sdfs.ca - robtex.com
sdfs.ca
| DNSSEC | ⚠️ Not signed | ||||||
| A | 209.142.65.243🇺🇸 AS40476209.142.65.0/24 | ||||||
| PTR | coolcloud921.coolcom.com | ||||||
| NS | ns1.coolcom.com ⭐ | ||||||
| A | 209.142.66.205🇺🇸 AS40476209.142.66.0/24 Scala Hosting | ||||||
| PTR | ns1.coolcom.com | ||||||
| NS | ns2.coolcom.com | ||||||
| A | 130.51.180.99🇺🇸 TierPoint130.51.180.0/24 Scala Hosting LLC | ||||||
| PTR | ns2.coolcom.com | ||||||
| MX | mail.sdfs.ca ⭐ | ||||||
| A | 209.142.65.243🇺🇸 AS40476209.142.65.0/24 | ||||||
| PTR | coolcloud921.coolcom.com | ||||||
| TXT | v=spf1 +a +mx +ip4:209.142.65.243 -all | ||||||
| SOA | ns1.coolcom.comadmin@sdfs.ca 2022-08-25 #1 | ||||||
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=2604130000 | ||||||
Subdomains
mail.sdfs.ca |
Same first word
Similar names
DNS History
8 records (4 active, 4 former)
●NSns1.coolcom.com2026-03-30 → 2026-04-13 · 3 obs
● 2026-03-30 10:47:42
● 2026-04-13 00:58:24
●NSns2.coolcom.com2026-03-30 → 2026-04-13 · 3 obs
● 2026-03-30 10:47:42
● 2026-04-13 00:58:24
○NSns7.coolcom.com2020-02-02 → 2021-01-11 · 4 obs
● 2021-01-11 09:09:02
○ 2026-03-30 10:47:42
○ 2026-04-13 00:58:24
○NSns77.coolcom.com2020-02-02 → 2021-01-11 · 4 obs
● 2021-01-11 09:09:02
○ 2026-03-30 10:47:42
○ 2026-04-13 00:58:24
○NSns777.coolcom.com2020-02-02 → 2021-01-11 · 4 obs
● 2021-01-11 09:09:02
○ 2026-03-30 10:47:42
○ 2026-04-13 00:58:24
●MXmail.sdfs.ca2020-02-02 → 2026-04-13 · 2 obs
● 2026-04-13 00:58:24
○A199.103.60.372020-02-02 → 2021-01-11 · 4 obs
● 2021-01-11 09:09:02
○ 2026-03-30 10:47:42
○ 2026-04-13 00:58:24
●A209.142.65.2432026-03-30 → 2026-04-13 · 3 obs
● 2026-03-30 10:47:42
● 2026-04-13 00:58:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ca | c.ca-servers.ca, d.ca-servers.ca, j.ca-servers.ca, any.ca-servers.ca | - |
| sdfs.ca | ns1.coolcom.com, ns2.coolcom.com | - |
✅ Authoritative Response
Server:130.51.180.99
NS records: ns1.coolcom.com, ns2.coolcom.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sdfs.ca (unsigned zone)
⏱️ Timing
Total: 457ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 209.142.65.243 |
| NS | 2 | ns1.coolcom.com, ns2.coolcom.com |
| MX | 1 | mail.sdfs.ca (pri: 0) |
| TXT | 1 | v=spf1 +a +mx +ip4:209.142.65.243 -all |
| SOA | 1 | ns1.coolcom.com admin.sdfs.ca |
Analysis
Hierarchy
The parent of mail.sdfs.ca is sdfs.ca.
IP Addresses
sdfs.ca points to a single IP number: 209.142.65.243.
Other host names, for instance usaru.com, rayport.ca, mail.lynnemillardesign.com, magellanlaw.com and nordmann.ca share IP numbers with sdfs.ca.
Name Servers
sdfs.ca is delegated to two name servers: ns1.coolcom.com and ns2.coolcom.com.
sdfs.ca uses the same name server setup as other domains, for instance cjarchives.ca, interact.mb.ca, arcrealty.ca, runoff.com and devenney.ca.
sdfs.ca shares name servers with other domains at least partially, for instance wfsystems.ca, arodalontario.com, dangeroustrees.ca, cilek.ca and performancecontracting.ca.
these name servers are often used together with the name servers ns7.coolcom.com.
Host names with one IP number:
ns1.coolcom.com points to: 209.142.66.205.
ns2.coolcom.com points to: 130.51.180.99.
Mail Servers
The mail server for sdfs.ca is mail.sdfs.ca.
Host name mail.sdfs.ca resolves to IP 209.142.65.243.