osjava.org - dns.ninja

osjava.org

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:bc1a🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::6815:7f3🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.7.243Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.188.26🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NScass.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a51🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcass.ns.cloudflare.com
A2803:f800:50::6ca2:c051🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRcass.ns.cloudflare.com
A2a06:98c1:50::ac40:2051🇺🇸 Cloudflare2a06:98c1:50::/45
PTRcass.ns.cloudflare.com
A108.162.192.81🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcass.ns.cloudflare.com
A172.64.32.81🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcass.ns.cloudflare.com
A173.245.58.81🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcass.ns.cloudflare.com
NSwalt.ns.cloudflare.com
A2606:4700:58::adf5:3b94🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRwalt.ns.cloudflare.com
A2803:f800:50::6ca2:c194🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRwalt.ns.cloudflare.com
A2a06:98c1:50::ac40:2194🇺🇸 Cloudflare2a06:98c1:50::/45
PTRwalt.ns.cloudflare.com
A108.162.193.148🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRwalt.ns.cloudflare.com
A172.64.33.148🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRwalt.ns.cloudflare.com
A173.245.59.148🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRwalt.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.7.243, 172.67.188.26
IPv6 hints2606:4700:3030::ac43:bc1a, 2606:4700:3033::6815:7f3
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=201, name=cloudflare-ech.com
SOAcass.ns.cloudflare.comdns@cloudflare.com serial=2406864748

org

DNSSEC🔒 Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation
NSa2.org.afilias-nst.info ⚠️ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info ⚠️ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1781950410

Previously MX for

osjava.org

Same first word

osjava.org
osjava.com
osjava.cn

Similar names

vaoasj.autos
javsao.com
savoja.com
javaso.com.br
osvaja.net
javaso.com
ojasva.com
savoja.it
sojava.com
jovasa.com.mx
asvoja.de
savajo.blogspot.com.br

DNS History

47 records (6 active, 41 former)

20162017201820192020202120222023202420252026NScass.ns.cloudflare.comwalt.ns.cloudflare.coma.share-dns.coma12.share-dns.comb.share-dns.netb12.share-dns.netexpired1.namebrightdns.comexpired2.namebrightdns.comns1.namebrightdns.comns19.hostnun.netns2.namebrightdns.comns20.hostnun.netns21.hostnun.netns33.domaincontrol.comns34.domaincontrol.comMXmail1.namebrightmail.commail2.namebrightmail.commailstore1.secureserver.netosjava.orgsmtp.secureserver.netA104.21.7.243172.67.188.262606:4700:3030::ac43:bc1a2606:4700:3033::6815:7f3167.114.130.230167.114.80.235184.168.221.23184.168.221.68184.168.221.72184.168.221.76184.168.221.892600:1f18:4ae:c607:5974:bfa8:d54b:7fe52600:1f18:4ae:c607:d1d9:565f:b122:bfdb2600:1f18:4ae:c608:1ae1:9fc3:6ee2:84dd2600:1f18:4ae:c608:83f8:2f9c:4a61:7b6a2606:4700:3031::ac43:bc1a2606:4700:3036::6815:7f344.208.83.18050.63.202.1550.63.202.7650.63.202.7950.63.202.8550.63.202.8650.63.202.8952.44.244.9854.165.131.18354.84.240.235
○NSa.share-dns.com2026-03-30 → 2026-04-13 · 5 obs
○ 2026-02-23 01:18:36
● 2026-03-30 23:03:38
● 2026-04-13 15:22:32
○ 2026-04-25 16:55:18
○ 2026-06-20 10:47:38
○NSa12.share-dns.com2026-03-30 → 2026-04-13 · 5 obs
○ 2026-02-23 01:18:36
● 2026-03-30 23:03:38
● 2026-04-13 15:22:32
○ 2026-04-25 16:55:18
○ 2026-06-20 10:47:38
○NSb.share-dns.net2026-03-30 → 2026-04-13 · 5 obs
○ 2026-02-23 01:18:36
● 2026-03-30 23:03:38
● 2026-04-13 15:22:32
○ 2026-04-25 16:55:18
○ 2026-06-20 10:47:38
○NSb12.share-dns.net2026-03-30 → 2026-04-13 · 5 obs
○ 2026-02-23 01:18:36
● 2026-03-30 23:03:38
● 2026-04-13 15:22:32
○ 2026-04-25 16:55:18
○ 2026-06-20 10:47:38
●NScass.ns.cloudflare.com2026-04-25 → 2026-06-20 · 3 obs
○ 2026-04-13 15:22:32
● 2026-04-25 16:55:18
● 2026-06-20 10:47:38
○NSexpired1.namebrightdns.com2026-02-14 → 2026-06-20 · 2 obs
○ 2026-02-14 16:34:02
○ 2026-06-20 10:47:38
○NSexpired2.namebrightdns.com2026-02-14 → 2026-06-20 · 2 obs
○ 2026-02-14 16:34:02
○ 2026-06-20 10:47:38
○NSns1.namebrightdns.com2026-02-14 → 2026-02-14 · 4 obs
○ 2017-12-04 00:22:22
● 2026-02-14 16:34:02
○ 2026-02-23 01:18:36
○ 2026-06-20 10:47:38
○NSns19.hostnun.net2015-06-01 → 2015-11-01 · 4 obs
● 2015-06-01 18:40:20
● 2015-11-01 20:23:50
○ 2016-04-13 09:06:26
○ 2026-06-20 10:47:38
○NSns2.namebrightdns.com2026-02-14 → 2026-02-14 · 4 obs
○ 2017-12-04 00:22:22
● 2026-02-14 16:34:02
○ 2026-02-23 01:18:36
○ 2026-06-20 10:47:38
○NSns20.hostnun.net2015-06-01 → 2015-11-01 · 4 obs
● 2015-06-01 18:40:20
● 2015-11-01 20:23:50
○ 2016-04-13 09:06:26
○ 2026-06-20 10:47:38
○NSns21.hostnun.net2015-06-01 → 2015-11-01 · 4 obs
● 2015-06-01 18:40:20
● 2015-11-01 20:23:50
○ 2016-04-13 09:06:26
○ 2026-06-20 10:47:38
○NSns33.domaincontrol.com2016-04-13 → 2017-12-04 · 5 obs
○ 2015-11-01 20:23:50
● 2016-04-13 09:06:26
● 2017-12-04 00:22:22
○ 2026-02-14 16:34:02
○ 2026-06-20 10:47:38
○NSns34.domaincontrol.com2016-04-13 → 2017-12-04 · 5 obs
○ 2015-11-01 20:23:50
● 2016-04-13 09:06:26
● 2017-12-04 00:22:22
○ 2026-02-14 16:34:02
○ 2026-06-20 10:47:38
●NSwalt.ns.cloudflare.com2026-04-25 → 2026-06-20 · 3 obs
○ 2026-04-13 15:22:32
● 2026-04-25 16:55:18
● 2026-06-20 10:47:38
○MXmail1.namebrightmail.com2026-02-14 → 2026-02-14 · 4 obs
○ 2016-04-13 09:06:26
● 2026-02-14 16:34:02
○ 2026-02-23 01:18:36
○ 2026-06-20 10:47:38
○MXmail2.namebrightmail.com2026-02-14 → 2026-02-14 · 4 obs
○ 2016-04-13 09:06:26
● 2026-02-14 16:34:02
○ 2026-02-23 01:18:36
○ 2026-06-20 10:47:38
○MXmailstore1.secureserver.net2016-04-13 → 2026-02-14 · 5 obs
○ 2015-11-01 20:23:50
● 2016-04-13 09:06:26
● 2026-02-14 16:34:02
○ 2026-02-23 01:18:36
○ 2026-06-20 10:47:38
○MXosjava.org2015-06-01 → 2015-11-01 · 4 obs
● 2015-06-01 18:40:20
● 2015-11-01 20:23:50
○ 2016-04-13 09:06:26
○ 2026-06-20 10:47:38
○MXsmtp.secureserver.net2016-04-13 → 2026-02-14 · 5 obs
○ 2015-11-01 20:23:50
● 2016-04-13 09:06:26
● 2026-02-14 16:34:02
○ 2026-02-23 01:18:36
○ 2026-06-20 10:47:38
●A104.21.7.2432026-04-25 → 2026-06-20 · 3 obs
○ 2026-02-23 01:18:36
● 2026-04-25 16:55:18
● 2026-06-20 10:47:38
○A167.114.130.2302015-10-28 → 2015-11-01 · 5 obs
○ 2015-06-01 18:40:20
● 2015-10-28 05:50:08
● 2015-11-01 20:23:50
○ 2016-04-13 09:06:26
○ 2026-06-20 10:47:38
○A167.114.80.2352015-06-01 → 2015-06-01 · 3 obs
● 2015-06-01 18:40:20
○ 2015-10-28 05:50:08
○ 2026-06-20 10:47:38
●A172.67.188.262026-04-25 → 2026-06-20 · 3 obs
○ 2026-02-23 01:18:36
● 2026-04-25 16:55:18
● 2026-06-20 10:47:38
○A184.168.221.232016-12-12 → 2016-12-12 · 4 obs
○ 2016-09-20 11:30:22
● 2016-12-12 01:55:16
○ 2017-12-04 00:22:22
○ 2026-06-20 10:47:38
○A184.168.221.682017-12-04 → 2017-12-04 · 4 obs
○ 2016-12-12 01:55:16
● 2017-12-04 00:22:22
○ 2026-02-14 16:34:02
○ 2026-06-20 10:47:38
○A184.168.221.722017-12-04 → 2017-12-04 · 4 obs
○ 2016-12-12 01:55:16
● 2017-12-04 00:22:22
○ 2026-02-14 16:34:02
○ 2026-06-20 10:47:38
○A184.168.221.762017-12-04 → 2017-12-04 · 4 obs
○ 2016-12-12 01:55:16
● 2017-12-04 00:22:22
○ 2026-02-14 16:34:02
○ 2026-06-20 10:47:38
○A184.168.221.892017-12-04 → 2017-12-04 · 4 obs
○ 2016-12-12 01:55:16
● 2017-12-04 00:22:22
○ 2026-02-14 16:34:02
○ 2026-06-20 10:47:38
○A2600:1f18:4ae:c607:5974:bfa8:d54b:7fe52026-02-14 → 2026-02-14 · 4 obs
○ 2017-12-04 00:22:22
● 2026-02-14 16:34:02
○ 2026-02-23 01:18:36
○ 2026-06-20 10:47:38
○A2600:1f18:4ae:c607:d1d9:565f:b122:bfdb2026-02-14 → 2026-06-20 · 2 obs
○ 2026-02-14 16:34:02
○ 2026-06-20 10:47:38
○A2600:1f18:4ae:c608:1ae1:9fc3:6ee2:84dd2026-02-14 → 2026-02-14 · 4 obs
○ 2017-12-04 00:22:22
● 2026-02-14 16:34:02
○ 2026-02-23 01:18:36
○ 2026-06-20 10:47:38
○A2600:1f18:4ae:c608:83f8:2f9c:4a61:7b6a2026-02-14 → 2026-06-20 · 2 obs
○ 2026-02-14 16:34:02
○ 2026-06-20 10:47:38
●A2606:4700:3030::ac43:bc1a2026-06-20 → 2026-06-20 · 2 obs
○ 2026-06-15 09:26:00
● 2026-06-20 10:47:38
○A2606:4700:3031::ac43:bc1a2026-04-25 → 2026-06-15 · 4 obs
○ 2026-02-23 01:18:36
● 2026-04-25 16:55:18
● 2026-06-15 09:26:00
○ 2026-06-20 10:47:38
●A2606:4700:3033::6815:7f32026-06-20 → 2026-06-20 · 2 obs
○ 2026-06-15 09:26:00
● 2026-06-20 10:47:38
○A2606:4700:3036::6815:7f32026-04-25 → 2026-06-15 · 4 obs
○ 2026-02-23 01:18:36
● 2026-04-25 16:55:18
● 2026-06-15 09:26:00
○ 2026-06-20 10:47:38
○A44.208.83.1802026-02-14 → 2026-02-14 · 4 obs
○ 2017-12-04 00:22:22
● 2026-02-14 16:34:02
○ 2026-02-23 01:18:36
○ 2026-06-20 10:47:38
○A50.63.202.152016-04-13 → 2016-09-20 · 5 obs
○ 2015-11-01 20:23:50
● 2016-04-13 09:06:26
● 2016-09-20 11:30:22
○ 2016-12-12 01:55:16
○ 2026-06-20 10:47:38
○A50.63.202.762017-12-04 → 2017-12-04 · 4 obs
○ 2016-12-12 01:55:16
● 2017-12-04 00:22:22
○ 2026-02-14 16:34:02
○ 2026-06-20 10:47:38
○A50.63.202.792017-12-04 → 2017-12-04 · 4 obs
○ 2016-12-12 01:55:16
● 2017-12-04 00:22:22
○ 2026-02-14 16:34:02
○ 2026-06-20 10:47:38
○A50.63.202.852017-12-04 → 2017-12-04 · 4 obs
○ 2016-12-12 01:55:16
● 2017-12-04 00:22:22
○ 2026-02-14 16:34:02
○ 2026-06-20 10:47:38
○A50.63.202.862017-12-04 → 2017-12-04 · 4 obs
○ 2016-12-12 01:55:16
● 2017-12-04 00:22:22
○ 2026-02-14 16:34:02
○ 2026-06-20 10:47:38
○A50.63.202.892017-12-04 → 2017-12-04 · 4 obs
○ 2016-12-12 01:55:16
● 2017-12-04 00:22:22
○ 2026-02-14 16:34:02
○ 2026-06-20 10:47:38
○A52.44.244.982026-02-14 → 2026-06-20 · 2 obs
○ 2026-02-14 16:34:02
○ 2026-06-20 10:47:38
○A54.165.131.1832026-02-14 → 2026-06-20 · 2 obs
○ 2026-02-14 16:34:02
○ 2026-06-20 10:47:38
○A54.84.240.2352026-02-14 → 2026-02-14 · 4 obs
○ 2017-12-04 00:22:22
● 2026-02-14 16:34:02
○ 2026-02-23 01:18:36
○ 2026-06-20 10:47:38

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org-
osjava.orgwalt.ns.cloudflare.com, cass.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.193.148

NS records: walt.ns.cloudflare.com, cass.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for osjava.org (unsigned zone)

⏱️ Timing

Total: 571ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.7.243, 172.67.188.26
AAAA22606:4700:3030::ac43:bc1a, 2606:4700:3033::6815:7f3
NS2cass.ns.cloudflare.com, walt.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1cass.ns.cloudflare.com dns.cloudflare.co

Analysis

IP Addresses

osjava.org points to the four IP addresses 104.21.7.243, 172.67.188.26, 2606:4700:3030::ac43:bc1a and 2606:4700:3033::6815:7f3.

Additional host names — intersecuritas.at, tjrongsheng.com, limpopotraining.co.za and two others — share IP numbers with osjava.org.

Name Servers

Two name servers handle the delegation for osjava.org: cass.ns.cloudflare.com and walt.ns.cloudflare.com.

osjava.org shares its name server setup with other domains, including 52acgn.xyz, twitchroulette.net, hlekkir.is and two others.

There is at least partial name server overlap between osjava.org and other domains — zslorens.com, harborpointlabs.info, salslimo.com and two more among them.

The name servers nitin.ns.cloudflare.com, aragorn.ns.cloudflare.com and kim.ns.cloudflare.com are often found in combination with these name servers.

Host names with 6 IP numbers:

cass.ns.cloudflare.com resolves to 108.162.192.81, 172.64.32.81 and 173.245.58.81 among others, with 3 other IP addresses in total.

walt.ns.cloudflare.com resolves to 108.162.193.148, 172.64.33.148 and 173.245.59.148 among others, with 3 other IP addresses in total.