citybikes.com - robtex.com
citybikes.com
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=1776202002 | ||||||
Subdomains
www.citybikes.com |
Same first word
citybikes.co |
citybikes.at |
citybikes.fr |
citybikes.be |
citybikes.ch |
citybikes.nl |
citybikes.it |
citybikes.lviv.ua |
citybikes.se |
citybikes.com |
citybikes.de |
Similar names
DNS History
11 records (8 active, 3 former)
○NSns1.smartetailing.net2015-07-23 → 2017-04-20 · 4 obs
● 2017-04-20 02:50:12
○ 2026-02-18 16:21:16
○ 2026-04-14 21:27:32
●NSns19.worldnic.com2026-02-18 → 2026-04-14 · 3 obs
● 2026-02-18 16:21:16
● 2026-04-14 21:27:32
○NSns2.smartetailing.net2015-07-23 → 2017-04-20 · 4 obs
● 2017-04-20 02:50:12
○ 2026-02-18 16:21:16
○ 2026-04-14 21:27:32
●NSns20.worldnic.com2026-02-18 → 2026-04-14 · 3 obs
● 2026-02-18 16:21:16
● 2026-04-14 21:27:32
●MXalt1.aspmx.l.google.com2015-07-23 → 2026-04-14 · 2 obs
● 2026-04-14 21:27:32
●MXalt2.aspmx.l.google.com2015-07-23 → 2026-04-14 · 2 obs
● 2026-04-14 21:27:32
●MXalt3.aspmx.l.google.com2015-07-23 → 2026-04-14 · 2 obs
● 2026-04-14 21:27:32
●MXalt4.aspmx.l.google.com2015-07-23 → 2026-04-14 · 2 obs
● 2026-04-14 21:27:32
●MXaspmx.l.google.com2015-07-23 → 2026-04-14 · 2 obs
● 2026-04-14 21:27:32
●A208.91.197.272026-02-18 → 2026-04-14 · 3 obs
● 2026-02-18 16:21:16
● 2026-04-14 21:27:32
○A72.13.2.1402015-07-23 → 2017-04-20 · 4 obs
● 2017-04-20 02:50:12
○ 2026-02-18 16:21:16
○ 2026-04-14 21:27:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | d.gtld-servers.net, e.gtld-servers.net, f.gtld-servers.net, b.gtld-servers.net... | - |
| citybikes.com | ns19.worldnic.com, ns20.worldnic.com | 2 records |
✅ Authoritative Response
Server:162.159.27.150
NS records: ns19.worldnic.com, ns20.worldnic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for citybikes.com (unsigned zone)
⏱️ Timing
Total: 379ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 208.91.197.27 |
| NS | 2 | ns19.worldnic.com, ns20.worldnic.com |
| MX | 5 | alt2.aspmx.l.google.com (pri: 5), alt4.aspmx.l.google.com (pri: 10)... |
| SOA | 1 | NS19.WORLDNIC.com namehost.WORLDNIC.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns19.worldnic.com, ns20.worldnic.com)
Analysis
Hierarchy
The parent of www.citybikes.com is citybikes.com.
IP Addresses
citybikes.com points to IP number: 208.91.197.27.
Other host names such as constmat.com, tiee.us, webmail.alaweb.com, admin.itmnet.biz and artlaw.us share IPs with citybikes.com.
Name Servers
citybikes.com is delegated to two name servers: ns19.worldnic.com and ns20.worldnic.com.
citybikes.com shares the same name server setup as ctechtx.com, blackbuffaloart.net, financialinsights.net, modernengine.com and tscschools.net.
Host names with a single IP:
ns19.worldnic.com points to 162.159.26.214.
ns20.worldnic.com points to 162.159.27.150.
Mail Servers
Five mail servers handle citybikes.com: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
citybikes.com shares at least partially some mail servers with other domains, including ns500759.ns500759.ns500759.ns500758.ns500735.ns500698.ns500736.ns500686.ns500576.ns500576.tracksymphony.com, ns500754.ns500754.ns500754.ns500671.ns500731.ns500704.ns500705.ns500688.ns500705.ns500291.ns500688.ns500291.ns500291.ns500153.tenderladiesbz.com, ns500699.ns500765.ns500699.ns500699.ns500734.ns500699.ns500693.ns500699.ns500699.ns500588.ns500588.ns500693.ns500699.ns500683.ns500683.ns500632.ns500110.dtrkdll.com, ns500731.ns500671.ns500704.ns500742.ns500688.ns500678.ns500649.ns500142.lusty(0x736c7574)z.com and ns500693.ns500693.ns500693.ns500693.ns500734.ns500734.ns500588.ns500588.ns500683.ns500699.ns500693.ns500588.ns500612.ns500588.ns500110.dtrkdll.com.
these mail servers are often used together with mail servers aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.
Host names with two IP numbers:
Hostname aspmx.l.google.com points to 2607:f8b0:4004:c08::1a and 64.233.180.26.
Hostname alt1.aspmx.l.google.com points to 2a00:1450:4025:402::1b and 142.250.102.27.
Hostname alt2.aspmx.l.google.com points to 2a00:1450:400b:c02::1b and 172.253.116.27.
Hostname alt3.aspmx.l.google.com points to 2607:f8b0:4023:3003::1a and 172.253.145.26.
Hostname alt4.aspmx.l.google.com points to 2a00:1450:400c:c00::1a and 173.194.76.27.