cusdev.com - dns.ninja

`cusdev.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:692^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::ac43:9b29^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.6.146^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.155.41^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`ainsley.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26d3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ainsley.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2d3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ainsley.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22d3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ainsley.ns.cloudflare.com`
		A	108.162.194.211^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ainsley.ns.cloudflare.com`
		A	162.159.38.211^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ainsley.ns.cloudflare.com`
		A	172.64.34.211^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ainsley.ns.cloudflare.com`
NS	`mario.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bcb^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mario.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1cb^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`mario.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21cb^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`mario.ns.cloudflare.com`
		A	108.162.193.203^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mario.ns.cloudflare.com`
		A	172.64.33.203^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mario.ns.cloudflare.com`
		A	173.245.59.203^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mario.ns.cloudflare.com`
MX	`in1-smtp.messagingengine.com` ⭐
		A	103.168.172.216^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-01.messagingengine.com`
		A	103.168.172.217^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-02.messagingengine.com`
		A	103.168.172.218^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-03.messagingengine.com`
		A	103.168.172.219^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-04.messagingengine.com`
		A	103.168.172.220^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-05.messagingengine.com`
		A	103.168.172.221^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-06.messagingengine.com`
		A	103.168.172.222^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-07.messagingengine.com`
		A	103.168.172.223^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-08.messagingengine.com`
MX	`in2-smtp.messagingengine.com`⁽²⁰⁾
		A	202.12.124.216^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-01.messagingengine.com`
		A	202.12.124.217^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-02.messagingengine.com`
		A	202.12.124.218^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-03.messagingengine.com`
		A	202.12.124.219^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-04.messagingengine.com`
TXT	`v=spf1 include:spf.messagingengine.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.6.146, 172.67.155.41
		IPv6 hints	2606:4700:3031::6815:692, 2606:4700:3032::ac43:9b29
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=235, name=cloudflare-ech.com
SOA	`ainsley.ns.cloudflare.com`dns@cloudflare.com serial=2404090880

`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=1781486445

Previously MX for

cusdev.com

Same first word

cusdev.com

Similar names

dvcuse.com

vcsedu.com

educvs.com

cvudes.edu.co

csudev.com

vcsedu.org

devcus.com

ucdevs.com

devcsu.fr

DNS History

27 records (8 active, 19 former)

●NSainsley.ns.cloudflare.com2026-02-20 → 2026-06-15 · 3 obs

○ 2017-08-25 11:48:08
● 2026-02-20 00:11:04
● 2026-06-15 01:45:56

●NSmario.ns.cloudflare.com2026-02-20 → 2026-06-15 · 3 obs

○ 2017-08-25 11:48:08
● 2026-02-20 00:11:04
● 2026-06-15 01:45:56

○NSns1.siteground278.com2015-11-01 → 2017-08-25 · 5 obs

○ 2015-05-30 02:49:24
● 2015-11-01 13:41:14
● 2017-08-25 11:48:08
○ 2026-02-20 00:11:04
○ 2026-06-15 01:45:56

○NSns2.siteground278.com2015-11-01 → 2017-08-25 · 5 obs

○ 2015-05-30 02:49:24
● 2015-11-01 13:41:14
● 2017-08-25 11:48:08
○ 2026-02-20 00:11:04
○ 2026-06-15 01:45:56

○NSns3573.hostgator.com2015-05-30 → 2015-05-30 · 3 obs

● 2015-05-30 02:49:24
○ 2015-11-01 13:41:14
○ 2026-06-15 01:45:56

○NSns3574.hostgator.com2015-05-30 → 2015-05-30 · 3 obs

● 2015-05-30 02:49:24
○ 2015-11-01 13:41:14
○ 2026-06-15 01:45:56

○NSns6515.hostgator.com2015-05-30 → 2015-05-30 · 3 obs

● 2015-05-30 02:49:24
○ 2015-11-01 13:41:14
○ 2026-06-15 01:45:56

○MXcusdev.com2015-05-30 → 2015-05-30 · 3 obs

● 2015-05-30 02:49:24
○ 2015-11-01 13:41:14
○ 2026-06-15 01:45:56

●MXin1-smtp.messagingengine.com2026-04-08 → 2026-06-15 · 3 obs

○ 2026-02-20 00:11:04
● 2026-04-08 20:23:48
● 2026-06-15 01:45:56

●MXin2-smtp.messagingengine.com2026-04-08 → 2026-06-15 · 3 obs

○ 2026-02-20 00:11:04
● 2026-04-08 20:23:48
● 2026-06-15 01:45:56

○MXmx1.hostinger.com2026-02-20 → 2026-02-20 · 4 obs

○ 2017-08-25 11:48:08
● 2026-02-20 00:11:04
○ 2026-04-08 20:23:48
○ 2026-06-15 01:45:56

○MXmx10.mailspamprotection.com2015-11-01 → 2017-08-25 · 5 obs

○ 2015-05-30 02:49:24
● 2015-11-01 13:41:14
● 2017-08-25 11:48:08
○ 2026-02-20 00:11:04
○ 2026-06-15 01:45:56

○MXmx2.hostinger.com2026-02-20 → 2026-02-20 · 4 obs

○ 2017-08-25 11:48:08
● 2026-02-20 00:11:04
○ 2026-04-08 20:23:48
○ 2026-06-15 01:45:56

○MXmx20.mailspamprotection.com2015-11-01 → 2017-08-25 · 5 obs

○ 2015-05-30 02:49:24
● 2015-11-01 13:41:14
● 2017-08-25 11:48:08
○ 2026-02-20 00:11:04
○ 2026-06-15 01:45:56

○MXmx30.mailspamprotection.com2015-11-01 → 2017-08-25 · 5 obs

○ 2015-05-30 02:49:24
● 2015-11-01 13:41:14
● 2017-08-25 11:48:08
○ 2026-02-20 00:11:04
○ 2026-06-15 01:45:56

●A104.21.6.1462026-04-08 → 2026-06-15 · 3 obs

○ 2026-02-20 00:11:04
● 2026-04-08 20:23:48
● 2026-06-15 01:45:56

●A172.67.155.412026-04-08 → 2026-06-15 · 3 obs

○ 2026-02-20 00:11:04
● 2026-04-08 20:23:48
● 2026-06-15 01:45:56

○A181.224.139.2172015-11-01 → 2017-08-25 · 5 obs

○ 2015-05-30 02:49:24
● 2015-11-01 13:41:14
● 2017-08-25 11:48:08
○ 2026-02-20 00:11:04
○ 2026-06-15 01:45:56

○A188.114.96.02026-02-20 → 2026-02-20 · 4 obs

○ 2017-08-25 11:48:08
● 2026-02-20 00:11:04
○ 2026-04-08 20:23:48
○ 2026-06-15 01:45:56

○A188.114.96.42026-02-20 → 2026-06-15 · 2 obs

○ 2026-02-20 00:11:04
○ 2026-06-15 01:45:56

○A188.114.97.02026-02-20 → 2026-02-20 · 4 obs

○ 2017-08-25 11:48:08
● 2026-02-20 00:11:04
○ 2026-04-08 20:23:48
○ 2026-06-15 01:45:56

○A188.114.97.42026-02-20 → 2026-06-15 · 2 obs

○ 2026-02-20 00:11:04
○ 2026-06-15 01:45:56

○A192.254.235.2192015-05-30 → 2015-05-30 · 3 obs

● 2015-05-30 02:49:24
○ 2015-11-01 13:41:14
○ 2026-06-15 01:45:56

●A2606:4700:3031::6815:6922026-04-08 → 2026-06-15 · 3 obs

○ 2026-02-20 00:11:04
● 2026-04-08 20:23:48
● 2026-06-15 01:45:56

●A2606:4700:3032::ac43:9b292026-04-08 → 2026-06-15 · 3 obs

○ 2026-02-20 00:11:04
● 2026-04-08 20:23:48
● 2026-06-15 01:45:56

○A2a06:98c1:3120::2026-02-20 → 2026-02-20 · 4 obs

○ 2017-08-25 11:48:08
● 2026-02-20 00:11:04
○ 2026-04-08 20:23:48
○ 2026-06-15 01:45:56

○A2a06:98c1:3121::2026-02-20 → 2026-02-20 · 4 obs

○ 2017-08-25 11:48:08
● 2026-02-20 00:11:04
○ 2026-04-08 20:23:48
○ 2026-06-15 01:45:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
cusdev.com	mario.ns.cloudflare.com, ainsley.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.211

NS records: mario.ns.cloudflare.com, ainsley.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cusdev.com (unsigned zone)

⏱️ Timing

Total: 1082ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.155.41, 104.21.6.146`
AAAA	2	`2606:4700:3031::6815:692, 2606:4700:3032::ac43:9b29`
NS	2	`ainsley.ns.cloudflare.com, mario.ns.cloudflare.com`
MX	2	`in1-smtp.messagingengine.com (pri: 10), in2-smtp.messagingengine.com (pri: 20)`
TXT	1	`v=spf1 include:spf.messagingengine.com -`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`ainsley.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

cusdev.com points to the four IP addresses 104.21.6.146, 172.67.155.41, 2606:4700:3031::6815:692 and 2606:4700:3032::ac43:9b29.

Two other host names, along with zztk-adguard.pro, www.jushhru.top and smartstories.io, also share IP numbers with cusdev.com.

Name Servers

cusdev.com is served by two delegated name servers, ainsley.ns.cloudflare.com and mario.ns.cloudflare.com.

cusdev.com shares its NS records with other domains, for example bobsagetisgod.com, socialonmedia.com, stain-pekalongan.ac.id and two others.

The name servers of cusdev.com overlap at least partially with those of other domains — among them authenticflamesjerseys.com, uac.go.ug, tcafund.com and two more.

These name servers commonly appear alongside the name servers alfred.ns.cloudflare.com and elaine.ns.cloudflare.com.

DNS names with 6 IP addresses:

ainsley.ns.cloudflare.com carries IP addresses 108.162.194.211, 162.159.38.211 and 172.64.34.211, with 3 other addresses beyond those.

mario.ns.cloudflare.com carries IP addresses 108.162.193.203, 172.64.33.203 and 173.245.59.203, with 3 other addresses beyond those.

Mail Servers

cusdev.com is served by two mail servers, in1-smtp.messagingengine.com and in2-smtp.messagingengine.com.

Among the domains sharing a mail server setup with cusdev.com are drawing.inkblobs.nl, paiwans.com, yereaztian.ch and two others.

There is at least a partial MX overlap between cusdev.com and other domains, including doublehack.org, terahertz.co.uk, wspanialy.eu and two others.

DNS names with 8 IP addresses:

in1-smtp.messagingengine.com carries IP addresses 103.168.172.216, 103.168.172.217 and 103.168.172.218, with 5 other addresses beyond those.

Host names that resolve to four IP numbers:

in2-smtp.messagingengine.com resolves to 202.12.124.216, 202.12.124.217, 202.12.124.218 and 202.12.124.219.