4-seo.net - robtex.com
4-seo.net
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=1785637007 | ||||||
MX for
4-seo.net |
Subdomains
www.4-seo.net |
Same first word
4-seo.net |
Similar names
DNS History
8 records (7 active, 1 former)
●NSns1.xserver.jp2015-07-14 → 2026-08-02 · 2 obs
● 2026-08-02 02:31:10
●NSns2.xserver.jp2015-07-14 → 2026-08-02 · 2 obs
● 2026-08-02 02:31:10
●NSns3.xserver.jp2015-07-14 → 2026-08-02 · 2 obs
● 2026-08-02 02:31:10
●NSns4.xserver.jp2026-03-25 → 2026-08-02 · 3 obs
● 2026-03-25 10:57:58
● 2026-08-02 02:31:10
●NSns5.xserver.jp2026-03-25 → 2026-08-02 · 3 obs
● 2026-03-25 10:57:58
● 2026-08-02 02:31:10
●MX4-seo.net2015-07-14 → 2026-08-02 · 2 obs
● 2026-08-02 02:31:10
●A202.226.37.1332026-03-25 → 2026-08-02 · 3 obs
● 2026-03-25 10:57:58
● 2026-08-02 02:31:10
○A210.188.201.1332015-07-14 → 2017-04-03 · 4 obs
● 2017-04-03 05:15:10
○ 2026-03-25 10:57:58
○ 2026-08-02 02:31:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| 4-seo.net | ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp... | - |
✅ Authoritative Response
Server:202.226.36.246
NS records: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp, ns5.xserver.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 4-seo.net (unsigned zone)
⏱️ Timing
Total: 1142ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 202.226.37.133 |
| NS | 3 | ns2.xserver.jp, ns3.xserver.jp... |
| MX | 1 | 4-seo.net (pri: 0) |
| TXT | 1 | v=spf1 +a:sv113.xserver.jp +a:4-seo.net |
| SOA | 1 | ns1.xserver.jp root.xserver.jp |
Analysis
Hierarchy
www.4-seo.net is a subdomain of 4-seo.net.
Mail Server Role
4-seo.net serves as a mail server for 4-seo.net.
IP Addresses
4-seo.net has exactly one IP address — 202.226.37.133.
ougaku.com, oceanconserve.org, antico.d-tool.net plus two other host names have IP numbers in common with 4-seo.net.
Name Servers
Five name servers handle delegation for 4-seo.net: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp and two others.
The name servers of 4-seo.net overlap at least partially with those of other domains — among them tagawaharikyu.com, tamakiya-gofuku.tokyo.jp, e-fune.jp and two more.
These name servers commonly appear alongside the name servers ns4.xserver.jp and ns5.xserver.jp.
Host names carrying three IP numbers:
ns1.xserver.jp maps to three IP addresses: 202.226.36.164, 202.226.36.170 and 202.226.36.246.
ns4.xserver.jp maps to three IP addresses: 183.90.224.226, 183.90.224.230 and 202.226.39.247.
ns5.xserver.jp maps to three IP addresses: 157.112.182.218, 157.112.182.220 and 202.226.37.247.
Host names resolving to a single IP address:
ns2.xserver.jp resolves to the IP address 35.72.43.26.
ns3.xserver.jp resolves to the IP address 202.226.36.247.
Mail Servers
4-seo.net uses exactly one mail server, which is 4-seo.net.
4-seo.net resolves to 202.226.37.133 and no other IP number.