621firststreet.com - robtex.com
621firststreet.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 68.66.224.51🇺🇸 A2HOSTING68.66.224.0/20 A2 Hosting, Inc. | ||||||
| PTR | az1-ss25.a2hosting.com | ||||||
| NS | ns1.a2hosting.com ⭐ | ||||||
| A | 13.248.158.180🇺🇸 Amazon13.248.144.0/20 | ||||||
| PTR | a79764cc55c0ac9c0.awsglobalaccelerator.com | ||||||
| NS | ns2.a2hosting.com | ||||||
| A | 75.2.118.134🇺🇸 Amazon75.2.112.0/20 | ||||||
| PTR | abc65dd9a44b5332f.awsglobalaccelerator.com | ||||||
| NS | ns3.a2hosting.com | ||||||
| A | 76.223.26.245🇺🇸 Amazon76.223.16.0/20 | ||||||
| PTR | a79764cc55c0ac9c0.awsglobalaccelerator.com | ||||||
| NS | ns4.a2hosting.com | ||||||
| A | 99.83.147.209🇺🇸 Amazon99.83.144.0/20 | ||||||
| PTR | abc65dd9a44b5332f.awsglobalaccelerator.com | ||||||
| MX | 621firststreet.com ⭐ | ||||||
| A | 68.66.224.51🇺🇸 A2HOSTING68.66.224.0/20 A2 Hosting, Inc. | ||||||
| PTR | az1-ss25.a2hosting.com | ||||||
| TXT | v=spf1 +a +mx +ip4:68.66.224.51 ~all | ||||||
| SOA | ns1.a2hosting.comroot@az1-ss25.a2hosting.com 2026-05-11 #4 | ||||||
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=1778537196 | ||||||
MX for
621firststreet.com |
Same first word
621firststreet.com |
DNS History
6 records (6 active, 0 former)
●NSns1.a2hosting.com2019-12-18 → 2026-05-11 · 2 obs
● 2026-05-11 22:24:30
●NSns2.a2hosting.com2019-12-18 → 2026-05-11 · 2 obs
● 2026-05-11 22:24:30
●NSns3.a2hosting.com2019-12-18 → 2026-05-11 · 2 obs
● 2026-05-11 22:24:30
●NSns4.a2hosting.com2019-12-18 → 2026-05-11 · 2 obs
● 2026-05-11 22:24:30
●MX621firststreet.com2019-12-18 → 2026-05-11 · 2 obs
● 2026-05-11 22:24:30
●A68.66.224.512019-12-18 → 2026-05-11 · 2 obs
● 2026-05-11 22:24:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| 621firststreet.com | ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com, ns4.a2hosting.com | 4 records |
✅ Authoritative Response
Server:99.83.147.209
NS records: ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com, ns4.a2hosting.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 621firststreet.com (unsigned zone)
⏱️ Timing
Total: 384ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 68.66.224.51 |
| NS | 4 | ns1.a2hosting.com, ns4.a2hosting.com... |
| MX | 1 | 621firststreet.com (pri: 0) |
| TXT | 1 | v=spf1 +a +mx +ip4:68.66.224.51 ~all |
| SOA | 1 | ns1.a2hosting.com root.az1-ss25.a2hostin |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com...)
Analysis
Mail Server Role
621firststreet.com serves as the mail server for 621firststreet.com.
IP Addresses
621firststreet.com points to a single IP number: 68.66.224.51.
Other host names, for instance topchoicepayments.com, mail.pfbproperties.com, livefirelabs.com, mail.otpubs.com and maxmaritime.com share IP numbers with 621firststreet.com.
Name Servers
621firststreet.com is delegated to four name servers: ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com and ns4.a2hosting.com.
621firststreet.com shares name servers with other domains at least partially, for instance paradefun.com, collings1.com, larryalexander.net, sketchcup.com and exousiaministries.net.
these name servers are commonly used with ns1.mysecurecloudhost.com, ns2.mysecurecloudhost.com, ns3.mysecurecloudhost.com, ns4.mysecurecloudhost.com, ns1.supercp.com, ns2.supercp.com, ns3.supercp.com and ns4.supercp.com.
Host names with a single IP:
ns1.a2hosting.com points to 13.248.158.180.
ns2.a2hosting.com points to 75.2.118.134.
ns3.a2hosting.com points to 76.223.26.245.
ns4.a2hosting.com points to 99.83.147.209.
Mail Servers
A single mail server handles 621firststreet.com and 621firststreet.com.
Host name 621firststreet.com resolves to IP 68.66.224.51.