mailextend.com - robtex.com
mailextend.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 63.251.171.80🇺🇸 AS1474463.251.160.0/20 PNAP-SEF | ||||||
| A | 63.251.171.81🇺🇸 AS1474463.251.160.0/20 PNAP-SEF | ||||||
| A | 66.96.161.157🇺🇸 EIG-2987366.96.128.0/18 Endurance International Group, Inc | ||||||
| A | 66.150.161.140🇺🇸 AS1474466.150.160.0/20 PNAP-SEF internap | ||||||
| A | 66.150.161.141🇺🇸 AS1474466.150.160.0/20 PNAP-SEF internap | ||||||
| A | 69.25.27.170🇺🇸 AS1091369.25.24.0/21 PNAP-WDC | ||||||
| A | 69.25.27.173🇺🇸 AS1091369.25.24.0/21 PNAP-WDC | ||||||
| NS | ns1.dotster.com ⭐ | ||||||
| A | 172.64.52.250🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.dotster.com | ||||||
| A | 172.64.53.155🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| MX | m1.dnsix.com ⭐ | ||||||
| MX | mx.mailextend.com(30) | ||||||
| A | 66.96.140.172🇺🇸 EIG-2987366.96.128.0/18 Endurance International Group, Inc | ||||||
| PTR | 172.140.96.66.static.eigbox.net | ||||||
| A | 66.96.140.173🇺🇸 EIG-2987366.96.128.0/18 Endurance International Group, Inc | ||||||
| PTR | 173.140.96.66.static.eigbox.net | ||||||
| TXT | v=spf1 ip4:66.96.128.0/18 include:websitewelcome.com ?all | ||||||
| SOA | ns1.dotster.comdnsadmin@dotster.com 2016-05-18 #92 | ||||||
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=1771291435 | ||||||
Subdomains
mx.mailextend.com |
Same first word
mailextend.com |
Similar names
DNS History
11 records (11 active, 0 former)
●NSns1.dotster.com2016-08-13 → 2026-03-23 · 2 obs
● 2026-03-23 17:47:30
●NSns2.dotster.com2016-08-13 → 2026-03-23 · 2 obs
● 2026-03-23 17:47:30
●MXmx.mailextend.com2016-08-13 → 2026-03-23 · 2 obs
● 2026-03-23 17:47:30
●A63.251.171.802016-08-13 → 2026-03-23 · 2 obs
● 2026-03-23 17:47:30
●A63.251.171.812016-08-13 → 2026-03-23 · 2 obs
● 2026-03-23 17:47:30
●A66.150.161.1402016-08-13 → 2026-03-23 · 2 obs
● 2026-03-23 17:47:30
●A66.150.161.1412016-08-13 → 2026-03-23 · 2 obs
● 2026-03-23 17:47:30
●A66.96.161.1572016-08-13 → 2026-03-23 · 2 obs
● 2026-03-23 17:47:30
●A69.25.27.1702016-08-13 → 2026-03-23 · 2 obs
● 2026-03-23 17:47:30
●A69.25.27.1732016-08-13 → 2026-03-23 · 2 obs
● 2026-03-23 17:47:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| mailextend.com | ns1.dotster.com, ns2.dotster.com | 2 records |
✅ Authoritative Response
Server:172.64.52.250
NS records: ns1.dotster.com, ns2.dotster.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mailextend.com (unsigned zone)
⏱️ Timing
Total: 260ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 7 | 63.251.171.80, 63.251.171.81... |
| NS | 2 | ns2.dotster.com, ns1.dotster.com |
| MX | 2 | mx.mailextend.com (pri: 30), m1.dnsix.com (pri: 0) |
| TXT | 1 | v=spf1 ip4:66.96.128.0/18 include:websit |
| SOA | 1 | ns1.dotster.com dnsadmin.dotster.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.dotster.com, ns2.dotster.com)
Analysis
Hierarchy
mailextend.com is the parent of mx.mailextend.com.
IP Addresses
Seven IP numbers are pointed to by mailextend.com: 63.251.171.80, 63.251.171.81, 66.96.161.157, 66.150.161.140, 66.150.161.141, 69.25.27.170 and 69.25.27.173.
other host names including gerkey.com, deckingzone.com.inactivedns.com, smokymountaintrout.com, boliviabanking.com and hostmaster.complianceport.net share IP numbers with mailextend.com.
Name Servers
mailextend.com is delegated to two name servers ns1.dotster.com and ns2.dotster.com.
mailextend.com shares the same name server setup as other domains, for instance timcatesmusic.com, devinterop.com, prew.net, harvardlaw.org and connection3.com.
mailextend.com at least partially shares name servers with other domains, for instance zudoni.com, tarpandcover.net, elconsales.com, suds.org and catpiano.com.
these name servers are often used together with ns1.yourhostingaccount.com, ns2.yourhostingaccount.com, ns1.nameresolve.com and ns2.nameresolve.com.
Host names with one IP number:
ns1.dotster.com points to 172.64.52.250
ns2.dotster.com points to 172.64.53.155
Mail Servers
Two mail servers handle mailextend.com: m1.dnsix.com and mx.mailextend.com.
mailextend.com shares some mail servers with other domains, at least partially, for instance domainsbanks.com, domains-free.us, clipart.ca, bageltown.com and wishablecreations.com.
The host name mx.mailextend.com has two IP numbers: 66.96.140.172 and 66.96.140.173.