ctocweb.com - dns.ninja
ctocweb.com
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=1783828312 | ||||||
Subdomains
Same first word
ctocweb.com |
Similar names
DNS History
12 records (10 active, 2 former)
●MXalt1.aspmx.l.google.com2016-09-17 → 2026-07-12 · 3 obs
● 2016-09-17 15:25:28
● 2026-07-12 03:58:44
●MXalt2.aspmx.l.google.com2016-09-17 → 2026-07-12 · 3 obs
● 2016-09-17 15:25:28
● 2026-07-12 03:58:44
●MXaspmx.l.google.com2016-09-17 → 2026-07-12 · 3 obs
● 2016-09-17 15:25:28
● 2026-07-12 03:58:44
●MXaspmx2.googlemail.com2016-09-17 → 2026-07-12 · 3 obs
● 2016-09-17 15:25:28
● 2026-07-12 03:58:44
●MXaspmx3.googlemail.com2016-09-17 → 2026-07-12 · 3 obs
● 2016-09-17 15:25:28
● 2026-07-12 03:58:44
○MXmail.ctocweb.com2015-10-26 → 2016-03-29 · 4 obs
● 2016-03-29 17:03:42
○ 2016-09-17 15:25:28
○ 2026-07-12 03:58:44
○A218.45.176.1272016-03-29 → 2017-04-09 · 4 obs
● 2017-04-09 21:59:30
○ 2026-03-28 07:46:46
○ 2026-07-12 03:58:44
●A220.157.247.1782026-03-28 → 2026-07-12 · 3 obs
● 2026-03-28 07:46:46
● 2026-07-12 03:58:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, f.gtld-servers.net, c.gtld-servers.net, l.gtld-servers.net... | - |
| ctocweb.com | 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp | - |
✅ Authoritative Response
Server:157.7.33.53
NS records: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ctocweb.com (unsigned zone)
⏱️ Timing
Total: 1143ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 220.157.247.178 |
| NS | 4 | 01.dnsv.jp, 02.dnsv.jp... |
| MX | 5 | alt1.aspmx.l.google.com (pri: 5), alt2.aspmx.l.google.com (pri: 5)... |
| TXT | 3 | google-site-verification=Y9lwXqofzCFhHov, google-site-verification=k_eDpCof9WNgjCQ... |
| SOA | 1 | 01.dnsv.jp hostmaster.dnsv.jp |
Analysis
Hierarchy
The parent domain of www.ctocweb.com and mail.ctocweb.com is ctocweb.com.
IP Addresses
ctocweb.com directs to one IP number, which is 220.157.247.178.
There are other host names — s247178.ppp.asahi-net.or.jp among them — that share IP numbers with ctocweb.com.
Name Servers
The domain ctocweb.com is delegated to these four name servers: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.
ctocweb.com partially shares its NS delegation with several other domains, including kanda.mobi, shichiya.jp, eights.jp and two others.
Hosts with two IP numbers each:
01.dnsv.jp has two IP addresses: 157.7.32.53 and 2400:8500:3300::53.
03.dnsv.jp has two IP addresses: 157.7.34.53 and 2400:8500:3000::53.
04.dnsv.jp has two IP addresses: 157.7.35.53 and 2400:8500:3fff::53.
Hosts that resolve to one IP address:
02.dnsv.jp directs to 157.7.33.53.
Mail Servers
ctocweb.com is handled by five mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.
ctocweb.com shares at least some of its mail servers with other domains — for example naat.tech, recitethis.com, ns500794.ns500841.ns500841.ns500821.ns500821.ns500794.ns500794.ns500821.ns500821.ns500821.ns500795.ns500821.ns500794.ns500821.ns500795.ns500790.ns500795.lustypartnersfinder.com and two more.
It is common to find these mail servers paired with mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 more.
Hosts with two IP numbers each:
aspmx2.googlemail.com has two IP addresses: 108.177.123.26 and 2800:3f0:4003:c0f::1b.
aspmx3.googlemail.com has two IP addresses: 172.253.116.26 and 2a00:1450:400b:c02::1b.
aspmx.l.google.com has two IP addresses: 142.251.163.27 and 2607:f8b0:4004:c0b::1b.
alt1.aspmx.l.google.com has two IP addresses: 108.177.123.26 and 2800:3f0:4003:c0f::1a.
alt2.aspmx.l.google.com has two IP addresses: 172.253.116.27 and 2a00:1450:400b:c02::1b.
Host names pointing to 108.177.123.26 IP addresses: aspmx2.googlemail.com and alt1.aspmx.l.google.com.
Host names pointing to 2a00:1450:400b:c02::1b IP addresses: aspmx3.googlemail.com and alt2.aspmx.l.google.com.