book-cave.com - robtex.com
book-cave.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 172.237.86.240🇺🇸 AKAMAI-LINODE-AP172.237.64.0/19 Akamai Technologies, Inc. | ||||||
| PTR | server.mydigitalhut.com | ||||||
| NS | ns1.earnesthost.sg ⭐ | ||||||
| NS | ns1.earnesthosting.net | ||||||
| A | 172.237.86.240🇺🇸 AKAMAI-LINODE-AP172.237.64.0/19 Akamai Technologies, Inc. | ||||||
| PTR | server.mydigitalhut.com | ||||||
| NS | ns2.earnesthosting.net | ||||||
| A | 172.237.86.240🇺🇸 AKAMAI-LINODE-AP172.237.64.0/19 Akamai Technologies, Inc. | ||||||
| PTR | server.mydigitalhut.com | ||||||
| MX | mail.book-cave.com ⭐ | ||||||
| A | 172.237.86.240🇺🇸 AKAMAI-LINODE-AP172.237.64.0/19 Akamai Technologies, Inc. | ||||||
| PTR | server.mydigitalhut.com | ||||||
| TXT | v=spf1 a mx ip4:172.237.86.240 -all | ||||||
| SOA | ns1.earnesthost.sgroot@book-cave.com 2026-03-30 #2 | ||||||
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=1774973312 | ||||||
Previously MX for
book-cave.com |
Same first word
book-cave.com |
DNS History
14 records (5 active, 9 former)
○NSns1.earnesthost.net2026-03-18 → 2026-03-31 · 2 obs
○ 2026-03-31 16:17:14
●NSns1.earnesthost.sg2016-04-23 → 2026-03-31 · 3 obs
● 2016-04-23 09:08:50
● 2026-03-31 16:17:14
●NSns1.earnesthosting.net2015-08-09 → 2026-03-31 · 6 obs
● 2016-01-23 21:28:38
○ 2016-04-23 09:08:50
○ 2020-01-17 08:58:12
● 2026-03-18 21:47:30
● 2026-03-31 16:17:14
○NSns2.earnesthost.sg2016-04-23 → 2020-01-17 · 5 obs
● 2016-04-23 09:08:50
● 2020-01-17 08:58:12
○ 2026-03-18 21:47:30
○ 2026-03-31 16:17:14
●NSns2.earnesthosting.net2015-08-09 → 2026-03-31 · 6 obs
● 2016-01-23 21:28:38
○ 2016-04-23 09:08:50
○ 2020-01-17 08:58:12
● 2026-03-18 21:47:30
● 2026-03-31 16:17:14
○NSns2.earnestshost.net2026-03-18 → 2026-03-31 · 2 obs
○ 2026-03-31 16:17:14
○MXbook-cave.com2015-08-09 → 2020-01-17 · 4 obs
● 2020-01-17 08:58:12
○ 2026-03-18 21:47:30
○ 2026-03-31 16:17:14
○MXbookcave-com01b.mail.eo.outlook.com2015-08-09 → 2020-01-17 · 4 obs
● 2020-01-17 08:58:12
○ 2026-03-18 21:47:30
○ 2026-03-31 16:17:14
○MXbookcave-com01b.mail.protection.outlook.com2026-03-18 → 2026-03-31 · 2 obs
○ 2026-03-31 16:17:14
●MXmail.book-cave.com2026-03-18 → 2026-03-31 · 3 obs
● 2026-03-18 21:47:30
● 2026-03-31 16:17:14
○A139.162.37.1342016-04-23 → 2020-01-17 · 5 obs
● 2016-04-23 09:08:50
● 2020-01-17 08:58:12
○ 2026-03-18 21:47:30
○ 2026-03-31 16:17:14
●A172.237.86.2402026-03-18 → 2026-03-31 · 3 obs
● 2026-03-18 21:47:30
● 2026-03-31 16:17:14
○A180.210.205.2222015-08-09 → 2016-01-23 · 4 obs
● 2016-01-23 21:28:38
○ 2016-04-23 09:08:50
○ 2026-03-31 16:17:14
○A45.118.132.1822026-03-18 → 2026-03-31 · 2 obs
○ 2026-03-31 16:17:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| book-cave.com | ns2.earnesthosting.net, ns1.earnesthosting.net | - |
✅ Authoritative Response
Server:172.237.86.240
NS records: ns2.earnesthosting.net, ns1.earnesthosting.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for book-cave.com (unsigned zone)
⏱️ Timing
Total: 1179ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 172.237.86.240 |
| NS | 2 | ns1.earnesthosting.net, ns2.earnesthosting.net |
| MX | 1 | mail.book-cave.com (pri: 0) |
| TXT | 1 | v=spf1 a mx ip4:172.237.86.240 -all |
| SOA | 1 | ns1.earnesthost.sg root.book-cave.com |
Analysis
IP Addresses
book-cave.com resolves to a single IP: 172.237.86.240.
Other host names, for instance mail.server.mydigitalhut.com, yorkool.com.sg, mail.soclever.com.sg, ns2.earnesthosting.net and earnesthost.sg share IP numbers with book-cave.com.
Name Servers
book-cave.com delegates to three name servers: ns1.earnesthosting.net, ns2.earnesthosting.net and ns1.earnesthost.sg.
book-cave.com shares some name servers with other domains, for example i-love-cooking.com, healthchampions.com.sg, yorkool.com.sg, earnesthost.com and calibra-travel.com.
These name servers are often used together with ns2.earnesthost.sg, ns1.mydigitalhut.com and ns2.mydigitalhut.com.
Host names with one IP number:
ns1.earnesthosting.net points to: 172.237.86.240
ns2.earnesthosting.net points to: 172.237.86.240
Names pointing to 172.237.86.240: ns1.earnesthosting.net and ns2.earnesthosting.net
Mail Servers
book-cave.com is handled by a single mail server, mail.book-cave.com.
Host name mail.book-cave.com points to IP 172.237.86.240.