`acadcert.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:c78a^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:3213^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.50.19^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.199.138^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`betty.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a4b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`betty.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c04b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`betty.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:204b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`betty.ns.cloudflare.com`
		A	108.162.192.75^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`betty.ns.cloudflare.com`
		A	172.64.32.75^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`betty.ns.cloudflare.com`
		A	173.245.58.75^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`betty.ns.cloudflare.com`
NS	`justin.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bbb^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`justin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1bb^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`justin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21bb^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`justin.ns.cloudflare.com`
		A	108.162.193.187^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`justin.ns.cloudflare.com`
		A	172.64.33.187^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`justin.ns.cloudflare.com`
		A	173.245.59.187^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`justin.ns.cloudflare.com`
MX	`route3.mx.cloudflare.net` ⭐
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
MX	`route1.mx.cloudflare.net`⁽⁸²⁾
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`route2.mx.cloudflare.net`⁽⁸³⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.50.19, 172.67.199.138
		IPv6 hints	2606:4700:3033::ac43:c78a, 2606:4700:3035::6815:3213
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=225, name=cloudflare-ech.com
SOA	`betty.ns.cloudflare.com`dns@cloudflare.com serial=2411056092

`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=1785794687

Same first word

acadcert.com

Similar names

DNS History

17 records (9 active, 8 former)

●NSbetty.ns.cloudflare.com2026-06-28 → 2026-08-03 · 3 obs

○ 2018-05-10 01:55:16
● 2026-06-28 19:09:36
● 2026-08-03 22:29:58

●NSjustin.ns.cloudflare.com2026-06-28 → 2026-08-03 · 3 obs

○ 2018-05-10 01:55:16
● 2026-06-28 19:09:36
● 2026-08-03 22:29:58

○NSns1.dnsowl.com2018-05-10 → 2018-05-10 · 3 obs

● 2018-05-10 01:55:16
○ 2026-06-28 19:09:36
○ 2026-08-03 22:29:58

○NSns2.dnsowl.com2018-05-10 → 2018-05-10 · 3 obs

● 2018-05-10 01:55:16
○ 2026-06-28 19:09:36
○ 2026-08-03 22:29:58

○NSns3.dnsowl.com2018-05-10 → 2018-05-10 · 3 obs

● 2018-05-10 01:55:16
○ 2026-06-28 19:09:36
○ 2026-08-03 22:29:58

●MXroute1.mx.cloudflare.net2026-06-28 → 2026-08-03 · 2 obs

● 2026-06-28 19:09:36
● 2026-08-03 22:29:58

●MXroute2.mx.cloudflare.net2026-06-28 → 2026-08-03 · 2 obs

● 2026-06-28 19:09:36
● 2026-08-03 22:29:58

●MXroute3.mx.cloudflare.net2026-06-28 → 2026-08-03 · 2 obs

● 2026-06-28 19:09:36
● 2026-08-03 22:29:58

●A104.21.50.192026-06-28 → 2026-08-03 · 3 obs

○ 2018-05-10 01:55:16
● 2026-06-28 19:09:36
● 2026-08-03 22:29:58

○A107.161.23.2042018-05-10 → 2018-05-10 · 3 obs

● 2018-05-10 01:55:16
○ 2026-06-28 19:09:36
○ 2026-08-03 22:29:58

●A172.67.199.1382026-06-28 → 2026-08-03 · 3 obs

○ 2018-05-10 01:55:16
● 2026-06-28 19:09:36
● 2026-08-03 22:29:58

○A192.161.187.2002018-05-10 → 2018-05-10 · 3 obs

● 2018-05-10 01:55:16
○ 2026-06-28 19:09:36
○ 2026-08-03 22:29:58

○A209.141.38.712018-05-10 → 2018-05-10 · 3 obs

● 2018-05-10 01:55:16
○ 2026-06-28 19:09:36
○ 2026-08-03 22:29:58

○A2606:4700:3031::6815:32132026-06-28 → 2026-06-28 · 4 obs

○ 2018-05-10 01:55:16
● 2026-06-28 19:09:36
○ 2026-07-08 02:48:46
○ 2026-08-03 22:29:58

●A2606:4700:3033::ac43:c78a2026-07-08 → 2026-08-03 · 3 obs

○ 2026-06-28 19:09:36
● 2026-07-08 02:48:46
● 2026-08-03 22:29:58

●A2606:4700:3035::6815:32132026-07-08 → 2026-08-03 · 3 obs

○ 2026-06-28 19:09:36
● 2026-07-08 02:48:46
● 2026-08-03 22:29:58

○A2606:4700:3036::ac43:c78a2026-06-28 → 2026-06-28 · 4 obs

○ 2018-05-10 01:55:16
● 2026-06-28 19:09:36
○ 2026-07-08 02:48:46
○ 2026-08-03 22:29:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, l.gtld-servers.net, c.gtld-servers.net, h.gtld-servers.net...	-
acadcert.com	betty.ns.cloudflare.com, justin.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.187

NS records: betty.ns.cloudflare.com, justin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for acadcert.com (unsigned zone)

⏱️ Timing

Total: 240ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.199.138, 104.21.50.19`
AAAA	2	`2606:4700:3033::ac43:c78a, 2606:4700:3035::6815:3213`
NS	2	`betty.ns.cloudflare.com, justin.ns.cloudflare.com`
MX	3	`route3.mx.cloudflare.net (pri: 22), route1.mx.cloudflare.net (pri: 82)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net ~a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`betty.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

acadcert.com resolves to four IP addresses: 104.21.50.19, 172.67.199.138, 2606:4700:3033::ac43:c78a and 2606:4700:3035::6815:3213.

Two other host names, along with tipspragmaticplay.com, cskh98win.com and southbay.ca, also share IP numbers with acadcert.com.

Name Servers

acadcert.com is served by two delegated name servers, betty.ns.cloudflare.com and justin.ns.cloudflare.com.

acadcert.com shares its NS records with other domains, for example filvaki.com, queenslandpoolsolutions.com, defmarks.com and two others.

acadcert.com shares at least some of its name servers with other domains, including alpack.net, 91(0x706f726e).cloud, schuiteman.com and two others.

These name servers are frequently seen alongside the name servers piotr.ns.cloudflare.com, chad.ns.cloudflare.com, ace.ns.cloudflare.com and nora.ns.cloudflare.com.

DNS names with 6 IP addresses:

betty.ns.cloudflare.com carries IP addresses 108.162.192.75, 172.64.32.75 and 173.245.58.75, with 3 other addresses beyond those.

justin.ns.cloudflare.com carries IP addresses 108.162.193.187, 172.64.33.187 and 173.245.59.187, with 3 other addresses beyond those.

Mail Servers

acadcert.com is handled by three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

There is at least a partial MX overlap between acadcert.com and other domains, including fsmp.co, flash-files.com, thinkaliker.com and two others.

DNS names with 6 IP addresses:

route1.mx.cloudflare.net carries IP addresses 162.159.205.11, 162.159.205.12 and 162.159.205.13, with 3 other addresses beyond those.

route2.mx.cloudflare.net carries IP addresses 162.159.205.17, 162.159.205.18 and 162.159.205.19, with 3 other addresses beyond those.

route3.mx.cloudflare.net carries IP addresses 162.159.205.23, 162.159.205.24 and 162.159.205.25, with 3 other addresses beyond those.

acadcert.com - robtex.com

acadcert.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`acadcert.com`

`com`