mail.be21.com - dns.ninja
mail.be21.com
be21.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 121.1.227.24🇯🇵 ASAHI-NET121.1.128.0/17 | ||||||
| NS | ns1.value-domain.com ⭐ | ||||||
| NS | ns2.value-domain.com | ||||||
| NS | ns3.value-domain.com ⚠️ Not in zone NS records | ||||||
| NS | ns4.value-domain.com ⚠️ Not in zone NS records | ||||||
| MX | mail.be21.com ⭐ | ||||||
| MX | mx1.take5.jp(30) | ||||||
| TXT | google-site-verification=MMEhvHA-Uq8ITc6J0S55wwzMtLg4j7UI5ggfAG0gTV4 | ||||||
| TXT | v=spf1 mx include:spf-01.asahi-net.or.jp a:vps.take5-net.jp a:mail.take5-net.... | ||||||
| SOA | ns1.value-domain.comhostmaster@be21.com 2020-08-26 #19 | ||||||
WOT: UNKNOWN (68/100)
MX for
Same first word
Similar names
DNS History
7 records (1 active, 6 former)
○NSns1.value-domain.com2015-12-06 → 2016-07-12 · 4 obs
● 2016-07-12 04:01:30
○ 2017-01-10 08:22:56
○ 2026-06-29 15:35:04
○NSns2.value-domain.com2015-12-06 → 2016-07-12 · 4 obs
● 2016-07-12 04:01:30
○ 2017-01-10 08:22:56
○ 2026-06-29 15:35:04
○MXmail.take5.jp2015-12-06 → 2016-07-12 · 4 obs
● 2016-07-12 04:01:30
○ 2017-01-10 08:22:56
○ 2026-06-29 15:35:04
○A121.1.227.242007-11-26 → 2016-07-12 · 4 obs
● 2016-07-12 04:01:30
○ 2017-01-10 08:22:56
○ 2026-06-29 15:35:04
○A160.16.120.1142017-01-10 → 2017-01-10 · 4 obs
● 2017-01-10 08:22:56
○ 2026-03-02 15:26:50
○ 2026-06-29 15:35:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| be21.com | ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com, ns4.value-domain.com | 4 records |
✅ Authoritative Response
Server:172.64.53.3
NS records: ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com, ns4.value-domain.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for be21.com (unsigned zone)
⏱️ Timing
Total: 522ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| CNAME | 1 | vps.take5.jp |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com...)
Analysis
Mail Server Role
be21.com uses mail.be21.com as a mail server.
mx1.take5.jp and mail.be21.com are commonly paired as mail servers.
IP Addresses
mail.be21.com resolves to one IP address: 160.16.120.114.
take5.jp is an example of another host name that shares IP numbers with mail.be21.com.
Name Servers
mail.be21.com has three name servers — ns1.value-domain.com, ns2.value-domain.com and ns3.value-domain.com.
mail.be21.com partially shares its NS delegation with several other domains, including val-ir.com, bosc.jp, ipoca.ms and two others.
It is common to find these name servers alongside the name servers ns4.value-domain.com, ns5.value-domain.com, ns13.value-domain.com and two others.
Three hostnames, each with one IP address: ns1.value-domain.com points to 172.64.52.38, ns2.value-domain.com points to 172.64.53.3 and ns3.value-domain.com points to 172.64.52.38. Note that ns1.value-domain.com and ns3.value-domain.com share the same IP.
The host names ns1.value-domain.com and ns3.value-domain.com both resolve to 172.64.52.38 IP addresses.
Mail Servers
The MX records for mail.be21.com point to 7 mail servers — mx.take5.jp, vps.take5.jp, aspmx.l.google.com and 4 other.
mail.be21.com has at least partial mail server overlap with other domains such as pirinat.cat, yantmanagement.com, orlario.com.br and two more.
These mail servers commonly co-occur with mail servers alt2.aspmx.l.google.com, alt1.aspmx.l.google.com, alt4.aspmx.l.google.com and 5 others.
Hostnames that resolve to two IP addresses:
aspmx.l.google.com resolves to 64.233.180.27 and 2607:f8b0:4004:c0b::1b.
alt1.aspmx.l.google.com resolves to 108.177.123.26 and 2800:3f0:4003:c0f::1b.
alt2.aspmx.l.google.com resolves to 172.253.116.27 and 2a00:1450:400b:c02::1b.
alt3.aspmx.l.google.com resolves to 192.178.223.26 and 2a00:1450:4009:c0f::1b.
alt4.aspmx.l.google.com resolves to 172.253.157.27 and 2a00:1450:400c:c23::1b.