authserv.ca - dns.ninja
authserv.ca
| DNSSEC | ⚠️ Not signed | ||||||
| A | 72.51.8.118🇨🇦 APTUM72.51.8.0/22 Aptum Route Object | ||||||
| PTR | mail.authserv.ca | ||||||
| NS | ns2.tcns.com ⭐ | ||||||
| A | 72.51.8.118🇨🇦 APTUM72.51.8.0/22 Aptum Route Object | ||||||
| PTR | mail.authserv.ca | ||||||
| NS | ns3.tcns.com | ||||||
| A | 65.39.199.213🇨🇦 APTUM65.39.198.0/23 | ||||||
| PTR | ns3.tcns.com | ||||||
| MX | mail.authserv.ca ⭐ | ||||||
| A | 72.51.8.118🇨🇦 APTUM72.51.8.0/22 Aptum Route Object | ||||||
| PTR | mail.authserv.ca | ||||||
| TXT | google-site-verification=nEIrfGfkLNK_H8yD5g23R__9P5kSoc_N0v5v4k82fnU | ||||||
| TXT | v=spf1 mx a:mail.authserv.ca include:_spf.google.com include: mail.portanywhe... | ||||||
| SOA | ns2.tcns.compostmaster@tcns.com 2016-03-15 #23 | ||||||
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=2607171000 | ||||||
Subdomains
mail.authserv.ca |
Same first word
Similar names
DNS History
6 records (4 active, 2 former)
○NSns2.tcns.ca2016-12-16 → 2026-03-12 · 5 obs
● 2016-12-16 13:17:38
● 2026-03-12 05:42:50
○ 2026-03-25 14:36:52
○ 2026-07-17 10:45:52
●MXmail.authserv.ca2016-01-20 → 2026-07-17 · 5 obs
● 2026-05-30 15:05:30
○ 2026-06-06 04:25:14
● 2026-06-08 01:17:28
● 2026-07-17 10:45:52
○MXmail.tcns.com2016-01-20 → 2016-12-16 · 4 obs
● 2016-12-16 13:17:38
○ 2026-03-02 16:13:16
○ 2026-07-17 10:45:52
●A72.51.8.1182016-01-20 → 2026-07-17 · 5 obs
● 2026-05-30 15:05:30
○ 2026-06-06 04:25:14
● 2026-06-08 01:17:28
● 2026-07-17 10:45:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ca | c.ca-servers.ca, d.ca-servers.ca, j.ca-servers.ca, any.ca-servers.ca | - |
| authserv.ca | ns2.tcns.com, ns3.tcns.com | - |
✅ Authoritative Response
Server:65.39.199.213
NS records: ns2.tcns.com, ns3.tcns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for authserv.ca (unsigned zone)
⏱️ Timing
Total: 357ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 72.51.8.118 |
| NS | 2 | ns2.tcns.com, ns3.tcns.com |
| MX | 1 | mail.authserv.ca (pri: 5) |
| TXT | 2 | v=spf1 mx a:mail.authserv.ca include:_sp, google-site-verification=nEIrfGfkLNK_H8y |
| SOA | 1 | ns2.tcns.com postmaster.tcns.com |
Analysis
Hierarchy
authserv.ca is a parent domain of mail.authserv.ca.
IP Addresses
authserv.ca points to a single IP number: 72.51.8.118.
Additional host names — mail.ireland-engineering.on.ca, ulc.ca, archivalproducts.ca and two others — share IP numbers with authserv.ca.
Name Servers
authserv.ca is delegated to two name servers: ns2.tcns.com and ns3.tcns.com.
authserv.ca shares its name server setup with other domains, including stettin.ca, cls.ab.ca, mortgageshoppingmadeeasy.ca and two others.
authserv.ca shares at least some of its name servers with other domains, including cimbali.ca, nadm.ca, holycrossschool.mb.ca and two others.
These name servers are frequently paired with the name servers ns2.tcns.ca and services.tcns.com.
ns2.tcns.com and ns3.tcns.com each resolve to one IP number: ns2.tcns.com points to 72.51.8.118 and ns3.tcns.com points to 65.39.199.213.
Mail Servers
authserv.ca has one mail server: mail.authserv.ca.
authserv.ca shares the same mail server setup as other domains, including fenelon.ca, celgallery.com, g-20.ca and two others.
authserv.ca shares mail servers — at least in part — with other domains, including ireland-engineering.on.ca, wolfgang.ca, tcns.ca and two others.
These mail servers are frequently paired with the mail servers mail.tcns.com, mail.wolfgang.ca and mx.tcns.com.
mail.authserv.ca resolves to a single IP number: 72.51.8.118.