usborne.ca - robtex.com
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usborne.ca
ca
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | prd-czp-05.corp.cira.ca ⭐ 🔒 | ||||||
| NS | any.ca-servers.ca 🔒 | ||||||
| NS | c.ca-servers.ca 🔒 | ||||||
| NS | d.ca-servers.ca 🔒 | ||||||
| NS | j.ca-servers.ca 🔒 | ||||||
| SOA | prd-czp-05.corp.cira.caadmin-dns@cira.ca serial=2602170100 | ||||||
Up
fr.usborne.ca |
Same first word
usborne.es |
usborne.com |
usborne.sg |
usborne.ca |
usborne.org.uk |
usborne.co.uk |
usborne.dev |
usborne.de |
usborne.biz |
usborne.ru |
usborne.com.br |
usborne.com.my |
Similar names
DNS History
9 records (4 active, 5 former)
●NSarch.ns.cloudflare.com2026-02-19 → 2026-02-19 · 2 obs
● 2026-02-19 05:50:48
●NSkatja.ns.cloudflare.com2026-02-19 → 2026-02-19 · 2 obs
● 2026-02-19 05:50:48
○NSns2.intermedia.net2015-05-26 → 2017-02-07 · 3 obs
● 2017-02-07 11:40:16
○ 2026-02-19 05:50:48
○NSns3.intermedia.net2015-05-26 → 2017-02-07 · 3 obs
● 2017-02-07 11:40:16
○ 2026-02-19 05:50:48
○MXsmtp3.myonlinedata.net2015-05-26 → 2017-02-07 · 3 obs
● 2017-02-07 11:40:16
○ 2026-02-19 05:50:48
●MXusborne-ca.mail.protection.outlook.com2026-02-19 → 2026-02-19 · 2 obs
● 2026-02-19 05:50:48
●A51.11.0.972026-02-19 → 2026-02-19 · 2 obs
● 2026-02-19 05:50:48
○A91.213.164.1972015-12-30 → 2017-02-07 · 4 obs
● 2015-12-30 07:58:12
● 2017-02-07 11:40:16
○ 2026-02-19 05:50:48
○A91.213.164.2102015-05-26 → 2015-10-20 · 4 obs
● 2015-10-20 18:51:24
○ 2015-12-30 07:58:12
○ 2026-02-19 05:50:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| usborne.ca | arch.ns.cloudflare.com, katja.ns.cloudflare.com | - |
✅ Authoritative Response
Server: 173.245.59.68
NS records: arch.ns.cloudflare.com, katja.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for usborne.ca (unsigned zone)
⏱️ Timing
Total: 140ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 51.11.0.97 |
| NS | 2 | arch.ns.cloudflare.com, katja.ns.cloudflare.com |
| MX | 1 | usborne-ca.mail.protection.outlook.com ( |
| TXT | 4 | 0ed1fe018a425c5f59ea13446197a52669a6135f, MS=ms30629990... |
| SOA | 1 | arch.ns.cloudflare.com dns.cloudflare.co |
AI analysis
fr.usborne.ca has usborne.ca as its parent.
usborne.ca maps to IP address 51.11.0.97.
Two name servers arch.ns.cloudflare.com and katja.ns.cloudflare.com are delegated to usborne.ca.
usborne.ca uses the same name server configuration as other domains, such as vsematrasy-spb.ru, hulwor.info, usborne.com.br, uexl.org and memphischildrens.org.
usborne.ca at least partially shares name servers with other domains such as markosullivan.ca, racemap.de, bou-api.com, heretrust.com and constructorweb.es.
These name servers are commonly used alongside emerson.ns.cloudflare.com, gene.ns.cloudflare.com and chin.ns.cloudflare.com.
Host names with six IP numbers: Host name arch.ns.cloudflare.com points to 2606:4700:58::adf5:3b44, 2803:f800:50::6ca2:c144, 2a06:98c1:50::ac40:2144, 108.162.193.68, 172.64.33.68 and 173.245.59.68; host name katja.ns.cloudflare.com points to 2606:4700:50::a29f:2635, 2803:f800:50::6ca2:c235, 2a06:98c1:50::ac40:2235, 108.162.194.53, 162.159.38.53 and 172.64.34.53.
usborne.ca is handled by a single mail server, usborne-ca.mail.protection.outlook.com.