proofmyclass.com - dns.ninja

`proofmyclass.com`

DNSSEC	⚠️ Not signed
A	2606:4700:20::681a:43c^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:20::681a:53c^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:20::ac43:465c^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.26.4.60^{Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.26.5.60^{Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.70.92^{🇺🇸 Cloudflare172.67.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`dilbert.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b9b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dilbert.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c19b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dilbert.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:219b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dilbert.ns.cloudflare.com`
		A	108.162.193.155^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dilbert.ns.cloudflare.com`
		A	172.64.33.155^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dilbert.ns.cloudflare.com`
		A	173.245.59.155^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dilbert.ns.cloudflare.com`
NS	`sara.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a90^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sara.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c090^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sara.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2090^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sara.ns.cloudflare.com`
		A	108.162.192.144^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sara.ns.cloudflare.com`
		A	172.64.32.144^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sara.ns.cloudflare.com`
		A	173.245.58.144^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sara.ns.cloudflare.com`
MX	`inbound-smtp.us-east-1.amazonaws.com` ⭐
		A	3.211.210.226^{🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-211-210-226.compute-1.amazonaws.com`
		A	44.206.9.87^{🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix}
			PTR	`ec2-44-206-9-87.compute-1.amazonaws.com`
		A	44.210.166.32^{🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix}
			PTR	`ec2-44-210-166-32.compute-1.amazonaws.com`
		A	54.164.173.191^{🇺🇸 Amazon54.164.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-164-173-191.compute-1.amazonaws.com`
		A	54.197.5.236^{🇺🇸 Amazon54.196.0.0/15 EC2 IAD 54.196.0.0/15}
			PTR	`ec2-54-197-5-236.compute-1.amazonaws.com`
HTTPS	HTTP/2 ✓ hints match
		IPv4 hints	104.26.4.60, 104.26.5.60, 172.67.70.92
		IPv6 hints	2606:4700:20::681a:43c, 2606:4700:20::681a:53c, 2606:4700:20::ac43:465c
SOA	`dilbert.ns.cloudflare.com`dns@cloudflare.com serial=2407399387

`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=1786053269

Subdomains

smtp.proofmyclass.com

www.proofmyclass.com

Same first word

proofmyclass.com

DNS History

22 records (9 active, 13 former)

●NSdilbert.ns.cloudflare.com2016-03-01 → 2026-08-06 · 3 obs

○ 2015-11-26 20:13:20
● 2016-03-01 13:48:00
● 2026-08-06 22:13:18

○NSns07.domaincontrol.com2015-08-05 → 2015-11-26 · 4 obs

● 2015-08-05 19:09:06
● 2015-11-26 20:13:20
○ 2016-03-01 13:48:00
○ 2026-08-06 22:13:18

○NSns08.domaincontrol.com2015-08-05 → 2015-11-26 · 4 obs

● 2015-08-05 19:09:06
● 2015-11-26 20:13:20
○ 2016-03-01 13:48:00
○ 2026-08-06 22:13:18

●NSsara.ns.cloudflare.com2016-03-01 → 2026-08-06 · 3 obs

○ 2015-11-26 20:13:20
● 2016-03-01 13:48:00
● 2026-08-06 22:13:18

●MXinbound-smtp.us-east-1.amazonaws.com2020-03-08 → 2026-08-06 · 3 obs

○ 2017-02-13 00:10:48
● 2020-03-08 17:51:12
● 2026-08-06 22:13:18

○MXmailstore1.secureserver.net2015-08-05 → 2017-02-13 · 4 obs

● 2015-08-05 19:09:06
● 2017-02-13 00:10:48
○ 2020-03-08 17:51:12
○ 2026-08-06 22:13:18

○MXsmtp.flowadmin.com2015-08-05 → 2017-02-13 · 4 obs

● 2015-08-05 19:09:06
● 2017-02-13 00:10:48
○ 2020-03-08 17:51:12
○ 2026-08-06 22:13:18

○MXsmtp.proofmyclass.com2015-08-05 → 2017-02-13 · 4 obs

● 2015-08-05 19:09:06
● 2017-02-13 00:10:48
○ 2020-03-08 17:51:12
○ 2026-08-06 22:13:18

○MXsmtp.secureserver.net2015-08-05 → 2017-02-13 · 4 obs

● 2015-08-05 19:09:06
● 2017-02-13 00:10:48
○ 2020-03-08 17:51:12
○ 2026-08-06 22:13:18

○A104.24.22.352017-02-13 → 2017-02-13 · 4 obs

○ 2016-06-24 02:19:52
● 2017-02-13 00:10:48
○ 2020-03-08 17:51:12
○ 2026-08-06 22:13:18

○A104.24.23.352017-02-13 → 2017-02-13 · 4 obs

○ 2016-06-24 02:19:52
● 2017-02-13 00:10:48
○ 2020-03-08 17:51:12
○ 2026-08-06 22:13:18

○A104.25.188.62016-03-01 → 2016-06-24 · 5 obs

○ 2015-11-26 20:13:20
● 2016-03-01 13:48:00
● 2016-06-24 02:19:52
○ 2017-02-13 00:10:48
○ 2026-08-06 22:13:18

○A104.25.189.62016-03-01 → 2016-06-24 · 5 obs

○ 2015-11-26 20:13:20
● 2016-03-01 13:48:00
● 2016-06-24 02:19:52
○ 2017-02-13 00:10:48
○ 2026-08-06 22:13:18

●A104.26.4.602020-03-08 → 2026-08-06 · 3 obs

○ 2017-02-13 00:10:48
● 2020-03-08 17:51:12
● 2026-08-06 22:13:18

●A104.26.5.602020-03-08 → 2026-08-06 · 3 obs

○ 2017-02-13 00:10:48
● 2020-03-08 17:51:12
● 2026-08-06 22:13:18

●A172.67.70.922026-02-25 → 2026-08-06 · 3 obs

○ 2020-03-08 17:51:12
● 2026-02-25 08:42:56
● 2026-08-06 22:13:18

○A2400:cb00:2048:1::6818:16232017-02-13 → 2017-02-13 · 4 obs

○ 2016-06-24 02:19:52
● 2017-02-13 00:10:48
○ 2020-03-08 17:51:12
○ 2026-08-06 22:13:18

○A2400:cb00:2048:1::6818:17232017-02-13 → 2017-02-13 · 4 obs

○ 2016-06-24 02:19:52
● 2017-02-13 00:10:48
○ 2020-03-08 17:51:12
○ 2026-08-06 22:13:18

●A2606:4700:20::681a:43c2020-03-08 → 2026-08-06 · 3 obs

○ 2017-02-13 00:10:48
● 2020-03-08 17:51:12
● 2026-08-06 22:13:18

●A2606:4700:20::681a:53c2020-03-08 → 2026-08-06 · 3 obs

○ 2017-02-13 00:10:48
● 2020-03-08 17:51:12
● 2026-08-06 22:13:18

●A2606:4700:20::ac43:465c2026-02-25 → 2026-08-06 · 3 obs

○ 2020-03-08 17:51:12
● 2026-02-25 08:42:56
● 2026-08-06 22:13:18

○A69.162.106.1622015-08-05 → 2015-11-26 · 4 obs

● 2015-08-05 19:09:06
● 2015-11-26 20:13:20
○ 2016-03-01 13:48:00
○ 2026-08-06 22:13:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, g.gtld-servers.net, j.gtld-servers.net, i.gtld-servers.net...	-
proofmyclass.com	sara.ns.cloudflare.com, dilbert.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.144

NS records: sara.ns.cloudflare.com, dilbert.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for proofmyclass.com (unsigned zone)

⏱️ Timing

Total: 184ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`104.26.4.60, 104.26.5.60...`
AAAA	3	`2606:4700:20::ac43:465c, 2606:4700:20::681a:43c...`
NS	2	`dilbert.ns.cloudflare.com, sara.ns.cloudflare.com`
MX	1	`inbound-smtp.us-east-1.amazonaws.com (pr`
HTTPS	1	`{"priority":1,"target":".","alpn":["h2"]`
SOA	1	`dilbert.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

proofmyclass.com is the parent domain of smtp.proofmyclass.com and www.proofmyclass.com.

IP Addresses

proofmyclass.com resolves to 6 IP numbers: 104.26.4.60, 104.26.5.60, 172.67.70.92 and 3 other.

Additional host names — aarna.ai, sentry.hostup.se, unetifi.com and two others — share IP numbers with proofmyclass.com.

Name Servers

proofmyclass.com has two authoritative name servers — dilbert.ns.cloudflare.com and sara.ns.cloudflare.com.

proofmyclass.com shares its name server setup with other domains, including plic.io, gablesnetwork.com, ozapp.mobi and two others.

At least some of proofmyclass.com's name servers are shared with other domains, for example siampaws.com, hztgys.com, nettoppit.no and two more.

These name servers tend to be used in conjunction with the name servers carter.ns.cloudflare.com.

Host names with 6 IP numbers:

dilbert.ns.cloudflare.com points to 108.162.193.155, 172.64.33.155, 173.245.59.155 and 3 other IP addresses.

sara.ns.cloudflare.com points to 108.162.192.144, 172.64.32.144, 173.245.58.144 and 3 other IP addresses.

Mail Servers

proofmyclass.com has one mail server: inbound-smtp.us-east-1.amazonaws.com.

proofmyclass.com shares the same mail server setup as other domains, including ecm-traders.slack.com, crwdxdr.us, valebooks.com and two others.

proofmyclass.com shares mail servers — at least in part — with other domains, including redfin.atlassian.net, arzagplus.com, tripunkt.atlassian.net and two others.

These mail servers are frequently seen alongside the mail servers inbound-smtp.us-west-2.amazonaws.com.

inbound-smtp.us-east-1.amazonaws.com directs to five IP numbers: 3.211.210.226, 44.206.9.87, 44.210.166.32 and two others.