`classnavi.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:4827^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:ae6e^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.72.39^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.174.110^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`cash.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b51^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cash.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c151^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`cash.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2151^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`cash.ns.cloudflare.com`
		A	108.162.193.81^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cash.ns.cloudflare.com`
		A	172.64.33.81^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cash.ns.cloudflare.com`
		A	173.245.59.81^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cash.ns.cloudflare.com`
NS	`sofia.ns.cloudflare.com`
		A	2606:4700:50::adf5:3adf^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sofia.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0df^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sofia.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20df^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sofia.ns.cloudflare.com`
		A	108.162.192.223^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sofia.ns.cloudflare.com`
		A	172.64.32.223^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sofia.ns.cloudflare.com`
		A	173.245.58.223^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sofia.ns.cloudflare.com`
MX	`qs4113.pair.com` ⭐
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.72.39, 172.67.174.110
		IPv6	2606:4700:3030::6815:4827, 2606:4700:3037::ac43:ae6e
SOA	`cash.ns.cloudflare.com`dns@cloudflare.com serial=2399691329

`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=1774667812

Previously NS for

classnavi.com

Same first word

classnavi.com

Similar names

naviclass.fr

naviclass.kr

DNS History

16 records (7 active, 9 former)

●NScash.ns.cloudflare.com2026-03-02 → 2026-03-28 · 3 obs

○ 2017-10-02 22:13:42
● 2026-03-02 21:55:42
● 2026-03-28 03:40:10

○NSclassnavi.com2016-02-07 → 2016-12-06 · 4 obs

● 2016-02-07 15:56:20
● 2016-12-06 00:02:54
○ 2017-10-02 22:13:42
○ 2026-03-28 03:40:10

○NSns1.cafe24.co.kr2016-02-07 → 2016-12-06 · 4 obs

● 2016-02-07 15:56:20
● 2016-12-06 00:02:54
○ 2017-10-02 22:13:42
○ 2026-03-28 03:40:10

○NSns1.cafe24.com2016-02-07 → 2016-12-06 · 4 obs

● 2016-02-07 15:56:20
● 2016-12-06 00:02:54
○ 2017-10-02 22:13:42
○ 2026-03-28 03:40:10

○NSns2.cafe24.co.kr2016-02-07 → 2016-12-06 · 4 obs

● 2016-02-07 15:56:20
● 2016-12-06 00:02:54
○ 2017-10-02 22:13:42
○ 2026-03-28 03:40:10

○NSns2.cafe24.com2016-02-07 → 2016-12-06 · 4 obs

● 2016-02-07 15:56:20
● 2016-12-06 00:02:54
○ 2017-10-02 22:13:42
○ 2026-03-28 03:40:10

●NSsofia.ns.cloudflare.com2026-03-02 → 2026-03-28 · 3 obs

○ 2017-10-02 22:13:42
● 2026-03-02 21:55:42
● 2026-03-28 03:40:10

○MXmail.classnavi.com2008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 05:14:26
○ 2015-11-04 11:53:02
○ 2026-03-28 03:40:10

○MXmw-002.cafe24.com2016-02-07 → 2016-12-06 · 5 obs

○ 2015-11-04 11:53:02
● 2016-02-07 15:56:20
● 2016-12-06 00:02:54
○ 2017-10-02 22:13:42
○ 2026-03-28 03:40:10

●MXqs4113.pair.com2026-03-02 → 2026-03-28 · 3 obs

○ 2017-10-02 22:13:42
● 2026-03-02 21:55:42
● 2026-03-28 03:40:10

●A104.21.72.392026-03-02 → 2026-03-28 · 3 obs

○ 2017-10-02 22:13:42
● 2026-03-02 21:55:42
● 2026-03-28 03:40:10

●A172.67.174.1102026-03-02 → 2026-03-28 · 3 obs

○ 2017-10-02 22:13:42
● 2026-03-02 21:55:42
● 2026-03-28 03:40:10

○A183.111.183.1192016-02-07 → 2016-12-06 · 5 obs

○ 2015-11-04 11:53:02
● 2016-02-07 15:56:20
● 2016-12-06 00:02:54
○ 2017-10-02 22:13:42
○ 2026-03-28 03:40:10

●A2606:4700:3030::6815:48272026-03-02 → 2026-03-28 · 3 obs

○ 2017-10-02 22:13:42
● 2026-03-02 21:55:42
● 2026-03-28 03:40:10

●A2606:4700:3037::ac43:ae6e2026-03-02 → 2026-03-28 · 3 obs

○ 2017-10-02 22:13:42
● 2026-03-02 21:55:42
● 2026-03-28 03:40:10

○A60.32.200.662008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 05:14:26
○ 2015-11-04 11:53:02
○ 2026-03-28 03:40:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, f.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net...	-
classnavi.com	sofia.ns.cloudflare.com, cash.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.223

NS records: sofia.ns.cloudflare.com, cash.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for classnavi.com (unsigned zone)

⏱️ Timing

Total: 1661ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.174.110, 104.21.72.39`
AAAA	2	`2606:4700:3030::6815:4827, 2606:4700:3037::ac43:ae6e`
NS	2	`cash.ns.cloudflare.com, sofia.ns.cloudflare.com`
MX	1	`qs4113.pair.com (pri: 50)`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`cash.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

classnavi.com points to four IP numbers: 2606:4700:3030::6815:4827, 2606:4700:3037::ac43:ae6e, 104.21.72.39 and 172.67.174.110.

Other host names, for instance hellosocial.hu, www1.worldsrc.com, chumedia.nl, www.robertloeb.com.cdn.cloudflare.net and xelvaoriva.world share IP numbers with classnavi.com.

Name Servers

classnavi.com's delegation is to two name servers cash.ns.cloudflare.com and sofia.ns.cloudflare.com.

classnavi.com shares the same name server configuration as other domains, such as omnitel.net, teliaplay.lt, senseisagasu.com, ezys.lt and secretsline.org.

classnavi.com at least partially shares its name servers with other domains, for instance xn--samlalnen-b3a.com, gobluemarble.com, (0x787878)million.com, linedebtclinicbysam.com and small.chat.

These name servers are often used together with the name servers jessica.ns.cloudflare.com.

Host names with six IP numbers:

cash.ns.cloudflare.com points to: 2606:4700:58::adf5:3b51, 2803:f800:50::6ca2:c151, 2a06:98c1:50::ac40:2151, 108.162.193.81, 172.64.33.81 and 173.245.59.81.

sofia.ns.cloudflare.com points to: 2606:4700:50::adf5:3adf, 2803:f800:50::6ca2:c0df, 2a06:98c1:50::ac40:20df, 108.162.192.223, 172.64.32.223 and 173.245.58.223.

Mail Servers

classnavi.com is served by a single mail server, qs4113.pair.com.

classnavi.com uses the same mail server setup as other domains such as getstudents.net, fartmap.com, gaijinfriends.com, senseinavi.com and honest-ts.com.

classnavi.com - robtex.com

classnavi.com

com

Previously NS for

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`classnavi.com`

`com`