clsa.org - robtex.com

clsa.org

DNSSEC⚠️ Not signed
A162.159.141.168Cloudflare162.159.128.0/19 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.66.1.164🇺🇸 Cloudflare172.66.0.0/22 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns1.ymaws.com ⭐
A205.251.192.93🇺🇸 Amazon205.251.192.0/24 prefix
PTRns-93.awsdns-11.com
NSns2.ymaws.com
A205.251.195.209🇺🇸 Amazon205.251.195.0/24 prefix
PTRns-977.awsdns-58.net
NSns3.ymaws.com
A205.251.196.15🇺🇸 Amazon205.251.196.0/24 prefix
PTRns-1039.awsdns-01.org
NSns4.ymaws.com
A205.251.199.240🇺🇸 Amazon205.251.199.0/24 prefix
PTRns-2032.awsdns-62.co.uk
MXclsa-org.mail.protection.outlook.com ⭐
A2a01:111:f403:c902::3🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-sj0pr03cu01703.inbound.protection.outlook.com
A2a01:111:f403:c91d::b🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-mw2pr02cu00603.inbound.protection.outlook.com
A2a01:111:f403:f90c::🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-sn1pr03cu00100.inbound.protection.outlook.com
A2a01:111:f403:f90d::🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-sn1pr0501cu00200.inbound.protection.outlook.com
A52.101.8.44🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-dm5pr04cu00104.inbound.protection.outlook.com
A52.101.8.51🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-dm1pr04cu00203.inbound.protection.outlook.com
A52.101.41.56🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-sj0pr21cu00100.inbound.protection.outlook.com
A52.101.50.4🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-co1pr03cu00404.inbound.protection.outlook.com
TXTv=spf1 mx include:spf.ymem.net include:spf.protection.outlook.com -all
SOAns1.ymaws.comdpichardo@yourmembership@com serial=1732204951

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=1774957652
WOT: SAFE (61/100)

Previously MX for

clsa.org

Same first word

clsa.co
clsa.co.uk
clsa.org
clsa.de
clsa.net
clsa.co.za
clsa.jp
clsa.com.hk
clsa.com.au
clsa.nl
clsa.com
clsa.info
clsa.ca
clsa.mobi
clsa.online

Similar names

ascl.com.au
lsac.ru
scal.ru
acls.center
lsac.biz
clas.it
slac.club
cals.info
cals.center
ascl.space
scal.at
lcsa.cn
lacs.us
sacl.it
ascl.pro
ascl.cn
lsca.com.au
lacs.dk
cals.cl
clas.eu
lacs.com.mx
clas.com
lcsa.vn
slca.au
lsac.net
scal.io
csla.college
acls.net
lcas.us
ascl.co.nz
clas.ch
ascl.us
lasc.nl
scla.ca
acls.uk
sacl.eu
csla.cz
cals.com
scal.name
alsc.pl
lacs.lu
lasc.com
scla.org.au
scal.be
lsca.co.uk
slac.ir
sacl.org
slca.fr
csal.net
acsl.am
lacs.org
clas.biz
csla.ca
csal.hu
aslc.it
cals.co.kr
lacs.in
aslc.com.mx
csla.de
cals.fr
slca.com
scla.us
aslc.com
ascl.ch
lsca.com.br
salc.com.br
scla.it
acls.de
salc.se
scla.biz
clas.ie
csla.org.cn
clas.com.br
alsc.kz
lsac.gr
lacs.pt
sacl.co.in
sacl.net
aslc.de
acsl.co.uk
lsac.ai
scla.co.za
sacl.com
scal.eu
alcs.net.au
lcsa.de
slac.co
slac.com.au
lsca.org.uk
csal.org
slac.be
casl.co
scla.asia
alsc.de
csla.ws
aslc.ae
acsl.com.hk
acsl.net.nz
csal.com.br
acsl.be
cals.or.jp
lacs.ca
casl.ie
alcs.biz
csla.ru
lsac.org
clas.style
csla.hu
alcs.fr
sacl.or.jp
cals.net
acsl.lv
acsl.works
lsca.de
ascl.at
csal.be
clas.dk
ascl.co.jp
alcs.ch
acsl.info
alsc.net
slca.be
slac.ca
lasc.org
clas.pro
scla.eu
clas.cn
acsl.com.cn
clas.co.uk
acls.in
cals.at
lsac.info

DNS History

15 records (7 active, 8 former)

2008201020122014201620182020202220242026NSns1.ymaws.comns2.ymaws.comns3.ymaws.comns4.ymaws.comns.inmotionhosting.comns2.inmotionhosting.comns97.worldnic.comns98.worldnic.comMXclsa-org.mail.protection.outlook.comclsa.orginbound.clsa.org.netsolmail.netA162.159.141.168172.66.1.164205.134.252.23324.73.102.182
○NSns.inmotionhosting.com2007-09-11 → 2007-09-11 · 3 obs
● 2007-09-11 22:36:50
○ 2015-08-03 08:50:36
○ 2026-03-31 12:25:50
●NSns1.ymaws.com2026-03-28 → 2026-03-31 · 3 obs
○ 2017-01-12 07:51:38
● 2026-03-28 12:50:46
● 2026-03-31 12:25:50
○NSns2.inmotionhosting.com2007-09-11 → 2007-09-11 · 3 obs
● 2007-09-11 22:36:50
○ 2015-08-03 08:50:36
○ 2026-03-31 12:25:50
●NSns2.ymaws.com2026-03-28 → 2026-03-31 · 3 obs
○ 2017-01-12 07:51:38
● 2026-03-28 12:50:46
● 2026-03-31 12:25:50
●NSns3.ymaws.com2026-03-28 → 2026-03-31 · 3 obs
○ 2017-01-12 07:51:38
● 2026-03-28 12:50:46
● 2026-03-31 12:25:50
●NSns4.ymaws.com2026-03-28 → 2026-03-31 · 3 obs
○ 2017-01-12 07:51:38
● 2026-03-28 12:50:46
● 2026-03-31 12:25:50
○NSns97.worldnic.com2015-08-03 → 2017-01-12 · 5 obs
○ 2007-09-11 22:36:50
● 2015-08-03 08:50:36
● 2017-01-12 07:51:38
○ 2026-03-28 12:50:46
○ 2026-03-31 12:25:50
○NSns98.worldnic.com2015-08-03 → 2017-01-12 · 5 obs
○ 2007-09-11 22:36:50
● 2015-08-03 08:50:36
● 2017-01-12 07:51:38
○ 2026-03-28 12:50:46
○ 2026-03-31 12:25:50
●MXclsa-org.mail.protection.outlook.com2026-03-28 → 2026-03-31 · 3 obs
○ 2017-01-12 07:51:38
● 2026-03-28 12:50:46
● 2026-03-31 12:25:50
○MXclsa.org2007-09-11 → 2007-09-11 · 3 obs
● 2007-09-11 22:36:50
○ 2015-08-03 08:50:36
○ 2026-03-31 12:25:50
○MXinbound.clsa.org.netsolmail.net2015-08-03 → 2017-01-12 · 5 obs
○ 2007-09-11 22:36:50
● 2015-08-03 08:50:36
● 2017-01-12 07:51:38
○ 2026-03-28 12:50:46
○ 2026-03-31 12:25:50
●A162.159.141.1682026-03-28 → 2026-03-31 · 3 obs
○ 2017-01-12 07:51:38
● 2026-03-28 12:50:46
● 2026-03-31 12:25:50
●A172.66.1.1642026-03-28 → 2026-03-31 · 3 obs
○ 2017-01-12 07:51:38
● 2026-03-28 12:50:46
● 2026-03-31 12:25:50
○A205.134.252.2332007-09-11 → 2007-09-11 · 3 obs
● 2007-09-11 22:36:50
○ 2015-08-03 08:50:36
○ 2026-03-31 12:25:50
○A24.73.102.1822015-08-03 → 2017-01-12 · 5 obs
○ 2007-09-11 22:36:50
● 2015-08-03 08:50:36
● 2017-01-12 07:51:38
○ 2026-03-28 12:50:46
○ 2026-03-31 12:25:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org-
clsa.orgns3.ymaws.com, ns2.ymaws.com, ns4.ymaws.com, ns1.ymaws.com-

✅ Authoritative Response

Server:205.251.195.209

NS records: ns3.ymaws.com, ns2.ymaws.com, ns4.ymaws.com, ns1.ymaws.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for clsa.org (unsigned zone)

⏱️ Timing

Total: 548ms | Queries: -

📄 Records

TypeCountSample Data
A2172.66.1.164, 162.159.141.168
NS4ns1.ymaws.com, ns2.ymaws.com...
MX1clsa-org.mail.protection.outlook.com (pr
TXT1v=spf1 mx include:spf.ymem.net include:s
SOA1ns1.ymaws.com dpichardo@yourmembership.c

Analysis

IP Addresses

clsa.org points to two IPs: 162.159.141.168 and 172.66.1.164.

Other host names including gfvga.org, ferrariclubofamerica.org, nasdtec.net, mandersonalumni.site-ym.com and ctaprns.org share IP numbers with clsa.org.

Name Servers

clsa.org is delegated to four name servers: ns1.ymaws.com, ns2.ymaws.com, ns3.ymaws.com and ns4.ymaws.com.

clsa.org at least partially shares name servers with other domains, including chipcon.org, gawp.org, paradsoc.org, lainsconf.org and perennialplant.org.

Hostnames with a single IP:

ns1.ymaws.com points to 205.251.192.93

ns2.ymaws.com points to 205.251.195.209

ns3.ymaws.com points to 205.251.196.15

ns4.ymaws.com points to 205.251.199.240

Mail Servers

clsa.org is handled by a single mail server, clsa-org.mail.protection.outlook.com.

Hostname clsa-org.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c902::3, 2a01:111:f403:c91d::b, 2a01:111:f403:f90c::, 2a01:111:f403:f90d::, 52.101.8.44, 52.101.8.51, 52.101.41.56 and 52.101.50.4.