blackboardglobal.com - robtex.com
blackboardglobal.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a07:7800::196🇬🇧 TWENTYI2a07:7800::/48 | ||||||
| A | 185.146.167.196🇬🇧 TWENTYI185.146.167.0/24 | ||||||
| NS | ns1.stackdns.com ⭐ | ||||||
| A | 35.197.225.59🇬🇧 Google35.197.224.0/20 | ||||||
| PTR | 59.225.197.35.bc.googleusercontent.com | ||||||
| NS | ns2.stackdns.com | ||||||
| A | 146.148.28.88🇧🇪 Google146.148.16.0/20 | ||||||
| PTR | 88.28.148.146.bc.googleusercontent.com | ||||||
| NS | ns3.stackdns.com | ||||||
| A | 35.198.79.191🇩🇪 Google35.198.64.0/20 | ||||||
| PTR | 191.79.198.35.bc.googleusercontent.com | ||||||
| NS | ns4.stackdns.com | ||||||
| A | 104.196.137.209🇺🇸 Google104.196.128.0/20 | ||||||
| PTR | 209.137.196.104.bc.googleusercontent.com | ||||||
| MX | mx.stackmail.com ⭐ | ||||||
| A | 185.151.28.67🇬🇧 TWENTYI185.151.28.0/24 | ||||||
| PTR | mx.stackmail.com | ||||||
| TXT | v=spf1 include:spf.stackmail.com a mx -all | ||||||
| SOA | ns1.stackdns.comhostmaster@stackdns.com serial=1727982372 | ||||||
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=1776100932 | ||||||
Same first word
blackboardglobal.com |
DNS History
7 records (7 active, 0 former)
●NSns1.stackdns.com2026-03-09 → 2026-04-13 · 2 obs
● 2026-04-13 17:42:48
●NSns2.stackdns.com2026-03-09 → 2026-04-13 · 2 obs
● 2026-04-13 17:42:48
●NSns3.stackdns.com2026-03-09 → 2026-04-13 · 2 obs
● 2026-04-13 17:42:48
●NSns4.stackdns.com2026-03-09 → 2026-04-13 · 2 obs
● 2026-04-13 17:42:48
●MXmx.stackmail.com2026-03-09 → 2026-04-13 · 2 obs
● 2026-04-13 17:42:48
●A185.146.167.1962026-03-09 → 2026-04-13 · 2 obs
● 2026-04-13 17:42:48
●A2a07:7800::1962026-03-09 → 2026-04-13 · 2 obs
● 2026-04-13 17:42:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, b.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| blackboardglobal.com | ns1.stackdns.com, ns2.stackdns.com, ns3.stackdns.com, ns4.stackdns.com | 4 records |
✅ Authoritative Response
Server:146.148.28.88
NS records: ns1.stackdns.com, ns2.stackdns.com, ns3.stackdns.com, ns4.stackdns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for blackboardglobal.com (unsigned zone)
⏱️ Timing
Total: 414ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.146.167.196 |
| AAAA | 1 | 2a07:7800::196 |
| NS | 4 | ns4.stackdns.com, ns2.stackdns.com... |
| MX | 1 | mx.stackmail.com (pri: 10) |
| TXT | 1 | v=spf1 include:spf.stackmail.com a mx -a |
| SOA | 1 | ns1.stackdns.com hostmaster.stackdns.com |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.stackdns.com, ns2.stackdns.com, ns3.stackdns.com...)
Analysis
IP Addresses
The entity blackboardglobal.com points to two IP numbers: 2a07:7800::196 and 185.146.167.196.
For instance, other host names scrhome.com, ldlive.atcanalytics.net, themommypromotion.com, traffic-bomb.com and pinehillsinsurance.com share IP numbers with blackboardglobal.com.
Name Servers
blackboardglobal.com is delegated to four name servers: ns1.stackdns.com, ns2.stackdns.com, ns3.stackdns.com and ns4.stackdns.com.
blackboardglobal.com shares name servers with other domains at least partially, for example soultv.site, whin.co.uk, venuenetwork.co.uk, mbwc.org.uk and trutactics.com.
Host names with a single IP:
ns1.stackdns.com points to 35.197.225.59
ns2.stackdns.com points to 146.148.28.88
ns3.stackdns.com points to 35.198.79.191
ns4.stackdns.com points to 104.196.137.209
Mail Servers
blackboardglobal.com is handled by a single mail server, mx.stackmail.com.
blackboardglobal.com shares the same mail server setup as other domains, for instance shinystarleonora.com, creativefituk.com, ethannevelyn.com, printink.co.nz and bdeducation.org.uk.
blackboardglobal.com shares at least partially some mail servers with other domains, for instance 100bmol.org.uk.
mx.stackmail.com points to a single IP: 185.151.28.67.