`jazzclass.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:bd4a^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:5984^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.89.132^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.189.74^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`austin.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b46^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`austin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c146^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`austin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2146^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`austin.ns.cloudflare.com`
		A	108.162.193.70^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`austin.ns.cloudflare.com`
		A	172.64.33.70^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`austin.ns.cloudflare.com`
		A	173.245.59.70^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`austin.ns.cloudflare.com`
NS	`millie.ns.cloudflare.com`
		A	2606:4700:50::a29f:26b5^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`millie.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2b5^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`millie.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22b5^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`millie.ns.cloudflare.com`
		A	108.162.194.181^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`millie.ns.cloudflare.com`
		A	162.159.38.181^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`millie.ns.cloudflare.com`
		A	172.64.34.181^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`millie.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.89.132, 172.67.189.74
		IPv6	2606:4700:3031::ac43:bd4a, 2606:4700:3037::6815:5984
SOA	`austin.ns.cloudflare.com`dns@cloudflare.com serial=2396687694

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1774725567

Previously MX for

jazzclass.org

Same first word

jazzclass.org

Similar names

classjazz.ru

classjazz.com

DNS History

28 records (6 active, 22 former)

●NSaustin.ns.cloudflare.com2026-03-17 → 2026-03-28 · 3 obs

○ 2016-11-28 17:17:40
● 2026-03-17 12:11:34
● 2026-03-28 19:54:36

○NSdns.site5.com2015-05-22 → 2015-10-24 · 5 obs

○ 2008-11-25 09:03:32
● 2015-05-22 21:05:34
● 2015-10-24 19:21:48
○ 2016-01-18 06:16:58
○ 2026-03-28 19:54:36

○NSdns1.name-services.com2016-01-18 → 2016-01-18 · 4 obs

○ 2015-10-24 19:21:48
● 2016-01-18 06:16:58
○ 2016-04-02 12:18:18
○ 2026-03-28 19:54:36

○NSdns2.name-services.com2016-01-18 → 2016-01-18 · 4 obs

○ 2015-10-24 19:21:48
● 2016-01-18 06:16:58
○ 2016-04-02 12:18:18
○ 2026-03-28 19:54:36

○NSdns2.site5.com2015-05-22 → 2015-10-24 · 5 obs

○ 2008-11-25 09:03:32
● 2015-05-22 21:05:34
● 2015-10-24 19:21:48
○ 2016-01-18 06:16:58
○ 2026-03-28 19:54:36

○NSdns3.name-services.com2016-01-18 → 2016-01-18 · 4 obs

○ 2015-10-24 19:21:48
● 2016-01-18 06:16:58
○ 2016-04-02 12:18:18
○ 2026-03-28 19:54:36

○NSdns4.name-services.com2016-01-18 → 2016-01-18 · 4 obs

○ 2015-10-24 19:21:48
● 2016-01-18 06:16:58
○ 2016-04-02 12:18:18
○ 2026-03-28 19:54:36

○NSdns5.name-services.com2016-01-18 → 2016-01-18 · 4 obs

○ 2015-10-24 19:21:48
● 2016-01-18 06:16:58
○ 2016-04-02 12:18:18
○ 2026-03-28 19:54:36

●NSmillie.ns.cloudflare.com2026-03-17 → 2026-03-28 · 3 obs

○ 2016-11-28 17:17:40
● 2026-03-17 12:11:34
● 2026-03-28 19:54:36

○NSmitch.ns.cloudflare.com2016-11-28 → 2016-11-28 · 4 obs

○ 2016-04-02 12:18:18
● 2016-11-28 17:17:40
○ 2026-03-17 12:11:34
○ 2026-03-28 19:54:36

○NSns1.cdmon.net2008-11-25 → 2008-11-25 · 3 obs

● 2008-11-25 09:03:32
○ 2015-05-22 21:05:34
○ 2026-03-28 19:54:36

○NSns2.cdmon.net2008-11-25 → 2008-11-25 · 3 obs

● 2008-11-25 09:03:32
○ 2015-05-22 21:05:34
○ 2026-03-28 19:54:36

○NSns3.cdmon.net2008-11-25 → 2008-11-25 · 3 obs

● 2008-11-25 09:03:32
○ 2015-05-22 21:05:34
○ 2026-03-28 19:54:36

○NSwally.ns.cloudflare.com2016-11-28 → 2016-11-28 · 4 obs

○ 2016-04-02 12:18:18
● 2016-11-28 17:17:40
○ 2026-03-17 12:11:34
○ 2026-03-28 19:54:36

○MXjazzclass.org2015-05-22 → 2015-10-24 · 5 obs

○ 2008-11-25 09:03:32
● 2015-05-22 21:05:34
● 2015-10-24 19:21:48
○ 2016-01-18 06:16:58
○ 2026-03-28 19:54:36

○MXmail.jazzclass.org2008-11-25 → 2008-11-25 · 3 obs

● 2008-11-25 09:03:32
○ 2015-05-22 21:05:34
○ 2026-03-28 19:54:36

○MXp.nsm.ctmail.com2016-01-18 → 2016-01-18 · 4 obs

○ 2015-10-24 19:21:48
● 2016-01-18 06:16:58
○ 2016-04-02 12:18:18
○ 2026-03-28 19:54:36

●A104.21.89.1322026-03-17 → 2026-03-28 · 3 obs

○ 2016-11-28 17:17:40
● 2026-03-17 12:11:34
● 2026-03-28 19:54:36

○A104.27.176.2022016-11-28 → 2016-11-28 · 4 obs

○ 2016-04-02 12:18:18
● 2016-11-28 17:17:40
○ 2026-03-17 12:11:34
○ 2026-03-28 19:54:36

○A104.27.177.2022016-11-28 → 2016-11-28 · 4 obs

○ 2016-04-02 12:18:18
● 2016-11-28 17:17:40
○ 2026-03-17 12:11:34
○ 2026-03-28 19:54:36

●A172.67.189.742026-03-17 → 2026-03-28 · 3 obs

○ 2016-11-28 17:17:40
● 2026-03-17 12:11:34
● 2026-03-28 19:54:36

○A174.137.191.62015-05-22 → 2015-10-24 · 5 obs

○ 2008-11-25 09:03:32
● 2015-05-22 21:05:34
● 2015-10-24 19:21:48
○ 2016-01-18 06:16:58
○ 2026-03-28 19:54:36

○A212.36.75.232008-11-25 → 2008-11-25 · 3 obs

● 2008-11-25 09:03:32
○ 2015-05-22 21:05:34
○ 2026-03-28 19:54:36

○A2400:cb00:2048:1::681b:b0ca2016-11-28 → 2016-11-28 · 4 obs

○ 2016-04-02 12:18:18
● 2016-11-28 17:17:40
○ 2026-03-17 12:11:34
○ 2026-03-28 19:54:36

○A2400:cb00:2048:1::681b:b1ca2016-11-28 → 2016-11-28 · 4 obs

○ 2016-04-02 12:18:18
● 2016-11-28 17:17:40
○ 2026-03-17 12:11:34
○ 2026-03-28 19:54:36

●A2606:4700:3031::ac43:bd4a2026-03-17 → 2026-03-28 · 3 obs

○ 2016-11-28 17:17:40
● 2026-03-17 12:11:34
● 2026-03-28 19:54:36

●A2606:4700:3037::6815:59842026-03-17 → 2026-03-28 · 3 obs

○ 2016-11-28 17:17:40
● 2026-03-17 12:11:34
● 2026-03-28 19:54:36

○A8.5.1.452016-01-18 → 2016-01-18 · 4 obs

○ 2015-10-24 19:21:48
● 2016-01-18 06:16:58
○ 2016-04-02 12:18:18
○ 2026-03-28 19:54:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org	-
jazzclass.org	austin.ns.cloudflare.com, millie.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.34.181

NS records: austin.ns.cloudflare.com, millie.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jazzclass.org (unsigned zone)

⏱️ Timing

Total: 1303ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.189.74, 104.21.89.132`
AAAA	2	`2606:4700:3031::ac43:bd4a, 2606:4700:3037::6815:5984`
NS	2	`austin.ns.cloudflare.com, millie.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`austin.ns.cloudflare.com dns.cloudflare.`

Analysis

IP Addresses

jazzclass.org points to four IP numbers: 2606:4700:3031::ac43:bd4a, 2606:4700:3037::6815:5984, 104.21.89.132 and 172.67.189.74.

Other host names, for instance tesd-241367.academyqam.ru, swapforgood.org, tesd-836511.academyqam.ru, tesd-496452.academyqam.ru and tesd-22082.academyqam.ru share IP numbers with jazzclass.org.

Name Servers

Delegation for jazzclass.org rests with two name servers, austin.ns.cloudflare.com and millie.ns.cloudflare.com.

jazzclass.org shares the same name server setup as other domains, including gnduonline.org, fizu.app, myarh.net, megashoper.ru and smsbliss.net.

jazzclass.org at least partially shares name servers with other domains, for instance dschuanmei.com, slm-bermondsey.org.uk, bpitx.com, thenewsmedium.com and robsmagic.com.

These name servers are commonly used with the name servers miki.ns.cloudflare.com.

Host names with six IP numbers: austin.ns.cloudflare.com points to: 2606:4700:58::adf5:3b46, 2803:f800:50::6ca2:c146, 2a06:98c1:50::ac40:2146, 108.162.193.70, 172.64.33.70 and 173.245.59.70. millie.ns.cloudflare.com points to: 2606:4700:50::a29f:26b5, 2803:f800:50::6ca2:c2b5, 2a06:98c1:50::ac40:22b5, 108.162.194.181, 162.159.38.181 and 172.64.34.181.

jazzclass.org - robtex.com

jazzclass.org

org

Previously MX for

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`jazzclass.org`

`org`