otsys.co - robtex.com

otsys.co

DNSSEC⚠️ Not signed
A13.33.109.21🇺🇸 Amazon13.33.109.0/24 - Cloudfront
PTRserver-13-33-109-21.bos50.r.cloudfront.net
A13.33.109.62🇺🇸 Amazon13.33.109.0/24 - Cloudfront
A13.33.109.80🇺🇸 Amazon13.33.109.0/24 - Cloudfront
A13.33.109.127🇺🇸 Amazon13.33.109.0/24 - Cloudfront
NSns-498.awsdns-62.com ⭐
A2600:9000:5301:f200::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront
PTRns-498.awsdns-62.com
A205.251.193.242🇺🇸 Amazon205.251.193.0/24 prefix
PTRns-498.awsdns-62.com
NSns-1415.awsdns-48.org
A2600:9000:5305:8700::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront
PTRns-1415.awsdns-48.org
A205.251.197.135🇺🇸 Amazon205.251.197.0/24 prefix
PTRns-1415.awsdns-48.org
NSns-2043.awsdns-63.co.uk
A2600:9000:5307:fb00::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront
PTRns-2043.awsdns-63.co.uk
A205.251.199.251🇺🇸 Amazon205.251.199.0/24 prefix
PTRns-2043.awsdns-63.co.uk
NSns-683.awsdns-21.net
A2600:9000:5302:ab00::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront
PTRns-683.awsdns-21.net
A205.251.194.171🇺🇸 Amazon205.251.194.0/24 prefix
PTRns-683.awsdns-21.net
MXotsys-co.mail.protection.outlook.com ⭐
A2a01:111:f403:c902::6🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-sj0pr21cu00106.inbound.protection.outlook.com
A2a01:111:f403:c91d::b🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-mw2pr02cu00603.inbound.protection.outlook.com
A2a01:111:f403:c922::2🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-bl0pr02cu00702.inbound.protection.outlook.com
A2a01:111:f403:f901::2🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-bl2pr02cu00402.inbound.protection.outlook.com
A52.101.9.21🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-bl2pr04cu00205.inbound.protection.outlook.com
A52.101.9.26🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-bl0pr02cu00702.inbound.protection.outlook.com
A52.101.41.3🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-sj2pr05cu00103.inbound.protection.outlook.com
A52.101.41.28🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-sj0pr03cu01504.inbound.protection.outlook.com
TXTv=spf1 include:spf.protection.outlook.com -all
SOAns-498.awsdns-62.comawsdns-hostmaster@amazon.com serial=1

co

DNSSEC🔒 Signed (DS record present)
NSns0.centralnic.net ⭐
NSa.registrydns.co
NSb.registrydns.co
NSc.registrydns.co
NSd.registrydns.co
SOAns0.centralnic.nethostmaster@centralnic.net serial=1759656578

Same first word

otsys.co
otsys.com
otsys.de
otsys.se
otsys.co.uk
otsys.com.au

Similar names

ossty.com
sotsy.com
systo.nl
tossy.com
ystos.ru
tysso.com.au
osyst.net
sstoy.fi
sosyt.com
tosys.net
stoys.com
stosy.com
tossy.info
sytos.com
tossy.ws
ystos.com
tsyos.com
tysso.com.tw
stoys.co
tysso.com.br
stoys.net
tysso.ru
tosys.co.jp
tysso.sk
toyss.cn
tysso.com.cn
systo.fr
sysot.ru
systo.co.uk
syots.de
systo.hk
systo.cn
sytos.net
syots.info
systo.la
tysos.com
stsyo.com
ssoty.com
tysso.cz
tossy.de
ytsos.com
tossy.org
ostys.com
syots.eu
toyss.in
sstoy.cn
osyst.org
tossy.ru
ytoss.com
stoys.eu
systo.com
syots.com
systo.eu
tossy.co.kr
sotys.de
tysso.eu
yosts.org
ystso.com
tysso.cn
systo.cz
systo.de
sotys.ru
tysso.com
tsoys.com
osyst.com
soyts.com
tossy.net
systo.org
sstoy.com
systo.net
tysso.pl
toyss.jp
styos.com
syots.net
stoys.de
styso.de
osyst.de

DNS History

21 records (9 active, 12 former)

NSns-1415.awsdns-48.orgns-2043.awsdns-63.co.ukns-498.awsdns-62.comns-683.awsdns-21.netMXotsys-co.mail.protection.outlook.comA13.33.109.12713.33.109.2113.33.109.6213.33.109.80108.158.173.109108.158.173.125108.158.173.27108.158.173.3013.33.129.10913.33.129.813.33.129.9213.33.129.9654.230.201.254.230.201.754.230.201.9254.230.201.96
●NSns-1415.awsdns-48.org2026-04-29 → 2026-05-12 · 2 obs
● 2026-04-29 20:59:44
● 2026-05-12 23:21:16
●NSns-2043.awsdns-63.co.uk2026-04-29 → 2026-05-12 · 2 obs
● 2026-04-29 20:59:44
● 2026-05-12 23:21:16
●NSns-498.awsdns-62.com2026-04-29 → 2026-05-12 · 2 obs
● 2026-04-29 20:59:44
● 2026-05-12 23:21:16
●NSns-683.awsdns-21.net2026-04-29 → 2026-05-12 · 2 obs
● 2026-04-29 20:59:44
● 2026-05-12 23:21:16
●MXotsys-co.mail.protection.outlook.com2026-04-29 → 2026-05-12 · 2 obs
● 2026-04-29 20:59:44
● 2026-05-12 23:21:16
○A108.158.173.1092026-05-04 → 2026-05-05 · 8 obs
○ 2026-05-04 06:57:34
● 2026-05-04 08:05:16
○ 2026-05-05 01:55:44
○ 2026-05-05 08:01:36
● 2026-05-05 13:35:48
● 2026-05-05 22:13:10
○ 2026-05-06 16:52:50
○ 2026-05-12 23:21:16
○A108.158.173.1252026-05-04 → 2026-05-05 · 8 obs
○ 2026-05-04 06:57:34
● 2026-05-04 08:05:16
○ 2026-05-05 01:55:44
○ 2026-05-05 08:01:36
● 2026-05-05 13:35:48
● 2026-05-05 22:13:10
○ 2026-05-06 16:52:50
○ 2026-05-12 23:21:16
○A108.158.173.272026-05-04 → 2026-05-05 · 8 obs
○ 2026-05-04 06:57:34
● 2026-05-04 08:05:16
○ 2026-05-05 01:55:44
○ 2026-05-05 08:01:36
● 2026-05-05 13:35:48
● 2026-05-05 22:13:10
○ 2026-05-06 16:52:50
○ 2026-05-12 23:21:16
○A108.158.173.302026-05-04 → 2026-05-05 · 8 obs
○ 2026-05-04 06:57:34
● 2026-05-04 08:05:16
○ 2026-05-05 01:55:44
○ 2026-05-05 08:01:36
● 2026-05-05 13:35:48
● 2026-05-05 22:13:10
○ 2026-05-06 16:52:50
○ 2026-05-12 23:21:16
●A13.33.109.1272026-04-30 → 2026-05-12 · 17 obs
○ 2026-04-30 15:27:04
● 2026-04-30 23:36:08
○ 2026-05-01 02:07:32
○ 2026-05-02 04:23:46
● 2026-05-03 03:44:26
○ 2026-05-03 04:16:06
● 2026-05-04 00:35:38
○ 2026-05-04 06:57:34
○ 2026-05-04 08:05:16
● 2026-05-05 01:55:44
○ 2026-05-05 08:01:36
○ 2026-05-05 22:13:10
● 2026-05-06 16:52:50
○ 2026-05-06 18:28:40
○ 2026-05-11 06:29:36
● 2026-05-12 23:21:10
● 2026-05-12 23:21:16
●A13.33.109.212026-04-30 → 2026-05-12 · 17 obs
○ 2026-04-30 15:27:04
● 2026-04-30 23:36:08
○ 2026-05-01 02:07:32
○ 2026-05-02 04:23:46
● 2026-05-03 03:44:26
○ 2026-05-03 04:16:06
● 2026-05-04 00:35:38
○ 2026-05-04 06:57:34
○ 2026-05-04 08:05:16
● 2026-05-05 01:55:44
○ 2026-05-05 08:01:36
○ 2026-05-05 22:13:10
● 2026-05-06 16:52:50
○ 2026-05-06 18:28:40
○ 2026-05-11 06:29:36
● 2026-05-12 23:21:10
● 2026-05-12 23:21:16
●A13.33.109.622026-04-30 → 2026-05-12 · 17 obs
○ 2026-04-30 15:27:04
● 2026-04-30 23:36:08
○ 2026-05-01 02:07:32
○ 2026-05-02 04:23:46
● 2026-05-03 03:44:26
○ 2026-05-03 04:16:06
● 2026-05-04 00:35:38
○ 2026-05-04 06:57:34
○ 2026-05-04 08:05:16
● 2026-05-05 01:55:44
○ 2026-05-05 08:01:36
○ 2026-05-05 22:13:10
● 2026-05-06 16:52:50
○ 2026-05-06 18:28:40
○ 2026-05-11 06:29:36
● 2026-05-12 23:21:10
● 2026-05-12 23:21:16
●A13.33.109.802026-04-30 → 2026-05-12 · 17 obs
○ 2026-04-30 15:27:04
● 2026-04-30 23:36:08
○ 2026-05-01 02:07:32
○ 2026-05-02 04:23:46
● 2026-05-03 03:44:26
○ 2026-05-03 04:16:06
● 2026-05-04 00:35:38
○ 2026-05-04 06:57:34
○ 2026-05-04 08:05:16
● 2026-05-05 01:55:44
○ 2026-05-05 08:01:36
○ 2026-05-05 22:13:10
● 2026-05-06 16:52:50
○ 2026-05-06 18:28:40
○ 2026-05-11 06:29:36
● 2026-05-12 23:21:10
● 2026-05-12 23:21:16
○A13.33.129.1092026-05-06 → 2026-05-06 · 4 obs
○ 2026-05-06 16:52:50
● 2026-05-06 18:28:40
○ 2026-05-07 04:30:52
○ 2026-05-12 23:21:16
○A13.33.129.82026-05-06 → 2026-05-06 · 4 obs
○ 2026-05-06 16:52:50
● 2026-05-06 18:28:40
○ 2026-05-07 04:30:52
○ 2026-05-12 23:21:16
○A13.33.129.922026-05-06 → 2026-05-06 · 4 obs
○ 2026-05-06 16:52:50
● 2026-05-06 18:28:40
○ 2026-05-07 04:30:52
○ 2026-05-12 23:21:16
○A13.33.129.962026-05-06 → 2026-05-06 · 4 obs
○ 2026-05-06 16:52:50
● 2026-05-06 18:28:40
○ 2026-05-07 04:30:52
○ 2026-05-12 23:21:16
○A54.230.201.22026-04-29 → 2026-05-11 · 18 obs
● 2026-04-29 20:59:44
● 2026-04-30 15:27:04
○ 2026-04-30 23:36:08
● 2026-05-01 02:07:32
● 2026-05-02 04:23:46
○ 2026-05-03 03:44:26
● 2026-05-03 04:16:06
○ 2026-05-04 00:35:38
● 2026-05-04 06:57:34
○ 2026-05-04 08:05:16
○ 2026-05-05 01:55:44
● 2026-05-05 08:01:36
○ 2026-05-05 13:35:48
○ 2026-05-06 18:28:40
● 2026-05-07 04:30:52
● 2026-05-11 06:29:36
○ 2026-05-12 23:21:10
○ 2026-05-12 23:21:16
○A54.230.201.72026-04-29 → 2026-05-11 · 18 obs
● 2026-04-29 20:59:44
● 2026-04-30 15:27:04
○ 2026-04-30 23:36:08
● 2026-05-01 02:07:32
● 2026-05-02 04:23:46
○ 2026-05-03 03:44:26
● 2026-05-03 04:16:06
○ 2026-05-04 00:35:38
● 2026-05-04 06:57:34
○ 2026-05-04 08:05:16
○ 2026-05-05 01:55:44
● 2026-05-05 08:01:36
○ 2026-05-05 13:35:48
○ 2026-05-06 18:28:40
● 2026-05-07 04:30:52
● 2026-05-11 06:29:36
○ 2026-05-12 23:21:10
○ 2026-05-12 23:21:16
○A54.230.201.922026-04-29 → 2026-05-11 · 18 obs
● 2026-04-29 20:59:44
● 2026-04-30 15:27:04
○ 2026-04-30 23:36:08
● 2026-05-01 02:07:32
● 2026-05-02 04:23:46
○ 2026-05-03 03:44:26
● 2026-05-03 04:16:06
○ 2026-05-04 00:35:38
● 2026-05-04 06:57:34
○ 2026-05-04 08:05:16
○ 2026-05-05 01:55:44
● 2026-05-05 08:01:36
○ 2026-05-05 13:35:48
○ 2026-05-06 18:28:40
● 2026-05-07 04:30:52
● 2026-05-11 06:29:36
○ 2026-05-12 23:21:10
○ 2026-05-12 23:21:16
○A54.230.201.962026-04-29 → 2026-05-11 · 18 obs
● 2026-04-29 20:59:44
● 2026-04-30 15:27:04
○ 2026-04-30 23:36:08
● 2026-05-01 02:07:32
● 2026-05-02 04:23:46
○ 2026-05-03 03:44:26
● 2026-05-03 04:16:06
○ 2026-05-04 00:35:38
● 2026-05-04 06:57:34
○ 2026-05-04 08:05:16
○ 2026-05-05 01:55:44
● 2026-05-05 08:01:36
○ 2026-05-05 13:35:48
○ 2026-05-06 18:28:40
● 2026-05-07 04:30:52
● 2026-05-11 06:29:36
○ 2026-05-12 23:21:10
○ 2026-05-12 23:21:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coa.registrydns.co, b.registrydns.co, c.registrydns.co, d.registrydns.co-
otsys.cons-683.awsdns-21.net, ns-1415.awsdns-48.org, ns-2043.awsdns-63.co.uk, ns-498.awsdns-62.com-

✅ Authoritative Response

Server:205.251.194.171

NS records: ns-683.awsdns-21.net, ns-1415.awsdns-48.org, ns-2043.awsdns-63.co.uk, ns-498.awsdns-62.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for otsys.co (unsigned zone)

⏱️ Timing

Total: 1109ms | Queries: -

📄 Records

TypeCountSample Data
A413.33.109.127, 13.33.109.80...
NS4ns-1415.awsdns-48.org, ns-2043.awsdns-63.co.uk...
MX1otsys-co.mail.protection.outlook.com (pr
TXT1v=spf1 include:spf.protection.outlook.co
SOA1ns-498.awsdns-62.com awsdns-hostmaster.a

Analysis

IP Addresses

otsys.co resolves to four IP numbers: 13.33.109.21, 13.33.109.62, 13.33.109.80 and 13.33.109.127.

Name Servers

otsys.co is delegated to four name servers: ns-498.awsdns-62.com, ns-683.awsdns-21.net, ns-1415.awsdns-48.org and ns-2043.awsdns-63.co.uk.

otsys.co at least partially shares name servers with other domains, for instance d2zthowj4fe1cx.cloudfront.net, bancobmgchip.com.br, global-foodfactory.jp, playwinningpoker.com and pokerstarskingscup.com.

These name servers are commonly used with ns-1785.awsdns-31.co.uk, ns-984.awsdns-59.net and ns-1366.awsdns-42.org.

Host names with two IP numbers:

Host name ns-498.awsdns-62.com points to: 2600:9000:5301:f200::1 and 205.251.193.242.

Host name ns-683.awsdns-21.net points to: 2600:9000:5302:ab00::1 and 205.251.194.171.

Host name ns-1415.awsdns-48.org points to: 2600:9000:5305:8700::1 and 205.251.197.135.

Host name ns-2043.awsdns-63.co.uk points to: 2600:9000:5307:fb00::1 and 205.251.199.251.

Mail Servers

otsys.co is handled by a single mail server, otsys-co.mail.protection.outlook.com.

Host name otsys-co.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c902::6, 2a01:111:f403:c91d::b, 2a01:111:f403:c922::2, 2a01:111:f403:f901::2, 52.101.9.21, 52.101.9.26, 52.101.41.3 and 52.101.41.28.