ycmail.jp - robtex.com
ycmail.jp
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=1778460303 | ||||||
Subdomains
mail.ycmail.jp |
Same first word
Similar names
DNS History
13 records (6 active, 7 former)
●NSns-1360.awsdns-42.org2026-04-08 → 2026-05-11 · 3 obs
● 2026-04-08 13:11:10
● 2026-05-11 00:59:28
●NSns-1640.awsdns-13.co.uk2026-04-08 → 2026-05-11 · 3 obs
● 2026-04-08 13:11:10
● 2026-05-11 00:59:28
●NSns-8.awsdns-01.com2026-04-08 → 2026-05-11 · 3 obs
● 2026-04-08 13:11:10
● 2026-05-11 00:59:28
●NSns-859.awsdns-43.net2026-04-08 → 2026-05-11 · 3 obs
● 2026-04-08 13:11:10
● 2026-05-11 00:59:28
○NSns1.firstserver.ne.jp2015-08-22 → 2017-04-10 · 4 obs
● 2017-04-10 10:19:02
○ 2026-04-08 13:11:10
○ 2026-05-11 00:59:28
○NSns2.firstserver.ne.jp2015-08-22 → 2017-04-10 · 4 obs
● 2017-04-10 10:19:02
○ 2026-04-08 13:11:10
○ 2026-05-11 00:59:28
○NSns3.firstserver.ne.jp2015-08-22 → 2017-04-10 · 4 obs
● 2017-04-10 10:19:02
○ 2026-04-08 13:11:10
○ 2026-05-11 00:59:28
○NSns4.firstserver.ne.jp2015-08-22 → 2017-04-10 · 4 obs
● 2017-04-10 10:19:02
○ 2026-04-08 13:11:10
○ 2026-05-11 00:59:28
●MXmail.ycmail.jp2015-08-22 → 2026-05-11 · 2 obs
● 2026-05-11 00:59:28
○MXmx1.firstserver.ne.jp2015-08-22 → 2017-04-10 · 4 obs
● 2017-04-10 10:19:02
○ 2026-04-08 13:11:10
○ 2026-05-11 00:59:28
○MXmx2.firstserver.ne.jp2015-08-22 → 2017-04-10 · 4 obs
● 2017-04-10 10:19:02
○ 2026-04-08 13:11:10
○ 2026-05-11 00:59:28
○A164.46.179.2432015-08-22 → 2017-04-10 · 4 obs
● 2017-04-10 10:19:02
○ 2026-04-08 13:11:10
○ 2026-05-11 00:59:28
●A164.46.46.1622026-04-08 → 2026-05-11 · 3 obs
● 2026-04-08 13:11:10
● 2026-05-11 00:59:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | h.dns.jp, b.dns.jp, f.dns.jp, a.dns.jp... | - |
| ycmail.jp | ns-1640.awsdns-13.co.uk, ns-859.awsdns-43.net, ns-8.awsdns-01.com, ns-1360.awsdns-42.org | - |
✅ Authoritative Response
Server:205.251.197.80
NS records: ns-1640.awsdns-13.co.uk, ns-859.awsdns-43.net, ns-8.awsdns-01.com, ns-1360.awsdns-42.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ycmail.jp (unsigned zone)
⏱️ Timing
Total: 829ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 164.46.46.162 |
| NS | 4 | ns-1360.awsdns-42.org, ns-1640.awsdns-13.co.uk... |
| MX | 1 | mail.ycmail.jp (pri: 100) |
| TXT | 1 | v=spf1 ip4:164.46.46.162 ~all |
| SOA | 1 | ns-1640.awsdns-13.co.uk awsdns-hostmaste |
Analysis
Hierarchy
ycmail.jp is the parent of mail.ycmail.jp.
IP Addresses
ycmail.jp resolves to one IP number: 164.46.46.162.
Other host names, for instance mail.ycmail.jp, share IP numbers with ycmail.jp.
Name Servers
ycmail.jp is delegated to four name servers: ns-8.awsdns-01.com, ns-859.awsdns-43.net, ns-1360.awsdns-42.org and ns-1640.awsdns-13.co.uk.
ycmail.jp at least partially shares name servers with other domains, for instance lafourchette.org, walkingtallmedia.com, oriontelescopes.info, sasakirico.com and bodnarandsonflorist.com.
These name servers are commonly used with ns-819.awsdns-38.net, ns-455.awsdns-56.com and ns-1461.awsdns-54.org.
Host names with two IP numbers:
ns-8.awsdns-01.com points to 2600:9000:5300:800::1 and 205.251.192.8; ns-859.awsdns-43.net points to 2600:9000:5303:5b00::1 and 205.251.195.91; ns-1360.awsdns-42.org points to 2600:9000:5305:5000::1 and 205.251.197.80; ns-1640.awsdns-13.co.uk points to 2600:9000:5306:6800::1 and 205.251.198.104.
Mail Servers
ycmail.jp is handled by a single mail server, mail.ycmail.jp.
ycmail.jp shares the same mail server setup as other domains, for instance mail.ycmail.jp.
mail.ycmail.jp resolves to IP 164.46.46.162.