lukubook.com - robtex.com
lukubook.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 178.107.162.63🇬🇧 BT-UK-AS178.107.128.0/17 Globaldata Investments INC Suite 3346 1055 West 7th street,Los Angeles | ||||||
| NS | gannon.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2c3b🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | gannon.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c33b🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | gannon.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:233b🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | gannon.ns.cloudflare.com | ||||||
| A | 108.162.195.59🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | gannon.ns.cloudflare.com | ||||||
| A | 162.159.44.59Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | gannon.ns.cloudflare.com | ||||||
| A | 172.64.35.59🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | gannon.ns.cloudflare.com | ||||||
| NS | grannbo.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:2696🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | grannbo.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c296🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | grannbo.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2296🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | grannbo.ns.cloudflare.com | ||||||
| A | 108.162.194.150🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | grannbo.ns.cloudflare.com | ||||||
| A | 162.159.38.150Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | grannbo.ns.cloudflare.com | ||||||
| A | 172.64.34.150🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | grannbo.ns.cloudflare.com | ||||||
| MX | m0d08.lukubook.com ⭐ | ||||||
| MX | m4e5b.lukubook.com(50) | ||||||
| TXT | v=spf1 include:usfe22a.lukubook.com -all | ||||||
| SOA | gannon.ns.cloudflare.comdns@cloudflare.com serial=2411629683 | ||||||
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=1786144954 | ||||||
Same first word
DNS History
5 records (5 active, 0 former)
●NSgannon.ns.cloudflare.com2026-07-27 → 2026-08-07 · 2 obs
● 2026-08-07 23:31:50
●NSgrannbo.ns.cloudflare.com2026-07-27 → 2026-08-07 · 2 obs
● 2026-08-07 23:31:50
●MXm0d08.lukubook.com2026-07-27 → 2026-08-07 · 2 obs
● 2026-08-07 23:31:50
●MXm4e5b.lukubook.com2026-07-27 → 2026-08-07 · 2 obs
● 2026-08-07 23:31:50
●A178.107.162.632026-07-27 → 2026-08-07 · 2 obs
● 2026-08-07 23:31:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | d.gtld-servers.net, e.gtld-servers.net, l.gtld-servers.net, k.gtld-servers.net... | - |
| lukubook.com | grannbo.ns.cloudflare.com, gannon.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.195.59
NS records: grannbo.ns.cloudflare.com, gannon.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for lukubook.com (unsigned zone)
⏱️ Timing
Total: 128ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 178.107.162.63 |
| NS | 2 | gannon.ns.cloudflare.com, grannbo.ns.cloudflare.com |
| MX | 2 | m0d08.lukubook.com (pri: 37), m4e5b.lukubook.com (pri: 50) |
| TXT | 1 | v=spf1 include:usfe22a.lukubook.com -all |
| SOA | 1 | gannon.ns.cloudflare.com dns.cloudflare. |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (grannbo.ns.cloudflare.com, grannbo.ns.cloudflare.com, grannbo.ns.cloudflare.com...)
Analysis
IP Addresses
lukubook.com directs to one IP number, which is 178.107.162.63.
g8uo3wya.bybanking.com is an example of another host name that shares IP numbers with lukubook.com.
Name Servers
lukubook.com has two authoritative name servers — gannon.ns.cloudflare.com and grannbo.ns.cloudflare.com.
lukubook.com has the same name server delegation as a number of other domains, such as expertodigital.net, kamarjav.com, nize9.com and two more.
The name servers of lukubook.com overlap at least partially with those of other domains — among them gogo-casino.fi, studentheights.co.za, everythingdisc.uk and two more.
These name servers commonly appear alongside the name servers holly.ns.cloudflare.com and dexter.ns.cloudflare.com.
Host names resolving to 6 IP numbers:
gannon.ns.cloudflare.com points to 108.162.195.59, 162.159.44.59, 172.64.35.59 and 3 other IP addresses.
grannbo.ns.cloudflare.com points to 108.162.194.150, 162.159.38.150, 172.64.34.150 and 3 other IP addresses.
Mail Servers
The MX records for lukubook.com point to two mail servers: m0d08.lukubook.com and m4e5b.lukubook.com.