city-book.com - robtex.com
city-book.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 64.82.101.17🇺🇸 Amazon64.82.0.0/17 | ||||||
| NS | dns1.earthlink.net ⭐ | ||||||
| A | 64.29.149.110🇨🇦 INFB64.29.144.0/20 619A Kumpf Drive Waterloo ON N2V 1K8 Canada | ||||||
| PTR | dns1.earthlink.net | ||||||
| NS | dns2.earthlink.net | ||||||
| A | 64.29.153.110🇨🇦 INFB64.29.144.0/20 619A Kumpf Drive Waterloo ON N2V 1K8 Canada | ||||||
| PTR | dns2.earthlink.net | ||||||
| NS | dns3.earthlink.net | ||||||
| A | 216.251.37.110🇨🇦 INFB216.251.32.0/20 619A Kumpf Drive Waterloo ON N2V 1K8 Canada | ||||||
| PTR | dns3.earthlink.net | ||||||
| MX | mx1c38.carrierzone.com ⭐ | ||||||
| A | 66.175.58.41🇨🇦 INFB66.175.0.0/18 619A Kumpf Drive Waterloo ON N2V 1K8 Canada | ||||||
| PTR | mx1c38.carrierzone.com | ||||||
| MX | mx2c38.carrierzone.com(100) | ||||||
| A | 66.175.58.42🇨🇦 INFB66.175.0.0/18 619A Kumpf Drive Waterloo ON N2V 1K8 Canada | ||||||
| PTR | mx2c38.carrierzone.com | ||||||
| TXT | v=spf1 include:spfc38.carrierzone.com ~all | ||||||
| SOA | dns1.earthlink.nethostmaster@earthlink.net 2024-11-04 #5 | ||||||
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=1776161487 | ||||||
Same first word
city-book.com |
Similar names
DNS History
6 records (6 active, 0 former)
●NSdns1.earthlink.net2015-06-10 → 2026-04-14 · 2 obs
● 2026-04-14 10:22:46
●NSdns2.earthlink.net2015-06-10 → 2026-04-14 · 2 obs
● 2026-04-14 10:22:46
●NSdns3.earthlink.net2015-06-10 → 2026-04-14 · 2 obs
● 2026-04-14 10:22:46
●MXmx1c38.carrierzone.com2015-06-10 → 2026-04-14 · 2 obs
● 2026-04-14 10:22:46
●MXmx2c38.carrierzone.com2015-06-10 → 2026-04-14 · 2 obs
● 2026-04-14 10:22:46
●A64.82.101.172015-06-10 → 2026-04-14 · 2 obs
● 2026-04-14 10:22:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, e.gtld-servers.net, m.gtld-servers.net, d.gtld-servers.net... | - |
| city-book.com | dns3.earthlink.net, dns1.earthlink.net, dns2.earthlink.net | - |
✅ Authoritative Response
Server:216.251.37.110
NS records: dns3.earthlink.net, dns1.earthlink.net, dns2.earthlink.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for city-book.com (unsigned zone)
⏱️ Timing
Total: 290ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 64.82.101.17 |
| NS | 3 | dns3.earthlink.net, dns2.earthlink.net... |
| MX | 2 | mx2c38.carrierzone.com (pri: 100), mx1c38.carrierzone.com (pri: 10) |
| TXT | 1 | v=spf1 include:spfc38.carrierzone.com ~a |
| SOA | 1 | dns1.earthlink.net hostmaster.earthlink. |
Analysis
IP Addresses
city-book.com resolves to one IP number: 64.82.101.17.
Other host names, for instance city-directory.net, share IP numbers with city-book.com.
Name Servers
city-book.com is delegated to three name servers dns1.earthlink.net, dns2.earthlink.net and dns3.earthlink.net.
city-book.com at least partially shares name servers with other domains, for instance katalystconsulting.com, wizardlibrary.com, cohagan.com, sunsourcejewelry.com and disharoon.net.
these name servers are commonly used with the name servers ns1.carrierzone.com, ns2.carrierzone.com, ns3.carrierzone.com, ns4.carrierzone.com, dns4.earthlink.net, hearsay.earthlink.net, rumor.earthlink.net and speakeasy.earthlink.net.
Host names with one IP number: dns1.earthlink.net points to 64.29.149.110; dns2.earthlink.net points to 64.29.153.110; dns3.earthlink.net points to 216.251.37.110.
Mail Servers
Two mail servers handle city-book.com: mx1c38.carrierzone.com and mx2c38.carrierzone.com.
city-book.com shares the same mail server setup as other domains, for instance kscreations.com, brokerconnect.com, millerarney.com, greatracing.com and m-m.com.
city-book.com shares some mail servers with other domains, at least partially, for instance dcreal.com, adrinc.org, bright-star.net, dctintle.com and panasport.com.
These mail servers are commonly used alongside mx3c38.carrierzone.com and mx4c38.carrierzone.com.
Host names with one IP number:
mx1c38.carrierzone.com points to 66.175.58.41
mx2c38.carrierzone.com points to 66.175.58.42