corelan.com - dns.ninja
corelan.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dnsone1.symprod.com ⭐ | ||||||
| A | 10.229.70.27 | ||||||
| NS | dnsone3.symprod.com ⚠️ Not in parent delegation | ||||||
| A | 10.249.70.27 | ||||||
| NS | ns.infoshare.net | ||||||
| A | 205.189.242.24🇨🇦 AS10329205.189.242.0/24 | ||||||
| PTR | ns.infoshare.net | ||||||
| NS | ns2.infoshare.net | ||||||
| A | 205.189.240.3🇨🇦 AS10329205.189.240.0/24 | ||||||
| PTR | ns2.infoshare.net | ||||||
| MX | mr1.symcor.com ⭐ | ||||||
| A | 205.189.240.46🇨🇦 AS10329205.189.240.0/24 | ||||||
| PTR | mr1.symcor.com | ||||||
| MX | mr2.symcor.com ⭐ | ||||||
| A | 205.189.242.12🇨🇦 AS10329205.189.242.0/24 | ||||||
| PTR | mr2.symcor.com | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | dnsone1.symprod.complease_set_email@absolutely.nowhere serial=55 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1783144976 | ||||||
Subdomains
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSdnsone1.symprod.com2015-06-08 → 2026-07-04 · 10 obs
● 2026-02-18 08:05:54
○ 2026-02-18 18:58:28
● 2026-02-20 18:49:48
● 2026-04-03 09:21:32
○ 2026-04-05 08:19:42
● 2026-04-12 11:32:32
○ 2026-04-12 21:20:18
● 2026-05-25 08:16:02
● 2026-07-04 06:16:38
●NSdnsone3.symprod.com2026-02-18 → 2026-07-04 · 3 obs
● 2026-02-18 08:05:54
● 2026-07-04 06:16:38
●NSns.infoshare.net2015-06-08 → 2026-07-04 · 2 obs
● 2026-07-04 06:16:38
●NSns2.infoshare.net2015-06-08 → 2026-07-04 · 2 obs
● 2026-07-04 06:16:38
●MXmr1.symcor.com2015-06-08 → 2026-07-04 · 2 obs
● 2026-07-04 06:16:38
●MXmr2.symcor.com2015-06-08 → 2026-07-04 · 2 obs
● 2026-07-04 06:16:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| corelan.com | ns.infoshare.net, ns2.infoshare.net | - |
✅ Authoritative Response
Server:205.189.242.24
NS records: ns.infoshare.net, ns2.infoshare.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for corelan.com (unsigned zone)
⏱️ Timing
Total: 387ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | dnsone3.symprod.com, ns2.infoshare.net... |
| MX | 2 | mr2.symcor.com (pri: 5), mr1.symcor.com (pri: 5) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | dnsone3.symprod.com please_set_email.abs |
Analysis
Hierarchy
bilbo.corelan.com and pix.corelan.com each fall under corelan.com as their parent domain.
Name Servers
The NS records for corelan.com point to four name servers: dnsone1.symprod.com, dnsone3.symprod.com, ns2.infoshare.net and ns.infoshare.net.
corelan.com has at least partial name server overlap with other domains, such as symcor.ca, dev.symcor.com, eapcoptin.com and two others.
It is common to find these name servers paired with the name servers desjardins.cor.ext.symcor.com.
The hosts dnsone1.symprod.com, dnsone3.symprod.com, ns2.infoshare.net and ns.infoshare.net all resolve to exactly one IP address each: 10.229.70.27, 10.249.70.27, 205.189.240.3 and 205.189.242.24 respectively.
Mail Servers
corelan.com is served by two mail servers, mr1.symcor.com and mr2.symcor.com.
Among the domains sharing a mail server setup with corelan.com are ejets.symcor.com, symcor.com, client.infoshare.net and two others.
The mail servers of corelan.com overlap at least partially with those of other domains, including 2a.optuscorp.com, *.optuscorp.com and optuscorp.com.
These mail servers often co-occur with the mail servers smtp.optuscorp.com.
mr1.symcor.com directs to 205.189.240.46 and mr2.symcor.com directs to 205.189.242.12; each host name points to exactly one IP number.