predef.ca - dns.ninja
predef.ca
| DNSSEC | ⚠️ Not signed | ||||||
| A | 63.236.93.21🇺🇸 AS20963.224.0.0/12 | ||||||
| NS | edns4.ultradns.com ⭐ | ||||||
| A | 2001:502:f3ff::204🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar | ||||||
| PTR | edns4.ultradns.com | ||||||
| A | 204.74.66.4🇺🇸 MAINT-ID-12008204.74.66.0/24 Neustar | ||||||
| PTR | edns4.ultradns.com | ||||||
| NS | edns4.ultradns.biz | ||||||
| A | 2610:a1:1015::204🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar | ||||||
| PTR | edns4.ultradns.biz | ||||||
| A | 204.74.67.4🇺🇸 MAINT-ID-12008204.74.67.0/24 Neustar | ||||||
| PTR | edns4.ultradns.biz | ||||||
| NS | edns4.ultradns.net | ||||||
| A | 2610:a1:1014::204🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar | ||||||
| PTR | edns4.ultradns.net | ||||||
| A | 204.74.110.4🇺🇸 MAINT-ID-12008204.74.110.0/24 Neustar | ||||||
| PTR | edns4.ultradns.net | ||||||
| NS | edns4.ultradns.org | ||||||
| A | 2001:502:4612::204🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar | ||||||
| PTR | edns4.ultradns.org | ||||||
| A | 204.74.111.4🇺🇸 MAINT-ID-12008204.74.111.0/24 Neustar | ||||||
| PTR | edns4.ultradns.org | ||||||
| SOA | edns4.ultradns.compremiumdns@support.neustar 2019-09-10 #72 | ||||||
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=2607301030 | ||||||
Same first word
Similar names
DNS History
8 records (5 active, 3 former)
○NSa1.verisigndns.com2015-07-10 → 2017-11-19 · 4 obs
● 2017-11-19 05:02:56
○ 2021-04-11 15:51:12
○ 2026-07-30 11:21:16
○NSa2.verisigndns.com2015-07-10 → 2017-11-19 · 4 obs
● 2017-11-19 05:02:56
○ 2021-04-11 15:51:12
○ 2026-07-30 11:21:16
○NSa3.verisigndns.com2015-07-10 → 2017-11-19 · 4 obs
● 2017-11-19 05:02:56
○ 2021-04-11 15:51:12
○ 2026-07-30 11:21:16
●NSedns4.ultradns.biz2021-04-11 → 2026-07-30 · 3 obs
● 2021-04-11 15:51:12
● 2026-07-30 11:21:16
●NSedns4.ultradns.com2021-04-11 → 2026-07-30 · 3 obs
● 2021-04-11 15:51:12
● 2026-07-30 11:21:16
●NSedns4.ultradns.net2021-04-11 → 2026-07-30 · 3 obs
● 2021-04-11 15:51:12
● 2026-07-30 11:21:16
●NSedns4.ultradns.org2021-04-11 → 2026-07-30 · 3 obs
● 2021-04-11 15:51:12
● 2026-07-30 11:21:16
●A63.236.93.212015-07-10 → 2026-07-30 · 2 obs
● 2026-07-30 11:21:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ca | any.ca-servers.ca, d.ca-servers.ca, c.ca-servers.ca, j.ca-servers.ca | - |
| predef.ca | edns4.ultradns.biz, edns4.ultradns.org, edns4.ultradns.net, edns4.ultradns.com | - |
✅ Authoritative Response
Server:204.74.110.4
NS records: edns4.ultradns.biz, edns4.ultradns.org, edns4.ultradns.net, edns4.ultradns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for predef.ca (unsigned zone)
⏱️ Timing
Total: 639ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 63.236.93.21 |
| NS | 4 | edns4.ultradns.biz, edns4.ultradns.com... |
| SOA | 1 | edns4.ultradns.com premiumdns.support.ne |
Analysis
IP Addresses
predef.ca points to a single IP number: 63.236.93.21.
Additional host names — bovinevaccines.com, excenel.net, respisureone.com and two others — share IP numbers with predef.ca.
Name Servers
predef.ca has four authoritative name servers: edns4.ultradns.biz, edns4.ultradns.com, edns4.ultradns.net and edns4.ultradns.org.
predef.ca shares at least some of its name servers with other domains, including xn--u9j2g3b3jwa9502h.com, ascensusenews.com, thinkaction.com and two others.
These name servers are frequently seen alongside epla1.corpnamesvcs.com, epla2.corpnamesvcs.com, ns55.ultradns2.com and 3 other name servers.
The host names edns4.ultradns.biz, edns4.ultradns.com, edns4.ultradns.net and edns4.ultradns.org each resolve to two IP addresses: edns4.ultradns.biz resolves to 204.74.67.4 and 2610:a1:1015::204; edns4.ultradns.com resolves to 204.74.66.4 and 2001:502:f3ff::204; edns4.ultradns.net resolves to 204.74.110.4 and 2610:a1:1014::204; edns4.ultradns.org resolves to 204.74.111.4 and 2001:502:4612::204.