`kuaidaxue.com`

DNSSEC	⚠️ Not signed
NS	`christian.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2cf7^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`christian.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3f7^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`christian.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23f7^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`christian.ns.cloudflare.com`
		A	108.162.195.247^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`christian.ns.cloudflare.com`
		A	162.159.44.247^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`christian.ns.cloudflare.com`
		A	172.64.35.247^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`christian.ns.cloudflare.com`
NS	`novalee.ns.cloudflare.com`
		A	2606:4700:50::a29f:26b6^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`novalee.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2b6^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`novalee.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22b6^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`novalee.ns.cloudflare.com`
		A	108.162.194.182^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`novalee.ns.cloudflare.com`
		A	162.159.38.182^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`novalee.ns.cloudflare.com`
		A	172.64.34.182^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`novalee.ns.cloudflare.com`
SOA	`christian.ns.cloudflare.com`dns@cloudflare.com serial=2409596719

`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=1785711537

Subdomains

j2y8.kuaidaxue.com

Same first word

kuaidaxue.com

DNS History

8 records (2 active, 6 former)

●NSchristian.ns.cloudflare.com2026-07-04 → 2026-08-02 · 3 obs

○ 2016-12-19 05:46:16
● 2026-07-04 22:12:12
● 2026-08-02 23:21:42

●NSnovalee.ns.cloudflare.com2026-07-04 → 2026-08-02 · 3 obs

○ 2016-12-19 05:46:16
● 2026-07-04 22:12:12
● 2026-08-02 23:21:42

○NSns1.alidns.com2016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 05:46:16
○ 2026-07-04 22:12:12
○ 2026-08-02 23:21:42

○NSns2.alidns.com2016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 05:46:16
○ 2026-07-04 22:12:12
○ 2026-08-02 23:21:42

○A119.28.75.2492017-09-26 → 2017-09-26 · 4 obs

○ 2016-12-19 05:46:16
● 2017-09-26 20:41:02
○ 2026-07-04 22:12:12
○ 2026-08-02 23:21:42

○A47.88.50.162016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 05:46:16
○ 2017-09-26 20:41:02
○ 2026-08-02 23:21:42

○A47.88.9.1092017-09-26 → 2017-09-26 · 4 obs

○ 2016-12-19 05:46:16
● 2017-09-26 20:41:02
○ 2026-07-04 22:12:12
○ 2026-08-02 23:21:42

○CNAMEns.wangguai.com2016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 05:46:16
○ 2017-09-26 20:41:02
○ 2026-08-02 23:21:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
kuaidaxue.com	novalee.ns.cloudflare.com, christian.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.182

NS records: novalee.ns.cloudflare.com, christian.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kuaidaxue.com (unsigned zone)

⏱️ Timing

Total: 118ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`christian.ns.cloudflare.com, novalee.ns.cloudflare.com`
SOA	1	`christian.ns.cloudflare.com dns.cloudfla`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

kuaidaxue.com serves as the parent of j2y8.kuaidaxue.com.

Name Servers

kuaidaxue.com is served by two delegated name servers, christian.ns.cloudflare.com and novalee.ns.cloudflare.com.

kuaidaxue.com shares its NS records with other domains, for example ff168h.com, shgw8.com, xasydd.com and two others.

kuaidaxue.com has at least partial name server overlap with other domains, such as forgeworld.ca, fristmignu.dk, bigidea.io and two others.

It is common to find these name servers paired with the name servers jose.ns.cloudflare.com, nelly.ns.cloudflare.com, indie.ns.cloudflare.com and april.ns.cloudflare.com.

DNS names with 6 IP addresses:

christian.ns.cloudflare.com carries IP addresses 108.162.195.247, 162.159.44.247 and 172.64.35.247, with 3 other addresses beyond those.

novalee.ns.cloudflare.com carries IP addresses 108.162.194.182, 162.159.38.182 and 172.64.34.182, with 3 other addresses beyond those.

kuaidaxue.com - robtex.com

kuaidaxue.com

com