`class-international.com`

DNSSEC	⚠️ Not signed
A	103.133.20.252^{🇮🇩 IDNIC-TERASYS-AS-ID103.133.20.0/24 103.133.20.0/23}
		PTR	`c01.ditscloud.com`
NS	`heather.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3aa1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`heather.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0a1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`heather.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20a1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`heather.ns.cloudflare.com`
		A	108.162.192.161^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`heather.ns.cloudflare.com`
		A	172.64.32.161^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`heather.ns.cloudflare.com`
		A	173.245.58.161^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`heather.ns.cloudflare.com`
NS	`matt.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b83^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`matt.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c183^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`matt.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2183^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`matt.ns.cloudflare.com`
		A	108.162.193.131^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`matt.ns.cloudflare.com`
		A	172.64.33.131^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`matt.ns.cloudflare.com`
		A	173.245.59.131^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`matt.ns.cloudflare.com`
MX	`pmg.class-international.com` ⭐
		A	103.133.21.211^{🇮🇩 IDNIC-TERASYS-AS-ID103.133.21.0/24 Customer Route}
			PTR	`pmg.ditscloud.com`
TXT	`google-site-verification=wpbMWR34tCgRFBVqCRzjs5S89VQ1_8yKGSKedJeXhzQ`
TXT	`v=spf1 +a +mx +ip4:103.133.20.252 +ip4:103.133.21.211 +ip4:117.102.98.0/24 +i...`
SOA	`heather.ns.cloudflare.com`dns@cloudflare.com serial=2399390375

`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=1771291435

Subdomains

mail.class-international.com

pmg.class-international.com

Same first word

class-international.com

DNS History

10 records (4 active, 6 former)

●NSheather.ns.cloudflare.com2026-02-14 → 2026-03-24 · 3 obs

○ 2017-02-08 08:50:16
● 2026-02-14 21:48:26
● 2026-03-24 01:38:26

●NSmatt.ns.cloudflare.com2026-02-14 → 2026-03-24 · 3 obs

○ 2017-02-08 08:50:16
● 2026-02-14 21:48:26
● 2026-03-24 01:38:26

○NSns1.ditscloud.com2015-07-19 → 2017-02-08 · 5 obs

○ 2007-11-04 07:18:00
● 2015-07-19 17:14:02
● 2017-02-08 08:50:16
○ 2026-02-14 21:48:26
○ 2026-03-24 01:38:26

○NSns16.verio-web.com2007-11-04 → 2007-11-04 · 3 obs

● 2007-11-04 07:18:00
○ 2015-07-19 17:14:02
○ 2026-03-24 01:38:26

○NSns17.verio-web.com2007-11-04 → 2007-11-04 · 3 obs

● 2007-11-04 07:18:00
○ 2015-07-19 17:14:02
○ 2026-03-24 01:38:26

○NSns2.ditscloud.com2015-07-19 → 2017-02-08 · 5 obs

○ 2007-11-04 07:18:00
● 2015-07-19 17:14:02
● 2017-02-08 08:50:16
○ 2026-02-14 21:48:26
○ 2026-03-24 01:38:26

○MXmail.class-international.com2015-07-19 → 2017-02-08 · 5 obs

○ 2007-11-04 07:18:00
● 2015-07-19 17:14:02
● 2017-02-08 08:50:16
○ 2026-02-14 21:48:26
○ 2026-03-24 01:38:26

●MXpmg.class-international.com2026-02-14 → 2026-03-24 · 3 obs

○ 2017-02-08 08:50:16
● 2026-02-14 21:48:26
● 2026-03-24 01:38:26

●A103.133.20.2522026-02-14 → 2026-03-24 · 3 obs

○ 2017-02-08 08:50:16
● 2026-02-14 21:48:26
● 2026-03-24 01:38:26

○A112.78.142.2122015-07-19 → 2017-02-08 · 5 obs

○ 2007-11-04 07:18:00
● 2015-07-19 17:14:02
● 2017-02-08 08:50:16
○ 2026-02-14 21:48:26
○ 2026-03-24 01:38:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
class-international.com	matt.ns.cloudflare.com, heather.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.161

NS records: matt.ns.cloudflare.com, heather.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for class-international.com (unsigned zone)

⏱️ Timing

Total: 134ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.133.20.252`
NS	2	`heather.ns.cloudflare.com, matt.ns.cloudflare.com`
MX	1	`pmg.class-international.com (pri: 0)`
TXT	2	`google-site-verification=wpbMWR34tCgRFBV, v=spf1 +a +mx +ip4:103.133.20.252 +ip4:1`
SOA	1	`heather.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

class-international.com is parent of mail.class-international.com and pmg.class-international.com.

IP Addresses

class-international.com points to a single IP: 103.133.20.252.

Other host names, for instance ditscloud.com, atpersada.com, nuenergygas.com, ns2.ditscloud.com and mail.ditscloud.com share IP numbers with class-international.com.

Name Servers

class-international.com's delegation is to two name servers heather.ns.cloudflare.com and matt.ns.cloudflare.com.

class-international.com shares the same name server configuration as other domains, such as prairieanalytical.com, lionsgoodbank.or.id, ghcommercial.com, mat-er.com and adtp.ru.

class-international.com at least partially shares its name servers with other domains, for instance 5219q.com, weis.bz, ifitdress.com, frigomeccanica.com and bongtiles.com.

These name servers are commonly used alongside rex.ns.cloudflare.com and rick.ns.cloudflare.com.

Host names with six IP numbers:

heather.ns.cloudflare.com points to: 2606:4700:50::adf5:3aa1, 2803:f800:50::6ca2:c0a1, 2a06:98c1:50::ac40:20a1, 108.162.192.161, 172.64.32.161 and 173.245.58.161.

matt.ns.cloudflare.com points to: 2606:4700:58::adf5:3b83, 2803:f800:50::6ca2:c183, 2a06:98c1:50::ac40:2183, 108.162.193.131, 172.64.33.131 and 173.245.59.131.

Mail Servers

class-international.com is served by a single mail server, pmg.class-international.com.

pmg.class-international.com points to IP number 103.133.21.211.

class-international.com - robtex.com