400er.net - robtex.com
400er.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 216.92.160.170🇺🇸 AS7859216.92.0.0/16 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203 | ||||||
| PTR | educationtechnologyreview.com | ||||||
| NS | dns.pair.com ⭐ | ||||||
| A | 2607:f440::d144:5f6🇺🇸 AS78592607:f440::/32 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203 | ||||||
| PTR | dns.pair.com | ||||||
| A | 209.68.5.246🇺🇸 AS7859209.68.0.0/18 | ||||||
| PTR | dns.pair.com | ||||||
| NS | ns0.ns0.com | ||||||
| A | 2607:f440::d85c:3715🇺🇸 AS78592607:f440::/32 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203 | ||||||
| PTR | ns0.ns0.com | ||||||
| MX | mail1.g13.pair.com ⭐ | ||||||
| A | 2607:f440::4227:419c🇺🇸 AS78592607:f440::/32 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203 | ||||||
| PTR | mail1.g13.pair.com | ||||||
| A | 66.39.65.156🇺🇸 AS785966.39.0.0/17 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203 | ||||||
| PTR | mail1.g13.pair.com | ||||||
| SOA | dns.pair.comroot@pair.com 2025-10-17 #14 | ||||||
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=1776325612 | ||||||
Same first word
DNS History
4 records (4 active, 0 former)
●MXmail1.g13.pair.com2017-01-03 → 2026-04-16 · 2 obs
● 2026-04-16 07:52:52
●A216.92.160.1702017-01-03 → 2026-04-16 · 2 obs
● 2026-04-16 07:52:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| 400er.net | ns0.ns0.com, dns.pair.com | - |
✅ Authoritative Response
Server:216.92.55.21
NS records: ns0.ns0.com, dns.pair.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 400er.net (unsigned zone)
⏱️ Timing
Total: 327ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 216.92.160.170 |
| NS | 2 | ns0.ns0.com, dns.pair.com |
| MX | 1 | mail1.g13.pair.com (pri: 50) |
| SOA | 1 | dns.pair.com root.pair.com |
Analysis
IP Addresses
400er.net resolves to a single IP address: 216.92.160.170.
Other host names, for instance communitycomputing.org, share IP numbers with 400er.net.
Name Servers
400er.net's delegation uses two name servers, ns0.ns0.com and dns.pair.com.
400er.net shares the same name server setup as other domains, for example clearinghousesouth.com, geekbit.com, periland.com, westernseedsrecords.com and charhartzell.com.
400er.net at least partially shares name servers with other domains, including greatbrands.com, afsspeedwellscholars.org, russianmartialart.com, kesser.org and durhamonline.co.uk.
These name servers are commonly used with ns7.ns0.com, dns3.pair.com, dns2.pair.com, ns8.ns0.com, ns1.pair.com, dns4.pair.com and ns527.pair.com.
Hosts with two IPs:
dns.pair.com points to 2607:f440::d144:5f6 and 209.68.5.246.
Hosts with one IP:
ns0.ns0.com points to 2607:f440::d85c:3715.
Mail Servers
400er.net is handled by a single mail server, mail1.g13.pair.com.
400er.net shares its mail server setup with other domains, including raphones.com, frommsuniforms.com, letsmaketech.com, homme-moderne.org and stephentang.net.
The mail servers for 400er.net are shared with other domains, for instance communitycomputing.org, sudarconsulting.com, polderman.com, flintminepress.com and itsmyinfo.com.
mail1.g13.pair.com points to two IPs: 2607:f440::4227:419c and 66.39.65.156.