sysi.co.uk - robtex.com
sysi.co.uk
co.uk
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dns1.nic.uk ⭐ ⚠️ Not in parent delegation | ||||||
| NS | dns2.nic.uk ⚠️ Not in parent delegation | ||||||
| NS | dns3.nic.uk ⚠️ Not in parent delegation | ||||||
| NS | dns4.nic.uk ⚠️ Not in parent delegation | ||||||
| NS | nsa.nic.uk ⚠️ Not in parent delegation | ||||||
| NS | nsb.nic.uk ⚠️ Not in parent delegation | ||||||
| NS | nsc.nic.uk ⚠️ Not in parent delegation | ||||||
| NS | nsd.nic.uk ⚠️ Not in parent delegation | ||||||
| SOA | dns1.nic.ukhostmaster@nominet.org.uk serial=1785193229 | ||||||
rank #3515 in the tld
WOT: SAFE (74/100)
Same first word
sysi.co.jp |
sysi.co.uk |
sysi.com |
sysi.es |
sysi.ru |
sysi.org |
sysi.com.cn |
sysi.com.br |
sysi.com.tw |
sysi.de |
sysi.or.th |
Similar names
DNS History
9 records (9 active, 0 former)
●NSns-1028.awsdns-00.org2026-06-16 → 2026-07-27 · 2 obs
● 2026-07-27 23:35:38
●NSns-105.awsdns-13.com2026-06-16 → 2026-07-27 · 2 obs
● 2026-07-27 23:35:38
●NSns-2001.awsdns-58.co.uk2026-06-16 → 2026-07-27 · 2 obs
● 2026-07-27 23:35:38
●NSns-945.awsdns-54.net2026-06-16 → 2026-07-27 · 2 obs
● 2026-07-27 23:35:38
●MXsysi-co-uk.mail.protection.outlook.com2026-06-16 → 2026-07-27 · 2 obs
● 2026-07-27 23:35:38
●A198.185.159.1442026-06-16 → 2026-07-27 · 2 obs
● 2026-07-27 23:35:38
●A198.185.159.1452026-06-16 → 2026-07-27 · 2 obs
● 2026-07-27 23:35:38
●A198.49.23.1442026-06-16 → 2026-07-27 · 2 obs
● 2026-07-27 23:35:38
●A198.49.23.1452026-06-16 → 2026-07-27 · 2 obs
● 2026-07-27 23:35:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| uk | nsa.nic.uk, nsb.nic.uk, nsc.nic.uk, nsd.nic.uk... | - |
| sysi.co.uk | ns-105.awsdns-13.com, ns-945.awsdns-54.net, ns-1028.awsdns-00.org, ns-2001.awsdns-58.co.uk | - |
✅ Authoritative Response
Server:205.251.192.105
NS records: ns-105.awsdns-13.com, ns-945.awsdns-54.net, ns-1028.awsdns-00.org, ns-2001.awsdns-58.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sysi.co.uk (unsigned zone)
⏱️ Timing
Total: 413ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 4 | 198.49.23.145, 198.185.159.144... |
| NS | 4 | ns-1028.awsdns-00.org, ns-105.awsdns-13.com... |
| MX | 1 | sysi-co-uk.mail.protection.outlook.com ( |
| TXT | 5 | B3cv97fEPl7qZxJI2T3R4NrXo/WpVdCNMmvdgkCI, atlassian-domain-verification=BMLBtFnoYH... |
| SOA | 1 | ns-1028.awsdns-00.org awsdns-hostmaster. |
Analysis
IP Addresses
sysi.co.uk resolves to four IP addresses: 198.49.23.144, 198.49.23.145, 198.185.159.144 and 198.185.159.145.
Among the host names that share IP numbers with sysi.co.uk are listeningwhilemuslim.com, ozoneinvitational.com, orbitamusic.com and two others.
Name Servers
The domain sysi.co.uk is delegated to these four name servers: ns-105.awsdns-13.com, ns-945.awsdns-54.net, ns-1028.awsdns-00.org and ns-2001.awsdns-58.co.uk.
sysi.co.uk shares at least some of its name servers with other domains, including axetrading.com, andersonfhs.com, suretrack.co.uk and two others.
These name servers are frequently paired with the name servers ns-866.awsdns-44.net, ns-407.awsdns-50.com and ns-1281.awsdns-32.org.
The host names ns-105.awsdns-13.com, ns-945.awsdns-54.net, ns-1028.awsdns-00.org and ns-2001.awsdns-58.co.uk each resolve to two IP addresses: ns-105.awsdns-13.com resolves to 205.251.192.105 and 2600:9000:5300:6900::1; ns-945.awsdns-54.net resolves to 205.251.195.177 and 2600:9000:5303:b100::1; ns-1028.awsdns-00.org resolves to 205.251.196.4 and 2600:9000:5304:400::1; ns-2001.awsdns-58.co.uk resolves to 205.251.199.209 and 2600:9000:5307:d100::1.
Mail Servers
sysi.co.uk routes its mail through a single mail server, sysi-co-uk.mail.protection.outlook.com.
sysi-co-uk.mail.protection.outlook.com directs to 8 IP numbers, including 52.101.68.5, 52.101.68.12 and 52.101.73.12, along with 5 other.