gscollegechecking.com - robtex.com
gscollegechecking.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | auth101.ns.uu.net ⚠️ Not in zone NS records | ||||||
| A | 198.6.1.210🇺🇸 AS701198.6.0.0/16 MCI Communications Services, LLC d/b/a Verizon Business | ||||||
| NS | cmtu.mt.ns.els-gms.att.net ⚠️ Not in zone NS records | ||||||
| A | 2001:1890:1ff:9f1:99:99:99:132🇺🇸 AS70182001:1890::/29 AT&T Enterprises, LLC | ||||||
| PTR | cmtu.mt.ns.els-gms.att.net | ||||||
| A | 99.99.99.132🇺🇸 AS701899.96.0.0/13 AT&T Enterprises, LLC | ||||||
| PTR | cmtu.mt.ns.els-gms.att.net | ||||||
| NS | dbru.br.ns.els-gms.att.net ⚠️ Not in zone NS records | ||||||
| A | 2001:1890:1ff:9f0:68:94:156:134🇺🇸 AS70182001:1890::/29 AT&T Enterprises, LLC | ||||||
| PTR | dbru.br.ns.els-gms.att.net | ||||||
| A | 68.94.156.134🇺🇸 AS701868.88.0.0/13 ARIN Allocation SBC Internet Services | ||||||
| PTR | dbru.br.ns.els-gms.att.net | ||||||
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=1774449457 | ||||||
Same first word
gscollegechecking.com |
DNS History
3 records (3 active, 0 former)
●NScmtu.mt.ns.els-gms.att.net2026-03-04 → 2026-03-25 · 2 obs
● 2026-03-25 15:05:26
●NSdbru.br.ns.els-gms.att.net2026-03-04 → 2026-03-25 · 2 obs
● 2026-03-25 15:05:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, g.gtld-servers.net, j.gtld-servers.net, i.gtld-servers.net... | - |
| gscollegechecking.com | cmtu.mt.ns.els-gms.att.net, dbru.br.ns.els-gms.att.net, auth101.ns.uu.net | - |
✅ Authoritative Response
Server:198.6.1.210
NS records: cmtu.mt.ns.els-gms.att.net, dbru.br.ns.els-gms.att.net, auth101.ns.uu.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for gscollegechecking.com (unsigned zone)
⏱️ Timing
Total: 342ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
Analysis
Name Servers
gscollegechecking.com is delegated to three name servers: auth101.ns.uu.net, dbru.br.ns.els-gms.att.net and cmtu.mt.ns.els-gms.att.net.
gscollegechecking.com at least partially shares name servers with other domains, including bluecrossblueshieldagent.com, 103.109.12.in-addr.arpa, 204.22.12.in-addr.arpa, 0-28.54.167.12.in-addr.arpa and 157.129.12.in-addr.arpa.
These name servers are typically used together with the name servers cbru.br.ns.els-gms.att.net, dmtu.mt.ns.els-gms.att.net, auth51.ns.uu.net, ns9.customer.level3.net, auth40.ns.uu.net, dnsmgr3.level3.net, ns19.customer.level3.net, ns24.customer.level3.net, ns6.customer.level3.net and m23.ns.els-gms.att.net.
Host names with two IP numbers:
dbru.br.ns.els-gms.att.net points to 2001:1890:1ff:9f0:68:94:156:134 and 68.94.156.134
cmtu.mt.ns.els-gms.att.net points to 2001:1890:1ff:9f1:99:99:99:132 and 99.99.99.132
Host names with one IP number:
auth101.ns.uu.net points to 198.6.1.210