hachettelearning.com - robtex.com
hachettelearning.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=1774374827 | ||||||
rank #67271 in the tld
📈 Tranco rank: #248,170
Subdomains
Same first word
hachettelearning.com |
DNS History
7 records (7 active, 0 former)
●NSns1-03.azure-dns.com2026-02-21 → 2026-03-24 · 2 obs
● 2026-03-24 18:02:46
●NSns2-03.azure-dns.net2026-02-21 → 2026-03-24 · 2 obs
● 2026-03-24 18:02:46
●NSns3-03.azure-dns.org2026-02-21 → 2026-03-24 · 2 obs
● 2026-03-24 18:02:46
●NSns4-03.azure-dns.info2026-02-21 → 2026-03-24 · 2 obs
● 2026-03-24 18:02:46
●MXde-smtp-inbound-1.mimecast.com2026-02-21 → 2026-03-24 · 2 obs
● 2026-03-24 18:02:46
●MXde-smtp-inbound-2.mimecast.com2026-02-21 → 2026-03-24 · 2 obs
● 2026-03-24 18:02:46
●A212.100.228.1132026-02-21 → 2026-03-24 · 2 obs
● 2026-03-24 18:02:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| hachettelearning.com | ns1-03.azure-dns.com, ns2-03.azure-dns.net, ns3-03.azure-dns.org, ns4-03.azure-dns.info | 2 records |
✅ Authoritative Response
Server:204.14.183.3
NS records: ns1-03.azure-dns.com, ns2-03.azure-dns.net, ns3-03.azure-dns.org, ns4-03.azure-dns.info
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for hachettelearning.com (unsigned zone)
⏱️ Timing
Total: 386ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 212.100.228.113 |
| NS | 4 | ns1-03.azure-dns.com, ns2-03.azure-dns.net... |
| MX | 2 | de-smtp-inbound-2.mimecast.com (pri: 10), de-smtp-inbound-1.mimecast.com (pri: 10) |
| TXT | 11 | 0ed1fe018aa6bfcf3b7137408ca1e1f841182e7d, MS=ms93034292... |
| SOA | 1 | ns1-03.azure-dns.com hostmaster.cscdns.n |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1-03.azure-dns.com, ns1-03.azure-dns.com)
Analysis
Hierarchy
hachettelearning.com is a parent of passport.hachettelearning.com and www.hachettelearning.com.
IP Addresses
hachettelearning.com points to a single IP address: 212.100.228.113.
Other host names such as wmgagency.co.uk, hoddergibson.co.uk, www.risingstars-uk.com, ampersandcommerce.com and www.galorepark.co.uk share IP numbers with hachettelearning.com.
Name Servers
hachettelearning.com is delegated to four name servers: ns1-03.azure-dns.com, ns4-03.azure-dns.info, ns2-03.azure-dns.net and ns3-03.azure-dns.org.
At least part of the name servers for hachettelearning.com are shared with other domains, for instance xboxoneachievments.net, messenuernberg.de, sebsa.com.br, ollomaha.org and green.us-payments-nonprod.azure.lnrsg.io.
Host names with two IP numbers:
ns1-03.azure-dns.com points to: 2603:1061:0:700::3 and 13.107.236.3
ns4-03.azure-dns.info points to: 2620:1ec:bda:700::3 and 208.84.5.3
ns2-03.azure-dns.net points to: 2620:1ec:8ec:700::3 and 150.171.21.3
ns3-03.azure-dns.org points to: 2a01:111:4000:700::3 and 204.14.183.3
Mail Servers
hachettelearning.com is handled by two mail servers: de-smtp-inbound-1.mimecast.com and de-smtp-inbound-2.mimecast.com.
hachettelearning.com uses the same mail server setup as other domains, for instance scientificproducts.com, pakella.com, alxn.net, vingtor.ru and argenx.com.
hachettelearning.com shares at least some mail servers with other domains, for example ureality.de, wilde.com, taxconsult.be, gastronomie-gs.de and vbb.com.
Host names with two IP numbers:
de-smtp-inbound-1.mimecast.com points to 194.104.108.22 and 194.104.110.22.
de-smtp-inbound-2.mimecast.com points to 194.104.108.22 and 194.104.110.22.
Names pointing to 194.104.108.22: de-smtp-inbound-1.mimecast.com and de-smtp-inbound-2.mimecast.com.
Names pointing to 194.104.110.22: de-smtp-inbound-1.mimecast.com and de-smtp-inbound-2.mimecast.com.