mx.contactsends.com - robtex.com
mx.contactsends.com
| CNAME | contactsends.com | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1-42.azure-dns.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 150.171.10.42🇺🇸 Microsoft150.171.0.0/16 MICROSOFT | ||||||
| PTR | ns1-42.azure-dns.com | ||||||
| NS | ns1-14.azure-dns.com ⚠️ Not in parent delegation | ||||||
| NS | ns1.contactsends.com ⚠️ Not in zone NS records | ||||||
| NS | ns2-14.azure-dns.net ⚠️ Not in parent delegation | ||||||
| NS | ns2-42.azure-dns.net ⚠️ Not in parent delegation | ||||||
| A | 150.171.16.42🇺🇸 Microsoft150.171.0.0/16 MICROSOFT | ||||||
| PTR | ns2-42.azure-dns.net | ||||||
| NS | ns2.contactsends.com ⚠️ Not in zone NS records | ||||||
| NS | ns3-14.azure-dns.org ⚠️ Not in parent delegation | ||||||
| NS | ns3-42.azure-dns.org ⚠️ Not in parent delegation | ||||||
| A | 13.107.222.42🇺🇸 Microsoft13.104.0.0/14 MICROSOFT | ||||||
| PTR | ns3-42.azure-dns.org | ||||||
| NS | ns4-14.azure-dns.info ⚠️ Not in parent delegation | ||||||
| NS | ns4-42.azure-dns.info ⚠️ Not in parent delegation | ||||||
| A | 13.107.206.42🇺🇸 Microsoft13.104.0.0/14 MICROSOFT | ||||||
| PTR | ns4-42.azure-dns.info | ||||||
| TXT | v=spf1 ip4:64.31.52.5 ip4:173.232.67.247 ip4:50.3.109.100 ip4:162.210.196.202... | ||||||
| SOA | ns1-42.azure-dns.comsupport@cloudns.net serial=1979092941 | ||||||
contactsends.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1-42.azure-dns.com ⭐ ⚠️ Not in parent delegation | ||||||
| NS | ns1-14.azure-dns.com ⚠️ Not in parent delegation | ||||||
| NS | ns1.contactsends.com ⚠️ Not in zone NS records | ||||||
| NS | ns2-14.azure-dns.net ⚠️ Not in parent delegation | ||||||
| NS | ns2-42.azure-dns.net ⚠️ Not in parent delegation | ||||||
| NS | ns2.contactsends.com ⚠️ Not in zone NS records | ||||||
| NS | ns3-14.azure-dns.org ⚠️ Not in parent delegation | ||||||
| NS | ns3-42.azure-dns.org ⚠️ Not in parent delegation | ||||||
| NS | ns4-14.azure-dns.info ⚠️ Not in parent delegation | ||||||
| NS | ns4-42.azure-dns.info ⚠️ Not in parent delegation | ||||||
| TXT | v=spf1 ip4:64.31.52.5 ip4:173.232.67.247 ip4:50.3.109.100 ip4:162.210.196.202... | ||||||
| SOA | ns1-42.azure-dns.comsupport@cloudns.net serial=1979092941 | ||||||
Previously MX for
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
○A199.188.236.672026-03-30 → 2026-04-10 · 4 obs
● 2026-04-10 18:56:36
○ 2026-05-20 16:11:10
○ 2026-06-09 13:38:34
●CNAMEcontactsends.com2026-05-20 → 2026-06-09 · 2 obs
● 2026-06-09 13:38:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, c.gtld-servers.net, j.gtld-servers.net, m.gtld-servers.net... | - |
| contactsends.com | ns1.contactsends.com, ns2.contactsends.com | 2 records |
✅ Authoritative Response
Server:213.32.19.237
NS records: ns1.contactsends.com, ns2.contactsends.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for contactsends.com (unsigned zone)
⏱️ Timing
Total: 428ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| CNAME | 1 | contactsends.com |
📌 Glue Records Collected
Total: 2
In-bailiwick: 2 (ns1.contactsends.com, ns2.contactsends.com)
Analysis
Name Servers
mx.contactsends.com has DNS delegation across 10 name servers — ns1-14.azure-dns.com, ns1-42.azure-dns.com, ns1.contactsends.com plus seven others.
There is at least partial name server overlap between mx.contactsends.com and other domains — linkedin.com.mt, linkedin.vn, linkedin.my and two more among them.
It is common to see these name servers paired with ns4-42.azure-dns.info, ns2-42.azure-dns.net, ns3-42.azure-dns.org and seven other name servers.
Each of the four hosts ns1-42.azure-dns.com, ns4-42.azure-dns.info, ns2-42.azure-dns.net and ns3-42.azure-dns.org points to a single IP address — ns1-42.azure-dns.com points to 150.171.10.42, ns4-42.azure-dns.info points to 13.107.206.42, ns2-42.azure-dns.net points to 150.171.16.42 and ns3-42.azure-dns.org points to 13.107.222.42.