rensys.com - dns.ninja
rensys.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 139.94.145.98🇺🇸 ICTX-AS139.94.144.0/20 | ||||||
| NS | ns17.worldnic.com ⭐ | ||||||
| A | 162.159.26.214Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns18.worldnic.com | ||||||
| A | 162.159.27.150Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| MX | mail2.rensys.com ⭐ | ||||||
| A | 75.148.228.179🇺🇸 COMCAST-IBONE75.144.0.0/13 Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054 | ||||||
| PTR | 75-148-228-179-houston.hfc.comcastbusiness.net | ||||||
| MX | rensys.com ⭐ | ||||||
| A | 139.94.145.98🇺🇸 ICTX-AS139.94.144.0/20 | ||||||
| MX | mail.rensys.com(20) | ||||||
| A | 139.94.145.98🇺🇸 ICTX-AS139.94.144.0/20 | ||||||
| TXT | v=DMARC1;p=quarantine;sp=quarantine;adkim=r;aspf=r | ||||||
| TXT | v=spf1 a ip4:75.148.228.177 ip4:75.148.228.178 ip4:75.148.228.179 ip4:75.148.... | ||||||
| SOA | NS17.WORLDNIC.comnamehost@WORLDNIC.com serial=125062923 | ||||||
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=1784273297 | ||||||
MX for
Subdomains
Same first word
Similar names
DNS History
15 records (6 active, 9 former)
○NSns10.ixwebhosting.com2008-03-20 → 2008-03-20 · 3 obs
○ 2015-07-22 16:29:32
○ 2026-07-17 07:29:36
○NSns17.ixwebhosting.com2015-07-22 → 2016-12-22 · 5 obs
● 2015-07-22 16:29:32
● 2016-12-22 18:10:26
○ 2019-12-26 20:55:06
○ 2026-07-17 07:29:36
●NSns17.worldnic.com2019-12-26 → 2026-07-17 · 3 obs
● 2019-12-26 20:55:06
● 2026-07-17 07:29:36
○NSns18.ixwebhosting.com2015-07-22 → 2016-12-22 · 5 obs
● 2015-07-22 16:29:32
● 2016-12-22 18:10:26
○ 2019-12-26 20:55:06
○ 2026-07-17 07:29:36
●NSns18.worldnic.com2019-12-26 → 2026-07-17 · 3 obs
● 2019-12-26 20:55:06
● 2026-07-17 07:29:36
○NSns9.ixwebhosting.com2008-03-20 → 2008-03-20 · 3 obs
○ 2015-07-22 16:29:32
○ 2026-07-17 07:29:36
●MXmail.rensys.com2019-12-26 → 2026-07-17 · 3 obs
● 2019-12-26 20:55:06
● 2026-07-17 07:29:36
●MXmail2.rensys.com2026-02-17 → 2026-07-17 · 3 obs
● 2026-02-17 20:07:58
● 2026-07-17 07:29:36
○MXmail72.ixwebhosting.com2008-03-20 → 2008-03-20 · 3 obs
○ 2015-07-22 16:29:32
○ 2026-07-17 07:29:36
○MXmail905.ixwebhosting.com2015-07-22 → 2016-12-22 · 5 obs
● 2015-07-22 16:29:32
● 2016-12-22 18:10:26
○ 2019-12-26 20:55:06
○ 2026-07-17 07:29:36
●MXrensys.com2019-12-26 → 2026-07-17 · 3 obs
● 2019-12-26 20:55:06
● 2026-07-17 07:29:36
●A139.94.145.982026-02-17 → 2026-07-17 · 3 obs
● 2026-02-17 20:07:58
● 2026-07-17 07:29:36
○A50.6.143.442015-07-22 → 2016-12-22 · 5 obs
● 2015-07-22 16:29:32
● 2016-12-22 18:10:26
○ 2019-12-26 20:55:06
○ 2026-07-17 07:29:36
○A75.148.228.1772019-12-26 → 2019-12-26 · 4 obs
● 2019-12-26 20:55:06
○ 2026-02-17 20:07:58
○ 2026-07-17 07:29:36
○A76.163.198.1642008-03-20 → 2008-03-20 · 3 obs
○ 2015-07-22 16:29:32
○ 2026-07-17 07:29:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| rensys.com | ns17.worldnic.com, ns18.worldnic.com | 2 records |
✅ Authoritative Response
Server:162.159.27.150
NS records: ns17.worldnic.com, ns18.worldnic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rensys.com (unsigned zone)
⏱️ Timing
Total: 307ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 139.94.145.98 |
| NS | 2 | ns18.worldnic.com, ns17.worldnic.com |
| MX | 3 | rensys.com (pri: 10), mail.rensys.com (pri: 10)... |
| TXT | 2 | v=DMARC1;p=quarantine;sp=quarantine;adki, v=spf1 a ip4:75.148.228.177 ip4:75.148.2 |
| SOA | 1 | NS17.WORLDNIC.com namehost.WORLDNIC.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns17.worldnic.com, ns18.worldnic.com)
Analysis
Hierarchy
The parent domain of mail2.rensys.com and mail.rensys.com is rensys.com.
Mail Server Role
rensys.com acts as an MX server for rensys.com and vmfinc.com.
mail2.rensys.com, mail.rensys.com and vmfinc.com are frequently seen as mail servers alongside rensys.com.
IP Addresses
rensys.com directs to one IP number, which is 139.94.145.98.
Among the host names that share IP numbers with rensys.com are www.vmfinc.com, rti-domain.com, mail.rti-domain.com and two others.
Name Servers
rensys.com is delegated to two name servers: ns17.worldnic.com and ns18.worldnic.com.
rensys.com has the same name server delegation as a number of other domains, such as kerrvayne.com, georgetownbehavioral.com, andoverresearch.com and two more.
ns17.worldnic.com and ns18.worldnic.com each resolve to one IP number: ns17.worldnic.com points to 162.159.26.214 and ns18.worldnic.com points to 162.159.27.150.
Mail Servers
rensys.com is handled by three mail servers: rensys.com, mail2.rensys.com and mail.rensys.com.
rensys.com shares at least some of its mail servers with other domains, such as vmfinc.com.
It is common to find these mail servers paired with the mail servers mail.vmfinc.com.
Each of the hostnames rensys.com, mail2.rensys.com and mail.rensys.com has a single IP address assigned: rensys.com directs to 139.94.145.98, mail2.rensys.com directs to 75.148.228.179 and mail.rensys.com directs to 139.94.145.98.
rensys.com and mail.rensys.com are host names that each point to 139.94.145.98 IP addresses.