ultra-sys.net - robtex.com
ultra-sys.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 20.115.47.189🇺🇸 Microsoft20.64.0.0/10 | ||||||
| PTR | web02-maintree.eastus.cloudapp.azure.com | ||||||
| NS | ns4.maintree.com ⭐ | ||||||
| A | 50.213.144.213🇺🇸 COMCAST-IBONE50.128.0.0/9 Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mount Laurel, NJ 08054 | ||||||
| PTR | phoenix.maintree.com | ||||||
| NS | ns3.maintree.com | ||||||
| A | 20.115.47.189🇺🇸 Microsoft20.64.0.0/10 | ||||||
| PTR | web02-maintree.eastus.cloudapp.azure.com | ||||||
| MX | mail.maintree.com ⭐ | ||||||
| A | 50.213.144.212🇺🇸 COMCAST-IBONE50.128.0.0/9 Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mount Laurel, NJ 08054 | ||||||
| PTR | mail01.maintree.com | ||||||
| TXT | v=spf1 mx a:mailgate.maintree.com a:mail.maintree.com a:mail-backup.maintree.... | ||||||
| SOA | ns4.maintree.comdonnie@blair.farm 2026-03-26 #2 | ||||||
net
| 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=1775944962 | ||||||
Subdomains
www.ultra-sys.net |
Same first word
ultra-sys.com |
ultra-sys.net |
DNS History
9 records (4 active, 5 former)
○NSns1.maintree.com2007-09-19 → 2018-07-10 · 4 obs
● 2018-07-10 23:14:08
○ 2026-02-25 19:25:54
○ 2026-04-11 22:10:56
○NSns2.maintree.com2007-09-19 → 2018-07-10 · 4 obs
● 2018-07-10 23:14:08
○ 2026-02-25 19:25:54
○ 2026-04-11 22:10:56
●NSns3.maintree.com2026-04-10 → 2026-04-11 · 3 obs
● 2026-04-10 19:53:56
● 2026-04-11 22:10:56
●NSns4.maintree.com2026-04-10 → 2026-04-11 · 3 obs
● 2026-04-10 19:53:56
● 2026-04-11 22:10:56
●MXmail.maintree.com2007-09-19 → 2026-04-11 · 5 obs
● 2018-07-10 23:14:08
○ 2026-02-25 19:25:54
● 2026-04-10 19:53:56
● 2026-04-11 22:10:56
●A20.115.47.1892026-04-10 → 2026-04-11 · 3 obs
● 2026-04-10 19:53:56
● 2026-04-11 22:10:56
○A216.184.69.1572007-09-19 → 2007-09-19 · 3 obs
○ 2015-07-05 05:52:56
○ 2026-04-11 22:10:56
○A52.168.110.1872018-07-10 → 2018-07-10 · 4 obs
● 2018-07-10 23:14:08
○ 2026-02-25 19:25:54
○ 2026-04-11 22:10:56
○A75.151.50.2022015-07-05 → 2017-01-12 · 5 obs
● 2015-07-05 05:52:56
● 2017-01-12 10:24:14
○ 2018-07-10 23:14:08
○ 2026-04-11 22:10:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | h.gtld-servers.net, c.gtld-servers.net, m.gtld-servers.net, e.gtld-servers.net... | - |
| ultra-sys.net | ns3.maintree.com, ns4.maintree.com | - |
✅ Authoritative Response
Server:50.213.144.213
NS records: ns3.maintree.com, ns4.maintree.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ultra-sys.net (unsigned zone)
⏱️ Timing
Total: 563ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 20.115.47.189 |
| NS | 2 | ns3.maintree.com, ns4.maintree.com |
| MX | 1 | mail.maintree.com (pri: 10) |
| TXT | 1 | v=spf1 mx a:mailgate.maintree.com a:mail |
| SOA | 1 | ns4.maintree.com donnie.blair.farm |
Analysis
Hierarchy
ultra-sys.net is a parent of www.ultra-sys.net.
IP Addresses
ultra-sys.net points to a single IP number: 20.115.47.189.
Other host names, for instance ns3.maintree.com, www.smmagic.com, therobinetteco.com, www.ultra-sys.net and mcb.com share IP numbers with ultra-sys.net.
Name Servers
Delegation for ultra-sys.net rests with two name servers, ns3.maintree.com and ns4.maintree.com.
ultra-sys.net shares the same name server setup as other domains, including the-forge.net, toddjonesmcb.com, maintree.systems, therobinetteco.com and unfortunatesquirrel.com.
ultra-sys.net shares name servers with other domains at least partially, for example smmagic.com.
These name servers are commonly used with the name servers ns2.maintree.com.
Host names with one IP number: ns3.maintree.com points to 20.115.47.189; ns4.maintree.com points to 50.213.144.213.
Mail Servers
ultra-sys.net is handled by a single mail server, mail.maintree.com.
ultra-sys.net uses the same mail server configuration as other domains, such as maintree.systems, maintree.com, maintree.biz, smmagic.com and herbalcatlitter.com.
ultra-sys.net shares mail servers with other domains, at least partially, for instance mtnet.org and unfortunatesquirrel.com.
These mail servers are often used together with the mail servers mail-backup.maintree.com.
mail.maintree.com points to a single IP: 50.213.144.212.