devclasses.com - dns.ninja

devclasses.com

DNSSEC⚠️ Not signed
A2606:4700:3037::6815:56e6🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:896f🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.86.230Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.137.111🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdexter.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2cbe🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdexter.ns.cloudflare.com
A2803:f800:50::6ca2:c3be🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdexter.ns.cloudflare.com
A2a06:98c1:50::ac40:23be🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdexter.ns.cloudflare.com
A108.162.195.190🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdexter.ns.cloudflare.com
A162.159.44.190Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdexter.ns.cloudflare.com
A172.64.35.190🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdexter.ns.cloudflare.com
NSgrannbo.ns.cloudflare.com
A2606:4700:50::a29f:2696🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgrannbo.ns.cloudflare.com
A2803:f800:50::6ca2:c296🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRgrannbo.ns.cloudflare.com
A2a06:98c1:50::ac40:2296🇺🇸 Cloudflare2a06:98c1:50::/45
PTRgrannbo.ns.cloudflare.com
A108.162.194.150🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgrannbo.ns.cloudflare.com
A162.159.38.150Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgrannbo.ns.cloudflare.com
A172.64.34.150🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgrannbo.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.86.230, 172.67.137.111
IPv6 hints2606:4700:3037::6815:56e6, 2606:4700:3037::ac43:896f
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=78, name=cloudflare-ech.com
SOAdexter.ns.cloudflare.comdns@cloudflare.com serial=2403787762

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=1780957501

Previously MX for

devclasses.com

Same first word

devclasses.in
devclasses.com

DNS History

25 records (6 active, 19 former)

20162017201820192020202120222023202420252026NSdexter.ns.cloudflare.comgrannbo.ns.cloudflare.comns1.atom.comns1.dnslink.comns1.namebrightdns.comns1.vnic.comns2.atom.comns2.dnslink.comns2.namebrightdns.comns2.vnic.comMXdevclasses.commail.b-io.comail1.namebrightmail.commail2.namebrightmail.comA104.21.86.230172.67.137.1112606:4700:3037::6815:56e62606:4700:3037::ac43:896f162.209.11.4209.15.13.1342600:1f18:4ae:c607:5974:bfa8:d54b:7fe52600:1f18:4ae:c608:1ae1:9fc3:6ee2:84dd44.208.83.18052.20.84.6254.84.240.235
●NSdexter.ns.cloudflare.com2026-06-08 → 2026-06-08 · 2 obs
○ 2026-04-06 07:25:52
● 2026-06-08 22:47:58
●NSgrannbo.ns.cloudflare.com2026-06-08 → 2026-06-08 · 2 obs
○ 2026-04-06 07:25:52
● 2026-06-08 22:47:58
○NSns1.atom.com2026-02-20 → 2026-02-20 · 4 obs
○ 2017-05-13 01:50:30
● 2026-02-20 08:52:22
○ 2026-03-29 22:34:28
○ 2026-06-08 22:47:58
○NSns1.dnslink.com2017-05-13 → 2017-05-13 · 4 obs
○ 2016-09-21 22:19:40
● 2017-05-13 01:50:30
○ 2026-02-20 08:52:22
○ 2026-06-08 22:47:58
○NSns1.namebrightdns.com2026-03-29 → 2026-04-06 · 4 obs
○ 2026-02-20 08:52:22
● 2026-03-29 22:34:28
● 2026-04-06 07:25:52
○ 2026-06-08 22:47:58
○NSns1.vnic.com2015-06-07 → 2016-09-21 · 4 obs
● 2015-06-07 17:35:26
● 2016-09-21 22:19:40
○ 2017-05-13 01:50:30
○ 2026-06-08 22:47:58
○NSns2.atom.com2026-02-20 → 2026-02-20 · 4 obs
○ 2017-05-13 01:50:30
● 2026-02-20 08:52:22
○ 2026-03-29 22:34:28
○ 2026-06-08 22:47:58
○NSns2.dnslink.com2017-05-13 → 2017-05-13 · 4 obs
○ 2016-09-21 22:19:40
● 2017-05-13 01:50:30
○ 2026-02-20 08:52:22
○ 2026-06-08 22:47:58
○NSns2.namebrightdns.com2026-03-29 → 2026-04-06 · 4 obs
○ 2026-02-20 08:52:22
● 2026-03-29 22:34:28
● 2026-04-06 07:25:52
○ 2026-06-08 22:47:58
○NSns2.vnic.com2015-06-07 → 2016-09-21 · 4 obs
● 2015-06-07 17:35:26
● 2016-09-21 22:19:40
○ 2017-05-13 01:50:30
○ 2026-06-08 22:47:58
○MXdevclasses.com2015-06-07 → 2016-09-21 · 4 obs
● 2015-06-07 17:35:26
● 2016-09-21 22:19:40
○ 2017-05-13 01:50:30
○ 2026-06-08 22:47:58
○MXmail.b-io.co2017-05-13 → 2017-05-13 · 4 obs
○ 2016-09-21 22:19:40
● 2017-05-13 01:50:30
○ 2026-02-20 08:52:22
○ 2026-06-08 22:47:58
○MXmail1.namebrightmail.com2026-03-29 → 2026-04-06 · 4 obs
○ 2026-02-20 08:52:22
● 2026-03-29 22:34:28
● 2026-04-06 07:25:52
○ 2026-06-08 22:47:58
○MXmail2.namebrightmail.com2026-03-29 → 2026-04-06 · 4 obs
○ 2026-02-20 08:52:22
● 2026-03-29 22:34:28
● 2026-04-06 07:25:52
○ 2026-06-08 22:47:58
●A104.21.86.2302026-06-08 → 2026-06-08 · 2 obs
○ 2026-04-06 07:25:52
● 2026-06-08 22:47:58
○A162.209.11.42015-06-07 → 2016-09-21 · 4 obs
● 2015-06-07 17:35:26
● 2016-09-21 22:19:40
○ 2017-05-13 01:50:30
○ 2026-06-08 22:47:58
●A172.67.137.1112026-06-08 → 2026-06-08 · 2 obs
○ 2026-04-06 07:25:52
● 2026-06-08 22:47:58
○A209.15.13.1342017-05-13 → 2017-05-13 · 4 obs
○ 2016-09-21 22:19:40
● 2017-05-13 01:50:30
○ 2026-02-20 08:52:22
○ 2026-06-08 22:47:58
○A2600:1f18:4ae:c607:5974:bfa8:d54b:7fe52026-03-29 → 2026-04-06 · 4 obs
○ 2026-02-20 08:52:22
● 2026-03-29 22:34:28
● 2026-04-06 07:25:52
○ 2026-06-08 22:47:58
○A2600:1f18:4ae:c608:1ae1:9fc3:6ee2:84dd2026-03-29 → 2026-04-06 · 4 obs
○ 2026-02-20 08:52:22
● 2026-03-29 22:34:28
● 2026-04-06 07:25:52
○ 2026-06-08 22:47:58
●A2606:4700:3037::6815:56e62026-06-08 → 2026-06-08 · 2 obs
○ 2026-04-06 07:25:52
● 2026-06-08 22:47:58
●A2606:4700:3037::ac43:896f2026-06-08 → 2026-06-08 · 2 obs
○ 2026-04-06 07:25:52
● 2026-06-08 22:47:58
○A44.208.83.1802026-03-29 → 2026-04-06 · 4 obs
○ 2026-02-20 08:52:22
● 2026-03-29 22:34:28
● 2026-04-06 07:25:52
○ 2026-06-08 22:47:58
○A52.20.84.622026-02-20 → 2026-02-20 · 4 obs
○ 2017-05-13 01:50:30
● 2026-02-20 08:52:22
○ 2026-03-29 22:34:28
○ 2026-06-08 22:47:58
○A54.84.240.2352026-03-29 → 2026-04-06 · 4 obs
○ 2026-02-20 08:52:22
● 2026-03-29 22:34:28
● 2026-04-06 07:25:52
○ 2026-06-08 22:47:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
devclasses.comgrannbo.ns.cloudflare.com, dexter.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.190

NS records: grannbo.ns.cloudflare.com, dexter.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for devclasses.com (unsigned zone)

⏱️ Timing

Total: 186ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.137.111, 104.21.86.230
AAAA22606:4700:3037::ac43:896f, 2606:4700:3037::6815:56e6
NS2dexter.ns.cloudflare.com, grannbo.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1dexter.ns.cloudflare.com dns.cloudflare.

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

With 4 IP addresses, devclasses.com directs to 104.21.86.230, 172.67.137.111, 2606:4700:3037::6815:56e6 and 2606:4700:3037::ac43:896f.

Among the host names that share IP numbers with devclasses.com are littleredbooktwuser.com, alebilet.inne-194385754.rest, ns2.purebox.net and two others.

Name Servers

DNS delegation for devclasses.com points to two name servers: dexter.ns.cloudflare.com and grannbo.ns.cloudflare.com.

devclasses.com has the same name server delegation as a number of other domains, such as secureloop.com, phmanager.com, schooltrader.com and two more.

The name servers of devclasses.com overlap at least partially with those of other domains — among them illuminati.ws, nikmat69ofc.store, frank-temp.com and two more.

These name servers commonly appear alongside the name servers diva.ns.cloudflare.com and achiel.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

dexter.ns.cloudflare.com resolves to 108.162.195.190, 162.159.44.190 and 172.64.35.190, along with three other IP addresses.

grannbo.ns.cloudflare.com resolves to 108.162.194.150, 162.159.38.150 and 172.64.34.150, along with three other IP addresses.