mainframes.com - dns.ninja
mainframes.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 50.173.223.250🇺🇸 COMCAST-IBONE50.128.0.0/9 Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mount Laurel, NJ 08054 | ||||||
| NS | ns51.domaincontrol.com ⭐ | ||||||
| A | 2603:5:2192::1a🇺🇸 GODADDY-DNS2603:5:2190::/44 | ||||||
| PTR | ns51.domaincontrol.com | ||||||
| A | 97.74.105.26🇺🇸 GODADDY-DNS97.74.104.0/23 | ||||||
| PTR | ns51.domaincontrol.com | ||||||
| NS | ns52.domaincontrol.com | ||||||
| A | 2603:5:2292::1a🇺🇸 GODADDY-DNS2603:5:2290::/44 | ||||||
| PTR | ns52.domaincontrol.com | ||||||
| A | 173.201.73.26🇺🇸 GODADDY-DNS173.201.72.0/23 | ||||||
| PTR | ns52.domaincontrol.com | ||||||
| MX | webby2.sdsusa.com ⭐ | ||||||
| TXT | google-site-verification=EddljSl1Vo2pRf382Hn-yV0dti3uQA4swK0XcKJ48NM | ||||||
| TXT | google-site-verification=mLXVWkkF2xdYlumbDyIbg1yhgGReQ4UntK0FvbCQPKE | ||||||
| SOA | ns51.domaincontrol.comdns@jomax.net 2024-11-08 #1 | ||||||
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=1783764462 | ||||||
Same first word
mainframes.nl |
mainframes.se |
mainframes.com |
Similar names
DNS History
7 records (4 active, 3 former)
●NSns51.domaincontrol.com2015-08-02 → 2026-07-11 · 2 obs
● 2026-07-11 10:19:34
●NSns52.domaincontrol.com2015-08-02 → 2026-07-11 · 2 obs
● 2026-07-11 10:19:34
●MXwebby2.sdsusa.com2015-08-02 → 2026-07-11 · 2 obs
● 2026-07-11 10:19:34
○A104.237.128.1002015-08-02 → 2017-02-17 · 4 obs
● 2017-02-17 06:26:28
○ 2020-03-21 07:10:06
○ 2026-07-11 10:19:34
○A2600:3c00::f03c:91ff:fe89:84a92015-08-02 → 2017-02-17 · 4 obs
● 2017-02-17 06:26:28
○ 2020-03-21 07:10:06
○ 2026-07-11 10:19:34
○A45.79.197.1012020-03-21 → 2020-03-21 · 4 obs
● 2020-03-21 07:10:06
○ 2026-03-13 22:48:14
○ 2026-07-11 10:19:34
●A50.173.223.2502026-03-13 → 2026-07-11 · 3 obs
● 2026-03-13 22:48:14
● 2026-07-11 10:19:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| mainframes.com | ns51.domaincontrol.com, ns52.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:173.201.73.26
NS records: ns51.domaincontrol.com, ns52.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mainframes.com (unsigned zone)
⏱️ Timing
Total: 214ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 50.173.223.250 |
| NS | 2 | ns51.domaincontrol.com, ns52.domaincontrol.com |
| MX | 1 | webby2.sdsusa.com (pri: 0) |
| TXT | 2 | google-site-verification=EddljSl1Vo2pRf3, google-site-verification=mLXVWkkF2xdYlum |
| SOA | 1 | ns51.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns51.domaincontrol.com, ns51.domaincontrol.com, ns52.domaincontrol.com...)
Analysis
IP Addresses
mainframes.com has exactly one IP address — 50.173.223.250.
ebusinessserver.com is an example of another host name that shares IP numbers with mainframes.com.
Name Servers
mainframes.com has two authoritative name servers — ns51.domaincontrol.com and ns52.domaincontrol.com.
The name server configuration of mainframes.com is shared with other domains, for instance closercash.com, nmflooringsolutions.com, zionapp.net and two others.
Both ns51.domaincontrol.com and ns52.domaincontrol.com have two IP addresses each. ns51.domaincontrol.com resolves to 97.74.105.26 and 2603:5:2192::1a; ns52.domaincontrol.com resolves to 173.201.73.26 and 2603:5:2292::1a.
Mail Servers
mainframes.com uses one mail server — webby2.sdsusa.com.