opclass.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`opclass.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::6815:5f4c^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:a9dc^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.95.76^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.169.220^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`noel.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bd8^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`noel.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1d8^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`noel.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21d8^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`noel.ns.cloudflare.com`
		A	108.162.193.216^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`noel.ns.cloudflare.com`
		A	172.64.33.216^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`noel.ns.cloudflare.com`
		A	173.245.59.216^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`noel.ns.cloudflare.com`
NS	`rita.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a8c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rita.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c08c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rita.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:208c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rita.ns.cloudflare.com`
		A	108.162.192.140^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rita.ns.cloudflare.com`
		A	172.64.32.140^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rita.ns.cloudflare.com`
		A	173.245.58.140^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rita.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.95.76, 172.67.169.220
		IPv6 hints	2606:4700:3034::6815:5f4c, 2606:4700:3035::ac43:a9dc
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=103, name=cloudflare-ech.com
SOA	`noel.ns.cloudflare.com`dns@cloudflare.com serial=1786884209

`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=1786884039

Subdomains

openai2.opclass.com

www.opclass.com

openai.opclass.com

Same first word

opclass.com

Similar names

solcaps.com

colpass.com

colpass.duckdns.org

socalps.com

asosplc.co.uk

lpassoc.com

ssolcpa.com

spsocal.com

cosslap.com

coplass.it

asosplc.com

oplascs.it

passloc.fr

csaspol.cz

losscap.com

passloc.net

passloc.com

locpass.com

DNS History

18 records (6 active, 12 former)

○NSf1g1ns1.dnspod.net2015-08-09 → 2016-07-11 · 4 obs

● 2015-08-09 11:59:32
● 2016-07-11 05:29:08
○ 2017-02-17 04:26:52
○ 2026-08-16 12:43:30

○NSf1g1ns2.dnspod.net2015-08-09 → 2016-07-11 · 4 obs

● 2015-08-09 11:59:32
● 2016-07-11 05:29:08
○ 2017-02-17 04:26:52
○ 2026-08-16 12:43:30

○NSn1996.ns.yunjiasu.com2017-02-17 → 2017-02-17 · 4 obs

○ 2016-07-11 05:29:08
● 2017-02-17 04:26:52
○ 2020-03-09 08:56:12
○ 2026-08-16 12:43:30

○NSn8.ns.yunjiasu.com2017-02-17 → 2017-02-17 · 4 obs

○ 2016-07-11 05:29:08
● 2017-02-17 04:26:52
○ 2020-03-09 08:56:12
○ 2026-08-16 12:43:30

●NSnoel.ns.cloudflare.com2026-02-20 → 2026-08-16 · 3 obs

○ 2020-03-09 08:56:12
● 2026-02-20 01:06:54
● 2026-08-16 12:43:30

○NSns07.domaincontrol.com2020-03-09 → 2020-03-09 · 4 obs

○ 2017-02-17 04:26:52
● 2020-03-09 08:56:12
○ 2026-02-20 01:06:54
○ 2026-08-16 12:43:30

○NSns08.domaincontrol.com2020-03-09 → 2020-03-09 · 4 obs

○ 2017-02-17 04:26:52
● 2020-03-09 08:56:12
○ 2026-02-20 01:06:54
○ 2026-08-16 12:43:30

●NSrita.ns.cloudflare.com2026-02-20 → 2026-08-16 · 3 obs

○ 2020-03-09 08:56:12
● 2026-02-20 01:06:54
● 2026-08-16 12:43:30

●A104.21.95.762026-02-20 → 2026-08-16 · 3 obs

○ 2020-03-09 08:56:12
● 2026-02-20 01:06:54
● 2026-08-16 12:43:30

○A162.159.210.142017-02-17 → 2017-02-17 · 4 obs

○ 2016-07-11 05:29:08
● 2017-02-17 04:26:52
○ 2020-03-09 08:56:12
○ 2026-08-16 12:43:30

○A162.159.211.142017-02-17 → 2017-02-17 · 4 obs

○ 2016-07-11 05:29:08
● 2017-02-17 04:26:52
○ 2020-03-09 08:56:12
○ 2026-08-16 12:43:30

●A172.67.169.2202026-02-20 → 2026-08-16 · 3 obs

○ 2020-03-09 08:56:12
● 2026-02-20 01:06:54
● 2026-08-16 12:43:30

○A218.244.158.442015-08-09 → 2016-07-11 · 4 obs

● 2015-08-09 11:59:32
● 2016-07-11 05:29:08
○ 2017-02-17 04:26:52
○ 2026-08-16 12:43:30

○A2606:4700:3032::6815:5f4c2026-02-20 → 2026-06-10 · 5 obs

○ 2020-03-09 08:56:12
● 2026-02-20 01:06:54
● 2026-06-10 22:19:50
○ 2026-07-10 18:37:32
○ 2026-08-16 12:43:30

●A2606:4700:3034::6815:5f4c2026-07-10 → 2026-08-16 · 3 obs

○ 2026-06-10 22:19:50
● 2026-07-10 18:37:32
● 2026-08-16 12:43:30

●A2606:4700:3035::ac43:a9dc2026-07-10 → 2026-08-16 · 3 obs

○ 2026-06-10 22:19:50
● 2026-07-10 18:37:32
● 2026-08-16 12:43:30

○A2606:4700:3037::ac43:a9dc2026-02-20 → 2026-06-10 · 5 obs

○ 2020-03-09 08:56:12
● 2026-02-20 01:06:54
● 2026-06-10 22:19:50
○ 2026-07-10 18:37:32
○ 2026-08-16 12:43:30

○A47.75.247.612020-03-09 → 2020-03-09 · 4 obs

○ 2017-02-17 04:26:52
● 2020-03-09 08:56:12
○ 2026-02-20 01:06:54
○ 2026-08-16 12:43:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, f.gtld-servers.net, d.gtld-servers.net, h.gtld-servers.net...	-
opclass.com	rita.ns.cloudflare.com, noel.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.140

NS records: rita.ns.cloudflare.com, noel.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for opclass.com (unsigned zone)

⏱️ Timing

Total: 204ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.169.220, 104.21.95.76`
AAAA	2	`2606:4700:3035::ac43:a9dc, 2606:4700:3034::6815:5f4c`
NS	2	`noel.ns.cloudflare.com, rita.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`noel.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

openai2.opclass.com, www.opclass.com and openai.opclass.com each fall under the parent domain opclass.com.

IP Addresses

opclass.com resolves to four IP addresses: 104.21.95.76, 172.67.169.220, 2606:4700:3034::6815:5f4c and 2606:4700:3035::ac43:a9dc.

bsdunnan.com, www.besteel.lt, 7yy.onl and two other host names share IP numbers with opclass.com.

Name Servers

opclass.com uses two name servers for its delegation: noel.ns.cloudflare.com and rita.ns.cloudflare.com.

opclass.com uses the same name servers as several other domains — among them soatbogota.com, vn58121.com, cattware.com and two more.

opclass.com partially shares its NS delegation with several other domains, including casgjo9o.workers.dev, gta5-ls.ru, ensight.me and two others.

These name servers often co-occur with the name servers jasmine.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

Hostname noel.ns.cloudflare.com directs to 108.162.193.216, 172.64.33.216 and 173.245.59.216 along with 3 other IP addresses.

Hostname rita.ns.cloudflare.com directs to 108.162.192.140, 172.64.32.140 and 173.245.58.140 along with 3 other IP addresses.