`cdclasses.com`

DNSSEC	⚠️ Not signed
A	76.76.21.21^{🇺🇸 Amazon76.76.21.0/24 EC2 Prefix}
NS	`nash.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bd1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nash.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1d1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`nash.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21d1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`nash.ns.cloudflare.com`
		A	108.162.193.209^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nash.ns.cloudflare.com`
		A	172.64.33.209^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nash.ns.cloudflare.com`
		A	173.245.59.209^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nash.ns.cloudflare.com`
NS	`reza.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ad9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`reza.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0d9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`reza.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20d9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`reza.ns.cloudflare.com`
		A	108.162.192.217^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`reza.ns.cloudflare.com`
		A	172.64.32.217^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`reza.ns.cloudflare.com`
		A	173.245.58.217^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`reza.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c17::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bl-in-f27.1e100.net`
		A	142.251.179.27^{🇺🇸 Google142.251.179.0/24}
			PTR	`pd-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
MX	`mx1.hostinger.in`⁽¹⁰⁾
		A	2606:4700:90:0:c1f8:f874:2386:b61f^{🇺🇸 Cloudflare2606:4700:90::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.65.182.103^{🇺🇸 Cloudflare172.65.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`mx2.hostinger.in`⁽¹⁰⁾
		A	2606:4700:90:0:c1f8:f874:2386:b61f^{🇺🇸 Cloudflare2606:4700:90::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.65.182.103^{🇺🇸 Cloudflare172.65.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
SOA	`nash.ns.cloudflare.com`dns@cloudflare.com serial=2408572757

`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=1783214351

Same first word

cdclasses.com

Similar names

ldsaccess.com

ldsaccess.org

dslaccess.com

ldsaccess.net

accessdsl.com

dslaccess.de

dslaccess.com.cy

DNS History

16 records (10 active, 6 former)

●NSnash.ns.cloudflare.com2026-05-09 → 2026-07-05 · 3 obs

○ 2017-06-28 14:14:44
● 2026-05-09 07:12:40
● 2026-07-05 01:46:40

○NSns1.dns-parking.com2026-05-09 → 2026-07-05 · 2 obs

○ 2026-05-09 07:12:40
○ 2026-07-05 01:46:40

○NSns2.dns-parking.com2026-05-09 → 2026-07-05 · 2 obs

○ 2026-05-09 07:12:40
○ 2026-07-05 01:46:40

○NSns27.domaincontrol.com2017-06-28 → 2017-06-28 · 3 obs

● 2017-06-28 14:14:44
○ 2026-05-09 07:12:40
○ 2026-07-05 01:46:40

○NSns28.domaincontrol.com2017-06-28 → 2017-06-28 · 3 obs

● 2017-06-28 14:14:44
○ 2026-05-09 07:12:40
○ 2026-07-05 01:46:40

●NSreza.ns.cloudflare.com2026-05-09 → 2026-07-05 · 3 obs

○ 2017-06-28 14:14:44
● 2026-05-09 07:12:40
● 2026-07-05 01:46:40

●MXalt1.aspmx.l.google.com2026-05-09 → 2026-07-05 · 3 obs

○ 2017-06-28 14:14:44
● 2026-05-09 07:12:40
● 2026-07-05 01:46:40

●MXalt2.aspmx.l.google.com2026-05-09 → 2026-07-05 · 3 obs

○ 2017-06-28 14:14:44
● 2026-05-09 07:12:40
● 2026-07-05 01:46:40

●MXalt3.aspmx.l.google.com2026-05-09 → 2026-07-05 · 3 obs

○ 2017-06-28 14:14:44
● 2026-05-09 07:12:40
● 2026-07-05 01:46:40

●MXalt4.aspmx.l.google.com2026-05-09 → 2026-07-05 · 3 obs

○ 2017-06-28 14:14:44
● 2026-05-09 07:12:40
● 2026-07-05 01:46:40

●MXaspmx.l.google.com2026-05-09 → 2026-07-05 · 3 obs

○ 2017-06-28 14:14:44
● 2026-05-09 07:12:40
● 2026-07-05 01:46:40

○MXmail.cdclasses.com2017-06-28 → 2017-06-28 · 3 obs

● 2017-06-28 14:14:44
○ 2026-05-09 07:12:40
○ 2026-07-05 01:46:40

●MXmx1.hostinger.in2026-05-09 → 2026-07-05 · 3 obs

○ 2017-06-28 14:14:44
● 2026-05-09 07:12:40
● 2026-07-05 01:46:40

●MXmx2.hostinger.in2026-05-09 → 2026-07-05 · 3 obs

○ 2017-06-28 14:14:44
● 2026-05-09 07:12:40
● 2026-07-05 01:46:40

○A166.62.10.472017-06-28 → 2017-06-28 · 3 obs

● 2017-06-28 14:14:44
○ 2026-05-09 07:12:40
○ 2026-07-05 01:46:40

●A76.76.21.212026-05-09 → 2026-07-05 · 3 obs

○ 2017-06-28 14:14:44
● 2026-05-09 07:12:40
● 2026-07-05 01:46:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
cdclasses.com	nash.ns.cloudflare.com, reza.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.217

NS records: nash.ns.cloudflare.com, reza.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cdclasses.com (unsigned zone)

⏱️ Timing

Total: 118ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`76.76.21.21`
NS	2	`nash.ns.cloudflare.com, reza.ns.cloudflare.com`
MX	7	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
SOA	1	`nash.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

cdclasses.com resolves to just one IP address, 76.76.21.21.

Two other host names, along with phoenixcanoeclub.co.uk, captria.com and immergutrocken.de, also share IP numbers with cdclasses.com.

Name Servers

The NS records for cdclasses.com delegate to nash.ns.cloudflare.com and reza.ns.cloudflare.com.

cdclasses.com shares its NS records with other domains, for example silkbridge.com, fletcher.at, prernatutorials.in and two others.

cdclasses.com shares at least some of its name servers with other domains, including duchyhospital.co.uk, portalsofglory.com, gavinwanganeenart.au and two others.

These name servers are frequently seen alongside the name servers donna.ns.cloudflare.com, meiling.ns.cloudflare.com, aspen.ns.cloudflare.com and jacqueline.ns.cloudflare.com.

DNS names with 6 IP addresses:

nash.ns.cloudflare.com maps to 108.162.193.209, 172.64.33.209, 173.245.59.209 and 3 additional IP addresses.

reza.ns.cloudflare.com maps to 108.162.192.217, 172.64.32.217, 173.245.58.217 and 3 additional IP addresses.

Mail Servers

cdclasses.com is handled by 7 mail servers: mx1.hostinger.in, mx2.hostinger.in, aspmx.l.google.com and 4 other.

There is at least a partial MX overlap between cdclasses.com and other domains, including agenciatrato.com.br, pixel.melbourne, altus.cr and two others.

alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com are mail servers that frequently appear together with these mail servers.

Host names that have two IP addresses:

The A records for mx1.hostinger.in return 172.65.182.103 and 2606:4700:90:0:c1f8:f874:2386:b61f.

The A records for mx2.hostinger.in return 172.65.182.103 and 2606:4700:90:0:c1f8:f874:2386:b61f.

The A records for aspmx.l.google.com return 142.251.179.27 and 2607:f8b0:4004:c17::1b.

The A records for alt1.aspmx.l.google.com return 108.177.123.27 and 2800:3f0:4003:c0f::1a.

The A records for alt2.aspmx.l.google.com return 172.253.116.27 and 2a00:1450:400b:c02::1a.

The A records for alt3.aspmx.l.google.com return 192.178.223.27 and 2a00:1450:4009:c0f::1b.

The A records for alt4.aspmx.l.google.com return 172.253.157.26 and 2a00:1450:400c:c23::1a.

mx1.hostinger.in and mx2.hostinger.in each have 2606:4700:90:0:c1f8:f874:2386:b61f IP addresses.

mx1.hostinger.in and mx2.hostinger.in each have 172.65.182.103 IP addresses.