book2us.com - robtex.com
book2us.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 104.198.86.30🇯🇵 Google104.198.80.0/20 | ||||||
| PTR | 30.86.198.104.bc.googleusercontent.com | ||||||
| NS | ns1.bluehost.com ⭐ | ||||||
| A | 162.159.24.80Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns1.bluehost.com | ||||||
| NS | ns2.bluehost.com | ||||||
| A | 162.159.25.175Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns2.bluehost.com | ||||||
| MX | book2us.com ⭐ | ||||||
| A | 104.198.86.30🇯🇵 Google104.198.80.0/20 | ||||||
| PTR | 30.86.198.104.bc.googleusercontent.com | ||||||
| TXT | v=spf1 a mx ptr include:com ?all | ||||||
| SOA | ns1.bluehost.comdnsadmin@bluehost.com 2018-03-10 #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=1778629606 | ||||||
MX for
book2us.com |
Subdomains
mail.book2us.com |
Same first word
book2us.com |
Similar names
DNS History
7 records (4 active, 3 former)
●NSns1.bluehost.com2016-04-16 → 2026-05-12 · 2 obs
● 2026-05-12 23:49:30
●NSns2.bluehost.com2017-02-08 → 2026-05-12 · 3 obs
● 2017-02-08 04:19:08
● 2026-05-12 23:49:30
●MXbook2us.com2017-02-08 → 2026-05-12 · 2 obs
● 2026-05-12 23:49:30
●A104.198.86.302017-02-08 → 2026-05-12 · 3 obs
● 2017-02-08 04:19:08
● 2026-05-12 23:49:30
○A52.193.183.2142016-04-16 → 2016-04-16 · 3 obs
○ 2017-02-08 04:19:08
○ 2026-05-12 23:49:30
○A54.65.184.722016-04-16 → 2016-04-16 · 3 obs
○ 2017-02-08 04:19:08
○ 2026-05-12 23:49:30
○CNAMElb-formalvpc-281549660.ap-northeast-1.elb.amazonaws.com2016-04-16 → 2016-04-16 · 3 obs
○ 2017-02-08 04:19:08
○ 2026-05-12 23:49:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, h.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| book2us.com | ns1.bluehost.com, ns2.bluehost.com | 2 records |
✅ Authoritative Response
Server:162.159.24.80
NS records: ns1.bluehost.com, ns2.bluehost.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for book2us.com (unsigned zone)
⏱️ Timing
Total: 390ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 104.198.86.30 |
| NS | 2 | ns2.bluehost.com, ns1.bluehost.com |
| MX | 1 | book2us.com (pri: 0) |
| TXT | 1 | v=spf1 a mx ptr include:com ?all |
| SOA | 1 | ns1.bluehost.com dnsadmin.bluehost.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.bluehost.com, ns2.bluehost.com)
Analysis
Hierarchy
book2us.com is parent of mail.book2us.com.
Mail Server Role
book2us.com serves as a mail server for book2us.com.
IP Addresses
book2us.com points to a single IP: 104.198.86.30.
Other host names, for instance 30.86.198.104.bc.googleusercontent.com, share IP numbers with book2us.com.
Name Servers
book2us.com's delegation is to two name servers ns1.bluehost.com and ns2.bluehost.com.
book2us.com shares the same name server configuration as other domains, such as 412ammo.com, yerwel.com, kimodontics.com, leighsloan.com and qvv.fyn.mybluehost.me.
book2us.com shares name servers with other domains to some extent, for instance elf.ajt.mybluehost.me, acymed.com, offpistepictures.com and susanco.com.
Host names with a single IP:
ns1.bluehost.com resolves to 162.159.24.80.
ns2.bluehost.com resolves to 162.159.25.175.
Mail Servers
book2us.com is handled by a single mail server.
book2us.com points to IP number 104.198.86.30.