lifenavi.jp - robtex.com
lifenavi.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 143.125.227.231🇯🇵 InfoSphere143.125.224.0/19 INFOSPHERE | ||||||
| PTR | lifenavi.jp | ||||||
| NS | ns2.mcnet.ad.jp ⭐ | ||||||
| A | 2001:350:2:17::2🇯🇵 MCNET2001:350::/32 NTT SmartConnect Corp. | ||||||
| PTR | ns2.mcnet.ad.jp | ||||||
| A | 210.172.32.132🇯🇵 MCNET210.172.32.0/19 | ||||||
| PTR | ns2.mcnet.ad.jp | ||||||
| NS | ns.mcnet.ad.jp | ||||||
| A | 2001:350:2:16::2🇯🇵 MCNET2001:350::/32 NTT SmartConnect Corp. | ||||||
| PTR | ns.mcnet.ad.jp | ||||||
| A | 210.172.32.50🇯🇵 MCNET210.172.32.0/19 | ||||||
| PTR | ns.mcnet.ad.jp | ||||||
| MX | mail.lifenavi.jp ⭐ | ||||||
| A | 143.125.227.231🇯🇵 InfoSphere143.125.224.0/19 INFOSPHERE | ||||||
| PTR | lifenavi.jp | ||||||
| TXT | v=spf1 include:lifenavi.jp.spf.hosting-pf.net ~all | ||||||
| SOA | ns.mcnet.ad.jppostmaster@mcnet.ad.jp 2006-09-27 #4 | ||||||
jp
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | z.dns.jp ⭐ | ||||||
| NS | a.dns.jp | ||||||
| NS | b.dns.jp | ||||||
| NS | c.dns.jp | ||||||
| NS | d.dns.jp | ||||||
| NS | e.dns.jp | ||||||
| NS | f.dns.jp | ||||||
| NS | g.dns.jp | ||||||
| NS | h.dns.jp | ||||||
| SOA | z.dns.jproot@dns.jp serial=1784789102 | ||||||
PTR for
Subdomains
mail.lifenavi.jp |
Same first word
Similar names
invalife.ru |
ifanlive.com |
navifile.com |
vinafiel.com |
fivelian.com |
navilife.co |
finelvia.com |
vinafile.com |
leviafin.com |
navilife.com |
DNS History
5 records (4 active, 1 former)
●NSns.mcnet.ad.jp2015-07-08 → 2026-07-23 · 2 obs
● 2026-07-23 07:22:12
●NSns2.mcnet.ad.jp2015-07-08 → 2026-07-23 · 2 obs
● 2026-07-23 07:22:12
●MXmail.lifenavi.jp2015-07-08 → 2026-07-23 · 2 obs
● 2026-07-23 07:22:12
●A143.125.227.2312019-12-25 → 2026-07-23 · 3 obs
● 2019-12-25 02:53:52
● 2026-07-23 07:22:12
○A210.172.48.1552015-07-08 → 2017-02-03 · 4 obs
● 2017-02-03 19:11:38
○ 2019-12-25 02:53:52
○ 2026-07-23 07:22:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | e.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp... | - |
| lifenavi.jp | ns2.mcnet.ad.jp, ns.mcnet.ad.jp | 2 records |
✅ Authoritative Response
Server:210.172.32.50
NS records: ns2.mcnet.ad.jp, ns.mcnet.ad.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for lifenavi.jp (unsigned zone)
⏱️ Timing
Total: 916ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 143.125.227.231 |
| NS | 2 | ns2.mcnet.ad.jp, ns.mcnet.ad.jp |
| MX | 1 | mail.lifenavi.jp (pri: 10) |
| TXT | 1 | v=spf1 include:lifenavi.jp.spf.hosting-p |
| SOA | 1 | ns.mcnet.ad.jp postmaster.mcnet.ad.jp |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns.mcnet.ad.jp, ns2.mcnet.ad.jp)
Analysis
Hierarchy
The domain mail.lifenavi.jp falls under the parent lifenavi.jp.
IP Addresses
lifenavi.jp directs to one IP number, which is 143.125.227.231.
Other host names share IP numbers with lifenavi.jp; mail.lifenavi.jp is one such example.
Name Servers
lifenavi.jp is served by two delegated name servers, ns2.mcnet.ad.jp and ns.mcnet.ad.jp.
lifenavi.jp has the same name server delegation as a number of other domains, such as oac1962.or.jp, kappo-tanida.com, jsce-chubu.jp and two more.
At least some of lifenavi.jp's name servers are shared with other domains, for example kj-c.jp, 182.211.203.in-addr.arpa, u-pohs.com and two more.
Each of the two host names carries two IP addresses: ns2.mcnet.ad.jp points to 210.172.32.132 and 2001:350:2:17::2, and ns.mcnet.ad.jp points to 210.172.32.50 and 2001:350:2:16::2.
Mail Servers
lifenavi.jp routes its mail through a single mail server, mail.lifenavi.jp.
There is one IP number for mail.lifenavi.jp: 143.125.227.231.