heavycomputing.ca - dns.ninja
heavycomputing.ca
| DNSSEC | ⚠️ Not signed | ||||||
| A | 199.27.180.164🇨🇦 FIDALIA-AS199.27.180.0/24 | ||||||
| PTR | vinson.sizone.org | ||||||
| NS | ns1.sizone.org ⭐ | ||||||
| A | 199.27.180.163🇨🇦 FIDALIA-AS199.27.180.0/24 | ||||||
| PTR | ns1.sizone.org | ||||||
| NS | ns3.heavycomputing.ca | ||||||
| A | 107.22.246.44🇺🇸 Amazon107.22.0.0/16 EC2 IAD prefix | ||||||
| PTR | ec2-107-22-246-44.compute-1.amazonaws.com | ||||||
| MX | cornice.sizone.org ⭐ | ||||||
| A | 199.27.180.150🇨🇦 FIDALIA-AS199.27.180.0/24 | ||||||
| PTR | cornice.sizone.org | ||||||
| MX | smtp2.heavycomputing.ca(20) | ||||||
| A | 107.22.246.44🇺🇸 Amazon107.22.0.0/16 EC2 IAD prefix | ||||||
| PTR | ec2-107-22-246-44.compute-1.amazonaws.com | ||||||
| TXT | google-site-verification=0G_U1TRGLLlb_5nZGWQsAcuIEDAduRA4ilLFsFB0i40 | ||||||
| TXT | google-site-verification=KYm7nVglQEQ0QpFfDU57E4z9Z-axKJu3tGRokTiR73c | ||||||
| TXT | v=spf1 +a +mx +ip4:199.27.180.150 +ip4:199.27.180.165 +a:zimbra88.hc1.ca -all | ||||||
| TXT | v=DMARC1; p=none; rua=mailto:kc_dmarc-hs822@sizone.org | ||||||
| SOA | ns1.sizone.orghostmaster@heavycomputing.ca 2026-06-25 #0 | ||||||
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=2608031700 | ||||||
Subdomains
tor.heavycomputing.ca |
vinson.heavycomputing.ca |
mail.heavycomputing.ca |
smtp2.heavycomputing.ca |
ns3.heavycomputing.ca |
static.heavycomputing.ca |
pilot.heavycomputing.ca |
ns1.heavycomputing.ca |
smtp1.heavycomputing.ca |
vs.heavycomputing.ca |
smtp.heavycomputing.ca |
zabbix.heavycomputing.ca |
zimbra.heavycomputing.ca |
Same first word
heavycomputing.ca |
heavycomputing.com |
DNS History
12 records (5 active, 7 former)
○NSns1.heavycomputing.ca2009-01-30 → 2017-08-07 · 4 obs
● 2017-08-07 17:10:30
○ 2026-02-25 06:51:52
○ 2026-08-03 17:21:02
●NSns1.sizone.org2015-08-05 → 2026-08-03 · 3 obs
● 2015-08-05 03:21:48
● 2026-08-03 17:21:02
○NSns2.sizone.org2009-01-30 → 2009-01-30 · 3 obs
○ 2015-08-05 03:21:48
○ 2026-08-03 17:21:02
●NSns3.heavycomputing.ca2009-01-30 → 2026-08-03 · 2 obs
● 2026-08-03 17:21:02
●MXcornice.sizone.org2016-04-12 → 2026-08-03 · 8 obs
● 2016-04-12 16:53:20
● 2026-06-07 13:03:26
○ 2026-06-13 22:39:38
● 2026-06-14 10:08:30
○ 2026-07-25 20:28:08
● 2026-07-26 08:12:48
● 2026-08-03 17:21:02
○MXmail.eicat.ca2009-01-30 → 2009-01-30 · 3 obs
○ 2015-08-05 03:21:48
○ 2026-08-03 17:21:02
○MXsmtp.heavycomputing.ca2009-01-30 → 2009-01-30 · 3 obs
○ 2015-08-05 03:21:48
○ 2026-08-03 17:21:02
○MXsmtp.sizone.org2009-01-30 → 2009-01-30 · 3 obs
○ 2015-08-05 03:21:48
○ 2026-08-03 17:21:02
○MXsmtp1.heavycomputing.ca2015-08-05 → 2016-01-28 · 5 obs
● 2015-08-05 03:21:48
● 2016-01-28 12:14:32
○ 2016-04-12 16:53:20
○ 2026-08-03 17:21:02
●MXsmtp2.heavycomputing.ca2009-01-30 → 2026-08-03 · 7 obs
● 2026-06-07 13:03:26
○ 2026-06-13 22:39:38
● 2026-06-14 10:08:30
○ 2026-07-25 20:28:08
● 2026-07-26 08:12:48
● 2026-08-03 17:21:02
●A199.27.180.1642015-08-05 → 2026-08-03 · 8 obs
● 2015-08-05 03:21:48
● 2026-06-07 13:03:26
○ 2026-06-13 22:39:38
● 2026-06-14 10:08:30
○ 2026-07-25 20:28:08
● 2026-07-26 08:12:48
● 2026-08-03 17:21:02
○A67.196.137.1632009-01-30 → 2009-01-30 · 3 obs
○ 2015-08-05 03:21:48
○ 2026-08-03 17:21:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ca | d.ca-servers.ca, c.ca-servers.ca, any.ca-servers.ca, j.ca-servers.ca | - |
| heavycomputing.ca | ns1.sizone.org, ns3.heavycomputing.ca | 1 record |
✅ Authoritative Response
Server:107.22.246.44
NS records: ns1.sizone.org, ns3.heavycomputing.ca
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for heavycomputing.ca (unsigned zone)
⏱️ Timing
Total: 647ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 199.27.180.164 |
| NS | 2 | ns1.sizone.org, ns3.heavycomputing.ca |
| MX | 2 | smtp2.heavycomputing.ca (pri: 20), cornice.sizone.org (pri: 10) |
| TXT | 4 | v=spf1 +a +mx +ip4:199.27.180.150 +ip4:1, v=DMARC1; p=none; rua=mailto:kc_dmarc-hs... |
| SOA | 1 | ns1.sizone.org hostmaster.heavycomputing |
📌 Glue Records Collected
Total: 1
In-bailiwick: 1 (ns3.heavycomputing.ca)
Analysis
Hierarchy
heavycomputing.ca serves as parent to tor.heavycomputing.ca, vinson.heavycomputing.ca, mail.heavycomputing.ca, smtp2.heavycomputing.ca, ns3.heavycomputing.ca along with a few other host names.
IP Addresses
heavycomputing.ca resolves to just one IP address, 199.27.180.164.
Two other host names, along with movieaddict.ca, vinson.heavycomputing.ca and mail.heavycomputing.ca, also share IP numbers with heavycomputing.ca.
Name Servers
heavycomputing.ca is served by two delegated name servers, ns3.heavycomputing.ca and ns1.sizone.org.
heavycomputing.ca shares its NS records with other domains, for example zimbra.pianosupplies.com, airfarce.org, onlyifit.com and two others.
heavycomputing.ca has at least partial name server overlap with other domains, such as ntgi.ca, ntgi.net, mi-world.ca and two others.
These name servers tend to appear together with the name servers ns1.ntgclarity.com, quantum.ntgi.net and ns2.sizone.org.
ns3.heavycomputing.ca directs to 107.22.246.44 and ns1.sizone.org directs to 199.27.180.163; each host name points to exactly one IP number.
Mail Servers
heavycomputing.ca is served by two mail servers, smtp2.heavycomputing.ca and cornice.sizone.org.
Mail server setup for heavycomputing.ca matches that of other domains, among them hc1.ca.
There is at least a partial MX overlap between heavycomputing.ca and other domains, including rgptoronto.ca, airfarce.org, pianosupplies.com and two others.
These mail servers tend to appear together with the mail servers smtp1.heavycomputing.ca, mx.a.hostedemail.com and mx-caprica.easydns.com.
smtp2.heavycomputing.ca directs to 107.22.246.44 and cornice.sizone.org directs to 199.27.180.150; each host name points to exactly one IP number.