othc.ca - dns.ninja
othc.ca
| DNSSEC | ⚠️ Not signed | ||||||
| A | 173.254.52.105🇺🇸 EIGI173.254.52.0/22 | ||||||
| PTR | 173-254-52-105.unifiedlayer.com | ||||||
| NS | ns1.mdnsservice.com ⭐ | ||||||
| A | 2604:4000:0:d:216:40:47:18🇨🇦 TUCOWS2604:4000::/48 -BRA-IPV6-BLK1.1/NET-2604:4000 | ||||||
| PTR | ns1.mdnsservice.com | ||||||
| A | 216.40.47.18🇨🇦 TUCOWS216.40.47.0/24 -BRA-BLK1.4/NET-216-40-47-0 | ||||||
| PTR | ns1.mdnsservice.com | ||||||
| NS | ns2.mdnsservice.com | ||||||
| A | 2604:4000:2800:d:64:99:148:11🇨🇦 TUCOWS-32604:4000:2800::/37 Tucows.com Co. | ||||||
| PTR | ns2.mdnsservice.com | ||||||
| A | 64.98.148.11🇨🇦 TUCOWS-364.98.144.0/20 Tucows.com Co. | ||||||
| PTR | ns2.mdnsservice.com | ||||||
| NS | ns3.mdnsservice.com | ||||||
| A | 2604:4000:0:d:64:99:96:34🇨🇦 TUCOWS2604:4000::/48 -BRA-IPV6-BLK1.1/NET-2604:4000 | ||||||
| PTR | ns3.mdnsservice.com | ||||||
| A | 64.99.96.34🇨🇦 TUCOWS64.99.96.0/24 -BRA-BLK2.7.2 | ||||||
| PTR | ns3.mdnsservice.com | ||||||
| MX | othc.ca ⭐ | ||||||
| A | 173.254.52.105🇺🇸 EIGI173.254.52.0/22 | ||||||
| PTR | 173-254-52-105.unifiedlayer.com | ||||||
| MX | 173.254.52.105(5) | ||||||
| SOA | ns1.mdnsservice.comhostmaster@mdnsservice.com serial=2790037203 | ||||||
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=2608011730 | ||||||
MX for
othc.ca |
Subdomains
Same first word
Similar names
DNS History
7 records (6 active, 1 former)
●NSns1.mdnsservice.com2015-06-05 → 2026-08-01 · 2 obs
● 2026-08-01 18:07:16
●NSns2.mdnsservice.com2015-06-05 → 2026-08-01 · 2 obs
● 2026-08-01 18:07:16
●NSns3.mdnsservice.com2015-06-05 → 2026-08-01 · 2 obs
● 2026-08-01 18:07:16
●MX173.254.52.1052015-06-05 → 2026-08-01 · 5 obs
○ 2015-10-20 01:42:02
○ 2016-12-30 00:31:52
● 2026-03-15 12:07:08
● 2026-08-01 18:07:16
○MX173.254.52.1052015-10-20 → 2016-12-30 · 5 obs
● 2015-10-20 01:42:02
● 2016-12-30 00:31:52
○ 2026-03-15 12:07:08
○ 2026-08-01 18:07:16
●MXothc.ca2026-03-15 → 2026-08-01 · 3 obs
● 2026-03-15 12:07:08
● 2026-08-01 18:07:16
●A173.254.52.1052015-06-05 → 2026-08-01 · 2 obs
● 2026-08-01 18:07:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ca | c.ca-servers.ca, d.ca-servers.ca, j.ca-servers.ca, any.ca-servers.ca | - |
| othc.ca | ns1.mdnsservice.com, ns2.mdnsservice.com, ns3.mdnsservice.com | - |
✅ Authoritative Response
Server:64.99.96.34
NS records: ns1.mdnsservice.com, ns2.mdnsservice.com, ns3.mdnsservice.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for othc.ca (unsigned zone)
⏱️ Timing
Total: 302ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 173.254.52.105 |
| NS | 3 | ns1.mdnsservice.com, ns2.mdnsservice.com... |
| MX | 2 | 173.254.52.105 (pri: 5), othc.ca (pri: 0) |
| SOA | 1 | ns1.mdnsservice.com hostmaster.mdnsservi |
Analysis
Hierarchy
The parent domain of ns1.othc.ca and ns2.othc.ca is othc.ca.
Mail Server Role
The MX record for othc.ca points back to othc.ca — it is its own mail server.
173.254.52.105 and othc.ca are commonly paired as mail servers.
IP Addresses
othc.ca directs to one IP number, which is 173.254.52.105.
Other host names, among them 173-254-52-105.unifiedlayer.com and cashandcarry.ns.ca, have IP numbers in common with othc.ca.
Name Servers
othc.ca has three name servers — ns1.mdnsservice.com, ns2.mdnsservice.com and ns3.mdnsservice.com.
At least some of othc.ca's name servers are shared with other domains, for example tygart.net, dreisbach.net, zybersoft.net.emailmx.com and two more.
These name servers tend to be deployed in combination with the name servers ns1.mailbank.com and ns2.mailbank.com.
Each of ns1.mdnsservice.com, ns2.mdnsservice.com and ns3.mdnsservice.com points to two IP numbers. ns1.mdnsservice.com points to 216.40.47.18 and 2604:4000:0:d:216:40:47:18. ns2.mdnsservice.com points to 64.98.148.11 and 2604:4000:2800:d:64:99:148:11. ns3.mdnsservice.com points to 64.99.96.34 and 2604:4000:0:d:64:99:96:34.
Mail Servers
Mail for othc.ca is routed through two mail servers — othc.ca and 173.254.52.105.
Hosts that resolve to one IP address:
othc.ca resolves to 173.254.52.105.