list-checker.com - robtex.com
list-checker.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns01.idcfcloud.com ⭐ | ||||||
| A | 210.140.183.89🇯🇵 IDC210.140.128.0/18 Frontier Inc. | ||||||
| NS | ns02.idcfcloud.com | ||||||
| A | 211.10.28.207🇯🇵 IDC211.10.0.0/19 Frontier Inc. | ||||||
| NS | ns03.idcfcloud.com | ||||||
| A | 202.230.203.7🇯🇵 IDC202.230.200.0/22 Frontier Inc. | ||||||
| SOA | ns01.idcfcloud.comrlc-info@rakus-lc.co.jp serial=78 | ||||||
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=1785896189 | ||||||
Subdomains
Same first word
list-checker.com |
DNS History
3 records (3 active, 0 former)
●NSns01.idcfcloud.com2026-02-15 → 2026-08-05 · 2 obs
● 2026-08-05 02:26:18
●NSns02.idcfcloud.com2026-02-15 → 2026-08-05 · 2 obs
● 2026-08-05 02:26:18
●NSns03.idcfcloud.com2026-02-15 → 2026-08-05 · 2 obs
● 2026-08-05 02:26:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | m.gtld-servers.net, b.gtld-servers.net, e.gtld-servers.net, l.gtld-servers.net... | - |
| list-checker.com | ns01.idcfcloud.com, ns02.idcfcloud.com, ns03.idcfcloud.com | 3 records |
✅ Authoritative Response
Server:210.140.183.89
NS records: ns01.idcfcloud.com, ns02.idcfcloud.com, ns03.idcfcloud.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for list-checker.com (unsigned zone)
⏱️ Timing
Total: 777ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | ns01.idcfcloud.com, ns03.idcfcloud.com... |
| SOA | 1 | ns01.idcfcloud.com rlc-info.rakus-lc.co. |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns01.idcfcloud.com, ns02.idcfcloud.com, ns03.idcfcloud.com)
Analysis
Hierarchy
list-checker.com serves as the parent of smtp019.list-checker.com and smtp008.list-checker.com.
Name Servers
The authoritative name servers for list-checker.com are ns01.idcfcloud.com, ns02.idcfcloud.com and ns03.idcfcloud.com — three in total.
The name servers of list-checker.com overlap at least partially with those of other domains — among them 249.236.210.in-addr.arpa, ajh.co.jp, fonex.jp and two more.
The hostnames ns01.idcfcloud.com, ns02.idcfcloud.com and ns03.idcfcloud.com each resolve to a single IP: ns01.idcfcloud.com → 210.140.183.89, ns02.idcfcloud.com → 211.10.28.207, ns03.idcfcloud.com → 202.230.203.7.