smarterbalancedlibrary.net - robtex.com
smarterbalancedlibrary.net
| DNSSEC | ⚠️ Not signed | ||||||
| NS | udns1.ultradns.net ⚠️ Not in zone NS records | ||||||
| A | 2001:502:f3ff::d🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar | ||||||
| PTR | udns1.ultradns.net | ||||||
| A | 204.69.234.1🇺🇸 MAINT-ID-12008204.69.234.0/24 Neustar | ||||||
| PTR | udns1.ultradns.net | ||||||
| NS | udns2.ultradns.net ⚠️ Not in zone NS records | ||||||
| A | 2610:a1:1014::d🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar | ||||||
| PTR | udns2.ultradns.net | ||||||
| A | 204.74.101.1🇺🇸 MAINT-ID-12008204.74.101.0/24 Neustar | ||||||
| PTR | udns2.ultradns.net | ||||||
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=1777057286 | ||||||
Same first word
smarterbalancedlibrary.org |
smarterbalancedlibrary.net |
smarterbalancedlibrary.com |
DNS History
2 records (2 active, 0 former)
●NSudns1.ultradns.net2026-04-08 → 2026-04-24 · 2 obs
● 2026-04-24 19:16:02
●NSudns2.ultradns.net2026-04-08 → 2026-04-24 · 2 obs
● 2026-04-24 19:16:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, k.gtld-servers.net, f.gtld-servers.net, g.gtld-servers.net... | - |
| smarterbalancedlibrary.net | udns1.ultradns.net, udns2.ultradns.net | 4 records |
✅ Authoritative Response
Server:204.74.101.1
NS records: udns1.ultradns.net, udns2.ultradns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for smarterbalancedlibrary.net (unsigned zone)
⏱️ Timing
Total: 106ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (udns1.ultradns.net, udns1.ultradns.net, udns2.ultradns.net...)
Analysis
Name Servers
Two name servers udns1.ultradns.net and udns2.ultradns.net handle delegation for smarterbalancedlibrary.net.
smarterbalancedlibrary.net uses the same name server setup as other domains, for example officedepotrep.org, mnr.ca, 10.230.216.in-addr.arpa, mattressfirm.info and worldbowl.com.
smarterbalancedlibrary.net partially shares name servers with other domains; examples include ima-mktg.net, partnermatrix.com, 135.2.198.in-addr.arpa, maplehillaudi.com and juniperfederal.com.
These name servers are commonly used alongside pdns1.ultradns.net, pdns2.ultradns.net, pdns3.ultradns.org, pdns4.ultradns.org, pdns5.ultradns.info, pdns6.ultradns.co.uk, ns1.dealer.com, ns2.dealer.com, pdns196.ultradns.biz and pdns196.ultradns.com.
Host names with two IP numbers:
udns1.ultradns.net points to: 2001:502:f3ff::d and 204.69.234.1
udns2.ultradns.net points to: 2610:a1:1014::d and 204.74.101.1