classnavi.com - dns.ninja

classnavi.com

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:4827🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::ac43:ae6e🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.72.39Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.174.110🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NScash.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b51🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcash.ns.cloudflare.com
A2803:f800:50::6ca2:c151🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRcash.ns.cloudflare.com
A2a06:98c1:50::ac40:2151🇺🇸 Cloudflare2a06:98c1:50::/45
PTRcash.ns.cloudflare.com
A108.162.193.81🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcash.ns.cloudflare.com
A172.64.33.81🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcash.ns.cloudflare.com
A173.245.59.81🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcash.ns.cloudflare.com
NSsofia.ns.cloudflare.com
A2606:4700:50::adf5:3adf🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsofia.ns.cloudflare.com
A2803:f800:50::6ca2:c0df🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsofia.ns.cloudflare.com
A2a06:98c1:50::ac40:20df🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsofia.ns.cloudflare.com
A108.162.192.223🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsofia.ns.cloudflare.com
A172.64.32.223🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsofia.ns.cloudflare.com
A173.245.58.223🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsofia.ns.cloudflare.com
MXqs4113.pair.com ⭐
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.72.39, 172.67.174.110
IPv6 hints2606:4700:3030::6815:4827, 2606:4700:3034::ac43:ae6e
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=48, name=cloudflare-ech.com
SOAcash.ns.cloudflare.comdns@cloudflare.com serial=2409917080

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1786657299

Previously NS for

mail.classnavi.com
classnavi.com

Subdomains

mail.classnavi.com

Same first word

classnavi.com

Similar names

naviclass.fr
naviclass.kr

DNS History

17 records (7 active, 10 former)

200920112013201520172019202120232025NScash.ns.cloudflare.comsofia.ns.cloudflare.comclassnavi.comns1.cafe24.co.krns1.cafe24.comns2.cafe24.co.krns2.cafe24.comMXqs4113.pair.commail.classnavi.commw-002.cafe24.comA104.21.72.39172.67.174.1102606:4700:3030::6815:48272606:4700:3034::ac43:ae6e183.111.183.1192606:4700:3037::ac43:ae6e60.32.200.66
●NScash.ns.cloudflare.com2026-03-02 → 2026-08-13 · 3 obs
○ 2017-10-02 22:13:42
● 2026-03-02 21:55:42
● 2026-08-13 22:08:42
○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
○ 2026-08-13 22:08:42
○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
○ 2026-08-13 22:08:42
○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
○ 2026-08-13 22:08:42
○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
○ 2026-08-13 22:08:42
○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
○ 2026-08-13 22:08:42
●NSsofia.ns.cloudflare.com2026-03-02 → 2026-08-13 · 3 obs
○ 2017-10-02 22:13:42
● 2026-03-02 21:55:42
● 2026-08-13 22:08:42
○MXmail.classnavi.com2008-03-15 → 2008-03-15 · 3 obs
● 2008-03-15 05:14:26
○ 2015-11-04 11:53:02
○ 2026-08-13 22:08:42
○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
○ 2026-08-13 22:08:42
●MXqs4113.pair.com2026-03-02 → 2026-08-13 · 3 obs
○ 2017-10-02 22:13:42
● 2026-03-02 21:55:42
● 2026-08-13 22:08:42
●A104.21.72.392026-03-02 → 2026-08-13 · 3 obs
○ 2017-10-02 22:13:42
● 2026-03-02 21:55:42
● 2026-08-13 22:08:42
●A172.67.174.1102026-03-02 → 2026-08-13 · 3 obs
○ 2017-10-02 22:13:42
● 2026-03-02 21:55:42
● 2026-08-13 22:08:42
○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
○ 2026-08-13 22:08:42
●A2606:4700:3030::6815:48272026-03-02 → 2026-08-13 · 3 obs
○ 2017-10-02 22:13:42
● 2026-03-02 21:55:42
● 2026-08-13 22:08:42
●A2606:4700:3034::ac43:ae6e2026-07-10 → 2026-08-13 · 3 obs
○ 2026-05-12 14:11:36
● 2026-07-10 01:11:24
● 2026-08-13 22:08:42
○A2606:4700:3037::ac43:ae6e2026-03-02 → 2026-05-12 · 5 obs
○ 2017-10-02 22:13:42
● 2026-03-02 21:55:42
● 2026-05-12 14:11:36
○ 2026-07-10 01:11:24
○ 2026-08-13 22:08:42
○A60.32.200.662008-03-15 → 2008-03-15 · 3 obs
● 2008-03-15 05:14:26
○ 2015-11-04 11:53:02
○ 2026-08-13 22:08:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
classnavi.comsofia.ns.cloudflare.com, cash.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.81

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: 140ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.72.39, 172.67.174.110
AAAA22606:4700:3034::ac43:ae6e, 2606:4700:3030::6815:4827
NS2cash.ns.cloudflare.com, sofia.ns.cloudflare.com
MX1qs4113.pair.com (pri: 50)
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1cash.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

Hierarchy

classnavi.com is the parent zone for mail.classnavi.com.

IP Addresses

classnavi.com has four IP addresses: 104.21.72.39, 172.67.174.110, 2606:4700:3030::6815:4827 and 2606:4700:3034::ac43:ae6e.

Additional host names — hellosocial.hu, tutoringsurvey.com, groentehalzuidplas.nl and two others — share IP numbers with classnavi.com.

Name Servers

DNS delegation for classnavi.com points to two name servers: cash.ns.cloudflare.com and sofia.ns.cloudflare.com.

classnavi.com shares its name server setup with other domains, including omnitel.net, teliaplay.lt, senseisagasu.com and two others.

classnavi.com partially shares its NS delegation with several other domains, including bitcoin-kazino.com, xn--samlalnen-b3a.com, gobluemarble.com and two others.

These name servers are regularly seen alongside anna.ns.cloudflare.com and jessica.ns.cloudflare.com as name servers.

Host names with 6 IP numbers:

cash.ns.cloudflare.com has IP addresses 108.162.193.81, 172.64.33.81 and 173.245.59.81, plus 3 other.

sofia.ns.cloudflare.com has IP addresses 108.162.192.223, 172.64.32.223 and 173.245.58.223, plus 3 other.

Mail Servers

classnavi.com has one mail server: qs4113.pair.com.

classnavi.com shares the same mail server setup as other domains, including getstudents.net, fartmap.com, gaijinfriends.com and two others.