sei-sin.com - robtex.com
sei-sin.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 160.251.151.129🇯🇵 GMOOSK-NET160.251.151.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | s306.xrea.com | ||||||
| NS | ns11.value-domain.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 172.64.52.98🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.52.184🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns1.value-domain.com ⚠️ Not in zone NS records | ||||||
| A | 172.64.52.38🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.52.161🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns12.value-domain.com ⚠️ Not in zone NS records | ||||||
| A | 172.64.53.86🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.53.188🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns13.value-domain.com ⚠️ Not in zone NS records | ||||||
| A | 172.64.52.98🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.52.184🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.value-domain.com ⚠️ Not in parent delegation | ||||||
| A | 172.64.53.3🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.53.115🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| MX | sei-sin.com ⭐ | ||||||
| A | 160.251.151.129🇯🇵 GMOOSK-NET160.251.151.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | s306.xrea.com | ||||||
| TXT | v=spf1 ip4:160.251.151.129 ~all | ||||||
| SOA | ns1.value-domain.comhostmaster@sei-sin.com 2020-08-27 #0 | ||||||
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=1776130282 | ||||||
MX for
sei-sin.com |
Subdomains
www2.sei-sin.com |
Same first word
Similar names
i-sensi.com |
sinei-s.jp |
sinei-s.net |
nis-sei.co.jp |
sin-sei.net |
e-nissi.com |
sin-sei.info |
sinei-s.co.jp |
enisi-s.com |
DNS History
7 records (7 active, 0 former)
●NSns1.value-domain.com2026-03-04 → 2026-04-14 · 2 obs
● 2026-04-14 01:33:26
●NSns11.value-domain.com2026-03-04 → 2026-04-14 · 2 obs
● 2026-04-14 01:33:26
●NSns12.value-domain.com2026-03-04 → 2026-04-14 · 2 obs
● 2026-04-14 01:33:26
●NSns13.value-domain.com2026-03-04 → 2026-04-14 · 2 obs
● 2026-04-14 01:33:26
●NSns2.value-domain.com2026-03-04 → 2026-04-14 · 2 obs
● 2026-04-14 01:33:26
●MXsei-sin.com2026-03-04 → 2026-04-14 · 2 obs
● 2026-04-14 01:33:26
●A160.251.151.1292026-03-04 → 2026-04-14 · 2 obs
● 2026-04-14 01:33:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| sei-sin.com | ns11.value-domain.com, ns12.value-domain.com, ns13.value-domain.com | 3 records |
✅ Authoritative Response
Server:172.64.53.86
NS records: ns11.value-domain.com, ns12.value-domain.com, ns13.value-domain.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sei-sin.com (unsigned zone)
⏱️ Timing
Total: 427ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 160.251.151.129 |
| NS | 2 | ns1.value-domain.com, ns2.value-domain.com |
| MX | 1 | sei-sin.com (pri: 10) |
| TXT | 1 | v=spf1 ip4:160.251.151.129 ~all |
| SOA | 1 | ns1.value-domain.com hostmaster.sei-sin. |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns11.value-domain.com, ns12.value-domain.com, ns13.value-domain.com)
Analysis
Hierarchy
The parent of www2.sei-sin.com is sei-sin.com.
Mail Server Role
sei-sin.com serves as the mail server for sei-sin.com.
IP Addresses
sei-sin.com points to an IP address: 160.251.151.129.
other host names include haru-no-sora.com, www2.sei-sin.com, first-repair.com, makana-lani.net and dinoclub.net; they share IP numbers with sei-sin.com.
Name Servers
sei-sin.com is delegated to five name servers: ns11.value-domain.com, ns12.value-domain.com, ns13.value-domain.com, ns1.value-domain.com and ns2.value-domain.com.
sei-sin.com at least partially shares name servers with other domains, for instance sugarport.com, aidseek.com, saku.in, gokusen.co.jp and yano(0x73686974)a.com.
These name servers are commonly used alongside ns3.value-domain.com, ns4.value-domain.com and ns5.value-domain.com.
Host names with two IP numbers
ns11.value-domain.com points to 172.64.52.98 and 172.64.52.184
ns12.value-domain.com points to 172.64.53.86 and 172.64.53.188
ns13.value-domain.com points to 172.64.52.98 and 172.64.52.184
ns1.value-domain.com points to 172.64.52.38 and 172.64.52.161
ns2.value-domain.com points to 172.64.53.3 and 172.64.53.115
Host names pointing to 172.64.52.98: ns11.value-domain.com and ns13.value-domain.com
Host names pointing to 172.64.52.184: ns11.value-domain.com and ns13.value-domain.com
Mail Servers
sei-sin.com is handled by a single mail server.
The host name sei-sin.com points to IP 160.251.151.129.