mbstextbooksystem.com - robtex.com
mbstextbooksystem.com
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=1774696992 | ||||||
Same first word
mbstextbooksystem.com |
DNS History
7 records (6 active, 1 former)
●NSns39.domaincontrol.com2015-05-13 → 2026-03-28 · 2 obs
● 2026-03-28 11:33:46
●NSns40.domaincontrol.com2015-05-13 → 2026-03-28 · 2 obs
● 2026-03-28 11:33:46
●MXmailstore1.secureserver.net2015-05-13 → 2026-03-28 · 2 obs
● 2026-03-28 11:33:46
●MXsmtp.secureserver.net2015-05-13 → 2026-03-28 · 2 obs
● 2026-03-28 11:33:46
●A15.197.148.332026-03-28 → 2026-03-28 · 2 obs
● 2026-03-28 11:33:46
●A3.33.130.1902026-03-28 → 2026-03-28 · 2 obs
● 2026-03-28 11:33:46
○A50.63.202.322015-05-13 → 2020-02-11 · 3 obs
● 2020-02-11 10:06:32
○ 2026-03-28 11:33:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| mbstextbooksystem.com | ns39.domaincontrol.com, ns40.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:173.201.77.20
NS records: ns39.domaincontrol.com, ns40.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mbstextbooksystem.com (unsigned zone)
⏱️ Timing
Total: 80ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 3.33.130.190, 15.197.148.33 |
| NS | 2 | ns39.domaincontrol.com, ns40.domaincontrol.com |
| MX | 2 | mailstore1.secureserver.net (pri: 10), smtp.secureserver.net (pri: 0) |
| SOA | 1 | ns39.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns39.domaincontrol.com, ns39.domaincontrol.com, ns40.domaincontrol.com...)
Analysis
IP Addresses
mbstextbooksystem.com points to two IP numbers: 3.33.130.190 and 15.197.148.33.
Other host names such as shoppi.ca, investornv.com, llhigo.cn, rsheatair.com and hottubsjacksonville.com share IPs with mbstextbooksystem.com.
Name Servers
Two name servers ns39.domaincontrol.com and ns40.domaincontrol.com handle the delegation for mbstextbooksystem.com.
mbstextbooksystem.com shares the same name server setup as other domains, for example arestanimanagement.com, expressyoselftees.com, oxfordmindfulnesscentre.org, puregolfusa.com and texashillcountryrealestate.com.
Host names with two IP numbers:
ns39.domaincontrol.com points to 2603:5:21d1::14 and 97.74.109.20.
ns40.domaincontrol.com points to 2603:5:22d1::14 and 173.201.77.20.
Mail Servers
Two mail servers handle mbstextbooksystem.com: mailstore1.secureserver.net and smtp.secureserver.net.
mbstextbooksystem.com shares the same mail server setup as other domains, including silvermanfamilyonline.com, dermserve.net, (0x736578)ytnt.com, reefboards.com and akridgetech.com.
mbstextbooksystem.com shares at least some mail servers with other domains, for example wncos.org and gladiatorexteriorsfl.com.
Host names with three IP numbers:
mailstore1.secureserver.net points to 216.69.141.78, 216.69.141.114 and 216.69.141.162; smtp.secureserver.net points to 216.69.141.71, 216.69.141.84 and 216.69.141.113.