ohtabooks.com - robtex.com
ohtabooks.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 219.94.155.221 | ||||||
| NS | 01.dnsv.jp ⭐ | ||||||
| NS | 02.dnsv.jp | ||||||
| NS | 03.dnsv.jp | ||||||
| NS | 04.dnsv.jp | ||||||
| MX | aspmx.l.google.com ⭐ | ||||||
| A | 2607:f8b0:4004:c19::1b🇺🇸 Google2607:f8b0:4004::/48 | ||||||
| A | 172.253.62.27🇺🇸 Google172.253.62.0/24 | ||||||
| MX | alt1.aspmx.l.google.com(20) | ||||||
| A | 2607:f8b0:4003:c30::1b🇺🇸 Google2607:f8b0:4003::/48 | ||||||
| A | 74.125.27.26🇺🇸 Google74.125.27.0/24 | ||||||
| MX | alt2.aspmx.l.google.com(20) | ||||||
| A | 2607:f8b0:4001:c70::1a🇺🇸 Google2607:f8b0:4001::/48 | ||||||
| A | 192.178.209.26🇺🇸 Google192.178.209.0/24 | ||||||
| MX | aspmx2.googlemail.com(30) | ||||||
| MX | aspmx3.googlemail.com(30) | ||||||
| MX | www431b.sakura.ne.jp(50) | ||||||
| TXT | google-site-verification=DW7-jkDdvuRK70YCZ4ivH2ZQ0PjPU6AciOMjq3RB0gg | ||||||
| TXT | google-site-verification=icGQhFRfyDvfH9F55BFFI2rCo4ViwrF4qZ9fhRufvLg | ||||||
| TXT | v=spf1 include:_spf.google.com +ip4:153.122.119.40 include:sender.zcsend.jp i... | ||||||
| SOA | 01.dnsv.jphostmaster@dnsv.jp serial=1728228914 | ||||||
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=1771291435 | ||||||
rank #82514 in the tld
WOT: SAFE (94/100)
📈 Tranco rank: #615,277
Previously MX for
ohtabooks.com |
Same first word
ohtabooks.com |
Similar names
DNS History
16 records (11 active, 5 former)
●NS01.dnsv.jp2016-03-16 → 2026-03-11 · 3 obs
○ 2015-12-14 04:09:44
● 2016-03-16 21:32:14
● 2026-03-11 11:59:36
● 2016-03-16 21:32:14
● 2026-03-11 11:59:36
●NS02.dnsv.jp2016-03-16 → 2026-03-11 · 3 obs
○ 2015-12-14 04:09:44
● 2016-03-16 21:32:14
● 2026-03-11 11:59:36
● 2016-03-16 21:32:14
● 2026-03-11 11:59:36
●NS03.dnsv.jp2016-03-16 → 2026-03-11 · 3 obs
○ 2015-12-14 04:09:44
● 2016-03-16 21:32:14
● 2026-03-11 11:59:36
● 2016-03-16 21:32:14
● 2026-03-11 11:59:36
●NS04.dnsv.jp2016-03-16 → 2026-03-11 · 3 obs
○ 2015-12-14 04:09:44
● 2016-03-16 21:32:14
● 2026-03-11 11:59:36
● 2016-03-16 21:32:14
● 2026-03-11 11:59:36
○NSmaster.dns.ne.jp2015-09-02 → 2015-12-14 · 4 obs
● 2015-09-02 04:04:40
● 2015-12-14 04:09:44
○ 2016-03-16 21:32:14
○ 2026-03-11 11:59:36
● 2015-12-14 04:09:44
○ 2016-03-16 21:32:14
○ 2026-03-11 11:59:36
○NSns1.dns.ne.jp2015-09-02 → 2015-12-14 · 4 obs
● 2015-09-02 04:04:40
● 2015-12-14 04:09:44
○ 2016-03-16 21:32:14
○ 2026-03-11 11:59:36
● 2015-12-14 04:09:44
○ 2016-03-16 21:32:14
○ 2026-03-11 11:59:36
○NSns2.dns.ne.jp2015-09-02 → 2015-12-14 · 4 obs
● 2015-09-02 04:04:40
● 2015-12-14 04:09:44
○ 2016-03-16 21:32:14
○ 2026-03-11 11:59:36
● 2015-12-14 04:09:44
○ 2016-03-16 21:32:14
○ 2026-03-11 11:59:36
●MXalt1.aspmx.l.google.com2016-03-16 → 2026-03-11 · 3 obs
○ 2015-12-14 04:09:44
● 2016-03-16 21:32:14
● 2026-03-11 11:59:36
● 2016-03-16 21:32:14
● 2026-03-11 11:59:36
●MXalt2.aspmx.l.google.com2016-03-16 → 2026-03-11 · 3 obs
○ 2015-12-14 04:09:44
● 2016-03-16 21:32:14
● 2026-03-11 11:59:36
● 2016-03-16 21:32:14
● 2026-03-11 11:59:36
●MXaspmx.l.google.com2016-03-16 → 2026-03-11 · 3 obs
○ 2015-12-14 04:09:44
● 2016-03-16 21:32:14
● 2026-03-11 11:59:36
● 2016-03-16 21:32:14
● 2026-03-11 11:59:36
●MXaspmx2.googlemail.com2016-03-16 → 2026-03-11 · 3 obs
○ 2015-12-14 04:09:44
● 2016-03-16 21:32:14
● 2026-03-11 11:59:36
● 2016-03-16 21:32:14
● 2026-03-11 11:59:36
●MXaspmx3.googlemail.com2016-03-16 → 2026-03-11 · 3 obs
○ 2015-12-14 04:09:44
● 2016-03-16 21:32:14
● 2026-03-11 11:59:36
● 2016-03-16 21:32:14
● 2026-03-11 11:59:36
○MXohtabooks.com2015-09-02 → 2015-12-14 · 4 obs
● 2015-09-02 04:04:40
● 2015-12-14 04:09:44
○ 2016-03-16 21:32:14
○ 2026-03-11 11:59:36
● 2015-12-14 04:09:44
○ 2016-03-16 21:32:14
○ 2026-03-11 11:59:36
●MXwww431b.sakura.ne.jp2016-03-16 → 2026-03-11 · 3 obs
○ 2015-12-14 04:09:44
● 2016-03-16 21:32:14
● 2026-03-11 11:59:36
● 2016-03-16 21:32:14
● 2026-03-11 11:59:36
●A219.94.155.2212015-09-02 → 2026-03-11 · 2 obs
● 2015-09-02 04:04:40
● 2026-03-11 11:59:36
● 2026-03-11 11:59:36
○A2403:3a00:106:4:219:94:155:2212015-09-02 → 2015-12-14 · 4 obs
● 2015-09-02 04:04:40
● 2015-12-14 04:09:44
○ 2016-03-16 21:32:14
○ 2026-03-11 11:59:36
● 2015-12-14 04:09:44
○ 2016-03-16 21:32:14
○ 2026-03-11 11:59:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, m.gtld-servers.net, a.gtld-servers.net, h.gtld-servers.net... | - |
| ohtabooks.com | 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp | - |
✅ Authoritative Response
Server: 157.7.32.53
NS records: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ohtabooks.com (unsigned zone)
⏱️ Timing
Total: 2772ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 219.94.155.221 |
| NS | 4 | 01.dnsv.jp, 02.dnsv.jp... |
| MX | 6 | alt1.aspmx.l.google.com (pri: 20), alt2.aspmx.l.google.com (pri: 20)... |
| TXT | 3 | google-site-verification=DW7-jkDdvuRK70Y, google-site-verification=icGQhFRfyDvfH9F... |
| SOA | 1 | 01.dnsv.jp hostmaster.dnsv.jp |
Analysis
IP Addresses
ohtabooks.com points to a single IP address: 219.94.155.221.
Name Servers
ohtabooks.com is delegated to four name servers: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.
Mail Servers
ohtabooks.com is handled by six mail servers, aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com, www431b.sakura.ne.jp, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.
Host names with two IP numbers:
aspmx.l.google.com points to 2607:f8b0:4004:c19::1b and 172.253.62.27
alt1.aspmx.l.google.com points to 2607:f8b0:4003:c30::1b and 74.125.27.26
alt2.aspmx.l.google.com points to 2607:f8b0:4001:c70::1a and 192.178.209.26