otoa.com - dns.ninja
otoa.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | 01.dnsv.jp ⭐ | ||||||
| A | 2400:8500:3300::53🇯🇵 GMO-DNS2400:8500:3300::/48 GMO Internet,inc. | ||||||
| PTR | 01.dnsv.jp | ||||||
| A | 157.7.32.53🇯🇵 GMO-DNS157.7.32.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 01.dnsv.jp | ||||||
| NS | 02.dnsv.jp | ||||||
| A | 157.7.33.53🇯🇵 GMO-DNS157.7.33.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 02.dnsv.jp | ||||||
| NS | 03.dnsv.jp | ||||||
| A | 2400:8500:3000::53🇯🇵 GMO-DNS2400:8500:3000::/48 GMO Internet,inc. | ||||||
| PTR | 03.dnsv.jp | ||||||
| A | 157.7.34.53🇯🇵 GMO-DNS157.7.34.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 03.dnsv.jp | ||||||
| NS | 04.dnsv.jp | ||||||
| A | 2400:8500:3fff::53🇯🇵 GMO-DNS2400:8500:3fff::/48 GMO Internet,inc. | ||||||
| PTR | 04.dnsv.jp | ||||||
| A | 157.7.35.53🇯🇵 GMO-DNS157.7.35.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 04.dnsv.jp | ||||||
| MX | mx.otoa.com ⭐ | ||||||
| A | 153.122.111.197🇯🇵 AS131921153.122.96.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K. | ||||||
| PTR | cr.ptr195.ptrcloud.net | ||||||
| MX | mail.otoa.com(100) | ||||||
| A | 210.158.47.46🇯🇵 AS131921210.158.40.0/21 GMO GlobalSign Holdings K.K. | ||||||
| PTR | p2e.p2f9ed2.servance.ne.jp | ||||||
| TXT | google-site-verification=OQLWYHFb4ZCtExYHWNXDetBbEuS1q43Jn5HpocwKq8Q | ||||||
| TXT | v=spf1 +ip4:153.126.208.131 +ip4:153.122.111.197/32 ~all | ||||||
| SOA | 01.dnsv.jphostmaster@dnsv.jp serial=1717639703 | ||||||
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=1786630014 | ||||||
rank #384211 in the tld
WOT: SAFE (62/100)
Subdomains
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●MXmail.otoa.com2015-08-02 → 2026-08-13 · 2 obs
● 2026-08-13 14:31:06
●MXmx.otoa.com2017-10-18 → 2026-08-13 · 3 obs
● 2017-10-18 16:21:44
● 2026-08-13 14:31:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| otoa.com | 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp | - |
✅ Authoritative Response
Server:157.7.34.53
NS records: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for otoa.com (unsigned zone)
⏱️ Timing
Total: 993ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | 01.dnsv.jp, 02.dnsv.jp... |
| MX | 2 | mail.otoa.com (pri: 100), mx.otoa.com (pri: 10) |
| TXT | 2 | google-site-verification=OQLWYHFb4ZCtExY, v=spf1 +ip4:153.126.208.131 +ip4:153.122 |
| SOA | 1 | 01.dnsv.jp hostmaster.dnsv.jp |
Analysis
Hierarchy
mini.otoa.com, mx.otoa.com, mail.otoa.com and www.otoa.com each fall under the parent domain otoa.com.
Name Servers
The NS records for otoa.com point to four name servers: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.
otoa.com partially shares its NS delegation with several other domains, including tagoju.co.jp, mu-pan.net, hab-co.jp and two others.
Host names that have two IP addresses:
01.dnsv.jp resolves to two addresses: 157.7.32.53 and 2400:8500:3300::53.
03.dnsv.jp resolves to two addresses: 157.7.34.53 and 2400:8500:3000::53.
04.dnsv.jp resolves to two addresses: 157.7.35.53 and 2400:8500:3fff::53.
Host names that point to one IP address:
The hostname 02.dnsv.jp resolves to 157.7.33.53.
Mail Servers
otoa.com is served by two mail servers, mail.otoa.com and mx.otoa.com.
mail.otoa.com resolves to 210.158.47.46. mx.otoa.com resolves to 153.122.111.197. Both host names point to a single IP number.