21 09:53:50
○ 2026-07-13 12:15:10

●A2606:4700:3032::6815:11c22026-06-16 → 2026-07-13 · 4 obs

○ 2017-09-28 00:35:44
● 2026-06-16 17:56:24
○ 2026-06-21 09:53:50
● 2026-07-13 12:15:10

●A2606:4700:3032::ac43:b2352026-06-20 → 2026-07-13 · 4 obs

○ 2026-06-16 17:56:24
● 2026-06-20 09:08:28
○ 2026-06-21 09:53:50
● 2026-07-13 12:15:10

○A2606:4700:3036::ac43:b2352026-06-16 → 2026-06-16 · 4 obs

○ 2017-09-28 00:35:44
● 2026-06-16 17:56:24
○ 2026-06-20 09:08:28
○ 2026-07-13 12:15:10

○A2a06:98c1:3120::2026-06-21 → 2026-06-21 · 3 obs

○ 2026-06-20 09:08:28
● 2026-06-21 09:53:50
○ 2026-07-13 12:15:10

○A2a06:98c1:3121::2026-06-21 → 2026-06-21 · 3 obs

○ 2026-06-20 09:08:28
● 2026-06-21 09:53:50
○ 2026-07-13 12:15:10

○A85.233.160.222017-09-28 → 2017-09-28 · 3 obs

● 2017-09-28 00:35:44
○ 2026-06-16 17:56:24
○ 2026-07-13 12:15:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
upskillstutor.com	sima.ns.cloudflare.com, albert.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.222

NS records: sima.ns.cloudflare.com, albert.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for upskillstutor.com (unsigned zone)

⏱️ Timing

Total: 124ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.17.194, 172.67.178.53`
AAAA	2	`2606:4700:3032::6815:11c2, 2606:4700:3032::ac43:b235`
NS	2	`albert.ns.cloudflare.com, sima.ns.cloudflare.com`
MX	2	`mx1.servermx.com (pri: 10), mx1backup.servermx.com (pri: 20)`
TXT	4	`google-site-verification=PALk607pveguEwJ, google-site-verification=yGbRMK0DcZwZi9e...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`albert.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

upskillstutor.com directs to four IP numbers, which are 104.21.17.194, 172.67.178.53, 2606:4700:3032::6815:11c2 and 2606:4700:3032::ac43:b235.

Among the host names that share IP numbers with upskillstutor.com are cfar-biad.co.uk, descargarfosyga.com.co, gzmuye.com and two others.

Name Servers

upskillstutor.com uses two name servers for its delegation: albert.ns.cloudflare.com and sima.ns.cloudflare.com.

upskillstutor.com has the same name server delegation as a number of other domains, such as novinoutlet.com, korepetycjebuki.org, olaplexvip.com and two more.

At least some of upskillstutor.com's name servers are shared with other domains, for example parkplacefrisco.com, opm3.com.br, rhbinvest.com.hk and two more.

It is common for these name servers to be used in conjunction with the name servers marissa.ns.cloudflare.com, mitch.ns.cloudflare.com and sterling.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

Hostname albert.ns.cloudflare.com directs to 108.162.193.58, 172.64.33.58 and 173.245.59.58 along with 3 other IP addresses.

Hostname sima.ns.cloudflare.com directs to 108.162.192.222, 172.64.32.222 and 173.245.58.222 along with 3 other IP addresses.

Mail Servers

The MX records for upskillstutor.com point to two mail servers: mx1.servermx.com and mx1backup.servermx.com.

upskillstutor.com has the same mail server arrangement as a number of other domains, for example rootidea.de, amaksoud.com, klingon.nl and two more.

upskillstutor.com shares at least some of its mail servers with other domains — for example mailiron.com, ns01.servermx.com, staging.servermx.com and two more.

Each of mx1.servermx.com and mx1backup.servermx.com has one IP address: mx1.servermx.com uses 149.202.90.197 and mx1backup.servermx.com uses 51.210.106.22.