uls.org - robtex.com

uls.org

DNSSEC⚠️ Not signed
A109.224.228.19🇬🇧 BunnyCDN109.224.228.0/23
NSeleanor.ns.cloudflare.com ⭐
A2606:4700:50::a29f:26cd🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTReleanor.ns.cloudflare.com
A2803:f800:50::6ca2:c2cd🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTReleanor.ns.cloudflare.com
A2a06:98c1:50::ac40:22cd🇺🇸 Cloudflare2a06:98c1:50::/45
PTReleanor.ns.cloudflare.com
A108.162.194.205🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTReleanor.ns.cloudflare.com
A162.159.38.205Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTReleanor.ns.cloudflare.com
A172.64.34.205🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTReleanor.ns.cloudflare.com
NSjaxson.ns.cloudflare.com
A2606:4700:58::a29f:2cdd🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjaxson.ns.cloudflare.com
A2803:f800:50::6ca2:c3dd🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRjaxson.ns.cloudflare.com
A2a06:98c1:50::ac40:23dd🇺🇸 Cloudflare2a06:98c1:50::/45
PTRjaxson.ns.cloudflare.com
A108.162.195.221🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjaxson.ns.cloudflare.com
A162.159.44.221Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjaxson.ns.cloudflare.com
A172.64.35.221🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjaxson.ns.cloudflare.com
MXd350400a.ess.barracudanetworks.com ⭐
A209.222.82.252🇺🇸 Amazon209.222.82.0/24 EC2 Prefix
PTRmail.ess.barracuda.com
A209.222.82.253🇺🇸 Amazon209.222.82.0/24 EC2 Prefix
PTRmail.ess.barracuda.com
A209.222.82.255🇺🇸 Amazon209.222.82.0/24 EC2 Prefix
PTRmail.ess.barracuda.com
MXd350400b.ess.barracudanetworks.com(20)
A209.222.82.252🇺🇸 Amazon209.222.82.0/24 EC2 Prefix
PTRmail.ess.barracuda.com
A209.222.82.253🇺🇸 Amazon209.222.82.0/24 EC2 Prefix
PTRmail.ess.barracuda.com
A209.222.82.255🇺🇸 Amazon209.222.82.0/24 EC2 Prefix
PTRmail.ess.barracuda.com
MXsmtp2.uls.org(40)
A208.85.193.131🇺🇸 AS36394208.85.192.0/21 US Signal downstream customer
PTRwebmail.uls.org
MXsmtp.uls.org(50)
A208.85.193.131🇺🇸 AS36394208.85.192.0/21 US Signal downstream customer
PTRwebmail.uls.org
TXT5193d61001655fc32e544b1ed220f9ed
TXTv=spf1 ip4:208.85.193.128/29 include:_spf.google.com include:outboundmail.bla...
SOAeleanor.ns.cloudflare.comdns@cloudflare.com serial=2397504999

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=1771291736

Subdomains

givingday.uls.org
smtp.uls.org
webmail.uls.org
smtp2.uls.org
mail.uls.org
mail2.uls.org

Same first word

uls.eu
uls.co.za
uls.fr
uls.com.ua
uls.ed.jp
uls.asia
uls.no
uls.hu
uls.by
uls.co.nz
uls.co.jp
uls.at
uls.uz
uls.com.hr
uls.ch
uls.ca
uls.company
uls.co.il
uls.edu.lb
uls.mx
uls.ua
uls.ru
uls.net
uls.de
uls.com.au
uls.edu.sv
uls.cl
uls.edu
uls.org
uls.in.ua
uls.or.ug
uls.it
uls.pl
uls.nl
uls.kiev.ua
uls.be
uls.education
uls.ro
uls.mn
uls.cn
uls.cz
uls.kz
uls.com

Similar names

usl.be
lsu.co
slu.us
sul.cc
sul.ch
slu.sh
lsu.no
sul.ly
lsu.today
usl.ink
sul.fr
slu.co.id
lsu.it
slu.edu.ph
lus.es
sul.cn
sul.pl
slu.pl
slu.com
usl.co.nz
sul.se
slu.cz
sul.dk
lus.com.au
sul.com.au
slu.su
lsu.fail
slu.fr
lus.at
lus.in
lsu.edu.az
lsu.ch
usl.fi
lsu.lt
usl.edu.cn
lsu.com
slu.(0x787878)
lus.eu
slu.edu.ng
usl.ca
sul.ca
sul.med.br
lus.de
slu.gs
slu.fi
usl.com
lsu.name
lus.org.pl
sul.ge
slu.kiev.ua
slu.co
lsu.edu.cn
lus.com
lus.org
slu.blue
slu.dk
lus.si
lsu.es
slu.at
usl.edu.ph
sul.co.za
lus.jp
sul.nu
lsu.in
slu.mx
lsu.net
lus.company
usl.net
usl.com.lb
lus.lt
lus.info
slu.ro
usl.cn
lus.nyc
lsu.cn
usl.com.ua
usl.in
sul.be
usl.ir
slu.edu.cn
sul.fi
lsu.clothing
lus.be
slu.edu
lsu.com.cn

DNS History

12 records (7 active, 5 former)

20162017201820192020202120222023202420252026NSeleanor.ns.cloudflare.comjaxson.ns.cloudflare.comns17.worldnic.comns18.worldnic.comMXd350400a.ess.barracudanetworks.comd350400b.ess.barracudanetworks.comsmtp.uls.orgsmtp2.uls.orgA109.224.228.1945.63.34.16052.165.135.23454.209.77.18
●NSeleanor.ns.cloudflare.com2021-04-24 → 2026-03-11 · 3 obs
○ 2016-12-25 19:38:14
● 2021-04-24 04:19:46
● 2026-03-11 00:56:52
●NSjaxson.ns.cloudflare.com2021-04-24 → 2026-03-11 · 3 obs
○ 2016-12-25 19:38:14
● 2021-04-24 04:19:46
● 2026-03-11 00:56:52
○NSns17.worldnic.com2015-08-31 → 2016-12-25 · 4 obs
● 2015-08-31 22:36:40
● 2016-12-25 19:38:14
○ 2021-04-24 04:19:46
○ 2026-03-11 00:56:52
○NSns18.worldnic.com2015-08-31 → 2016-12-25 · 4 obs
● 2015-08-31 22:36:40
● 2016-12-25 19:38:14
○ 2021-04-24 04:19:46
○ 2026-03-11 00:56:52
●MXd350400a.ess.barracudanetworks.com2026-03-11 → 2026-03-11 · 3 obs
○ 2015-08-31 22:36:40
● 2026-03-11 00:56:50
● 2026-03-11 00:56:52
●MXd350400b.ess.barracudanetworks.com2026-03-11 → 2026-03-11 · 3 obs
○ 2015-08-31 22:36:40
● 2026-03-11 00:56:50
● 2026-03-11 00:56:52
●MXsmtp.uls.org2015-08-31 → 2026-03-11 · 2 obs
● 2015-08-31 22:36:40
● 2026-03-11 00:56:52
●MXsmtp2.uls.org2015-08-31 → 2026-03-11 · 2 obs
● 2015-08-31 22:36:40
● 2026-03-11 00:56:52
●A109.224.228.192026-03-11 → 2026-03-11 · 3 obs
○ 2021-04-24 04:19:46
● 2026-03-11 00:56:50
● 2026-03-11 00:56:52
○A45.63.34.1602021-04-24 → 2021-04-24 · 4 obs
○ 2016-12-25 19:38:14
● 2021-04-24 04:19:46
○ 2026-03-11 00:56:50
○ 2026-03-11 00:56:52
○A52.165.135.2342026-03-11 → 2026-03-11 · 2 obs
○ 2026-03-11 00:56:50
○ 2026-03-11 00:56:52
○A54.209.77.182015-08-31 → 2016-12-25 · 4 obs
● 2015-08-31 22:36:40
● 2016-12-25 19:38:14
○ 2021-04-24 04:19:46
○ 2026-03-11 00:56:52

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org-
uls.orgjaxson.ns.cloudflare.com, eleanor.ns.cloudflare.com-

✅ Authoritative Response

Server: 162.159.38.205

NS records: jaxson.ns.cloudflare.com, eleanor.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for uls.org (unsigned zone)

⏱️ Timing

Total: 758ms | Queries: -

📄 Records

TypeCountSample Data
A1109.224.228.19
NS2eleanor.ns.cloudflare.com, jaxson.ns.cloudflare.com
MX4d350400a.ess.barracudanetworks.com (pri:, d350400b.ess.barracudanetworks.com (pri:...
TXT25193d61001655fc32e544b1ed220f9ed, v=spf1 ip4:208.85.193.128/29 include:_sp
SOA1eleanor.ns.cloudflare.com dns.cloudflare

Analysis

Hierarchy

uls.org is a parent of givingday.uls.org, smtp.uls.org, webmail.uls.org, smtp2.uls.org and mail.uls.org, plus a few other host names.

IP Addresses

uls.org resolves to one IP number: 109.224.228.19.

Other host names, for instance qe.org, montgomerybell.edu, amais.com, charterhouse.org.uk and heathwood.org share IP numbers with uls.org.

Name Servers

uls.org's delegation uses two name servers: eleanor.ns.cloudflare.com and jaxson.ns.cloudflare.com.

uls.org uses the same name server setup as other domains, such as bansi.info, lussier.co, clubloto37.net, silverlinetechnologies.in and assina.online.

uls.org at least partially shares name servers with other domains, including 009nohu.com, overdriveinteractive.com, afaij.org, memoriesbuffet.com and best(0x65726f746963)(0x706f726e)sites.com.

These name servers are commonly used with tricia.ns.cloudflare.com, melinda.ns.cloudflare.com and cullen.ns.cloudflare.com.

Host names with six IP numbers:

eleanor.ns.cloudflare.com points to 2606:4700:50::a29f:26cd, 2803:f800:50::6ca2:c2cd, 2a06:98c1:50::ac40:22cd, 108.162.194.205, 162.159.38.205 and 172.64.34.205.

jaxson.ns.cloudflare.com points to 2606:4700:58::a29f:2cdd, 2803:f800:50::6ca2:c3dd, 2a06:98c1:50::ac40:23dd, 108.162.195.221, 162.159.44.221 and 172.64.35.221.

Mail Servers

uls.org is handled by four mail servers: smtp2.uls.org, smtp.uls.org, d350400a.ess.barracudanetworks.com and d350400b.ess.barracudanetworks.com.

Three-IP host names:

d350400a.ess.barracudanetworks.com points to: 209.222.82.252, 209.222.82.253 and 209.222.82.255.

d350400b.ess.barracudanetworks.com points to: 209.222.82.252, 209.222.82.253 and 209.222.82.255.

Single-IP host names:

smtp2.uls.org points to: 208.85.193.131.

smtp.uls.org points to: 208.85.193.131.

Names pointing to targets:

Names pointing to 209.222.82.252: d350400a.ess.barracudanetworks.com and d350400b.ess.barracudanetworks.com.

Names pointing to 209.222.82.253: d350400a.ess.barracudanetworks.com and d350400b.ess.barracudanetworks.com.

Names pointing to 209.222.82.255: d350400a.ess.barracudanetworks.com and d350400b.ess.barracudanetworks.com.

Names pointing to 208.85.193.131: smtp2.uls.org and smtp.uls.org.

Pattern notes:

d350400a.ess.barracudanetworks.com and d350400b.ess.barracudanetworks.com share the same three targets: 209.222.82.252, 209.222.82.253 and 209.222.82.255.

smtp2.uls.org and smtp.uls.org share the same single target: 208.85.193.131.