`nihongo-class.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::ac43:d091^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:4d88^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.77.136^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.208.145^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`ezra.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c0f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ezra.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c30f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ezra.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:230f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ezra.ns.cloudflare.com`
		A	108.162.195.15^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ezra.ns.cloudflare.com`
		A	162.159.44.15^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ezra.ns.cloudflare.com`
		A	172.64.35.15^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ezra.ns.cloudflare.com`
NS	`raina.ns.cloudflare.com`
		A	2606:4700:50::a29f:26f1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`raina.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2f1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`raina.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22f1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`raina.ns.cloudflare.com`
		A	108.162.194.241^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`raina.ns.cloudflare.com`
		A	162.159.38.241^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`raina.ns.cloudflare.com`
		A	172.64.34.241^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`raina.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.77.136, 172.67.208.145
		IPv6	2606:4700:3034::ac43:d091, 2606:4700:3035::6815:4d88
SOA	`ezra.ns.cloudflare.com`dns@cloudflare.com serial=2397259160

`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=1774451302

Same first word

nihongo-class.com

nihongo-class.sakura.ne.jp

DNS History

6 records (6 active, 0 former)

●NSezra.ns.cloudflare.com2026-02-19 → 2026-03-25 · 2 obs

● 2026-02-19 14:12:46
● 2026-03-25 15:13:56

●NSraina.ns.cloudflare.com2026-02-19 → 2026-03-25 · 2 obs

● 2026-02-19 14:12:46
● 2026-03-25 15:13:56

●A104.21.77.1362026-02-19 → 2026-03-25 · 2 obs

● 2026-02-19 14:12:46
● 2026-03-25 15:13:56

●A172.67.208.1452026-02-19 → 2026-03-25 · 2 obs

● 2026-02-19 14:12:46
● 2026-03-25 15:13:56

●A2606:4700:3034::ac43:d0912026-02-19 → 2026-03-25 · 2 obs

● 2026-02-19 14:12:46
● 2026-03-25 15:13:56

●A2606:4700:3035::6815:4d882026-02-19 → 2026-03-25 · 2 obs

● 2026-02-19 14:12:46
● 2026-03-25 15:13:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, i.gtld-servers.net, b.gtld-servers.net, m.gtld-servers.net...	-
nihongo-class.com	raina.ns.cloudflare.com, ezra.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.241

NS records: raina.ns.cloudflare.com, ezra.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 160ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.77.136, 172.67.208.145`
AAAA	2	`2606:4700:3035::6815:4d88, 2606:4700:3034::ac43:d091`
NS	2	`ezra.ns.cloudflare.com, raina.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`ezra.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

Four IP numbers are pointed to by nihongo-class.com: 2606:4700:3034::ac43:d091, 2606:4700:3035::6815:4d88, 104.21.77.136 and 172.67.208.145.

other host names including www.pbovmoi.asia, worker-hidden-frost-435b.kencothren.workers.dev, sudancareers.com, kadinwaykanan.org and orangesunshineofeternallove.com share IP numbers with nihongo-class.com.

Name Servers

nihongo-class.com is delegated to two name servers ezra.ns.cloudflare.com and raina.ns.cloudflare.com.

nihongo-class.com shares the same name server setup as other domains, for instance directflooringcanada.com, thefloorbox.ca, kprn.dk, dualtron.uk and freefoto.pl.

nihongo-class.com at least partially shares name servers with other domains, for instance 1688473.com, pandownload.com, msearch.nl, 200fifthave.com and boutique-mercerie.fr.

These name servers are commonly used alongside thea.ns.cloudflare.com and michael.ns.cloudflare.com.

Host names with six IP numbers:

Host name ezra.ns.cloudflare.com points to: 2606:4700:58::a29f:2c0f, 2803:f800:50::6ca2:c30f, 2a06:98c1:50::ac40:230f, 108.162.195.15, 162.159.44.15 and 172.64.35.15.

Host name raina.ns.cloudflare.com points to: 2606:4700:50::a29f:26f1, 2803:f800:50::6ca2:c2f1, 2a06:98c1:50::ac40:22f1, 108.162.194.241, 162.159.38.241 and 172.64.34.241.

nihongo-class.com - robtex.com