crackingthecodinginterview.com - dns.ninja
crackingthecodinginterview.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=1788131660 | ||||||
rank #211958 in the tld
Same first word
crackingthecodinginterview.com |
Previous names
Next names
DNS History
15 records (8 active, 7 former)
●NSdns1.registrar-servers.com2015-06-24 → 2026-08-30 · 5 obs
● 2016-02-04 08:21:58
○ 2016-02-16 19:03:48
● 2018-10-28 01:14:12
● 2026-08-30 23:18:26
○NSdns1.registrar-servers.com,2016-02-16 → 2018-10-28 · 5 obs
● 2016-02-16 19:03:48
● 2018-10-28 01:14:12
○ 2026-03-26 14:30:24
○ 2026-08-30 23:18:26
●NSdns2.registrar-servers.com2015-06-24 → 2026-08-30 · 2 obs
● 2026-08-30 23:18:26
○NSdns3.registrar-servers.com2015-06-24 → 2018-10-28 · 4 obs
● 2018-10-28 01:14:12
○ 2026-03-26 14:30:24
○ 2026-08-30 23:18:26
○NSdns4.registrar-servers.com2015-06-24 → 2018-10-28 · 4 obs
● 2018-10-28 01:14:12
○ 2026-03-26 14:30:24
○ 2026-08-30 23:18:26
○NSdns5.registrar-servers.com2015-06-24 → 2018-10-28 · 4 obs
● 2018-10-28 01:14:12
○ 2026-03-26 14:30:24
○ 2026-08-30 23:18:26
●MXalt1.aspmx.l.google.com2015-11-02 → 2026-08-30 · 2 obs
● 2026-08-30 23:18:26
●MXalt2.aspmx.l.google.com2015-11-02 → 2026-08-30 · 2 obs
● 2026-08-30 23:18:26
●MXaspmx.l.google.com2015-11-02 → 2026-08-30 · 2 obs
● 2026-08-30 23:18:26
●MXaspmx2.googlemail.com2015-11-02 → 2026-08-30 · 2 obs
● 2026-08-30 23:18:26
●MXaspmx3.googlemail.com2015-11-02 → 2026-08-30 · 2 obs
● 2026-08-30 23:18:26
○A162.255.119.2512016-02-04 → 2016-02-04 · 4 obs
● 2016-02-04 08:21:58
○ 2016-02-16 19:03:48
○ 2026-08-30 23:18:26
○A192.64.119.422016-02-16 → 2018-10-28 · 5 obs
● 2016-02-16 19:03:48
● 2018-10-28 01:14:12
○ 2026-03-26 14:30:24
○ 2026-08-30 23:18:26
●A199.34.228.782026-03-26 → 2026-08-30 · 3 obs
● 2026-03-26 14:30:24
● 2026-08-30 23:18:26
○A68.65.123.1972015-06-24 → 2015-11-02 · 4 obs
● 2015-11-02 12:22:16
○ 2016-02-04 08:21:58
○ 2026-08-30 23:18:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| crackingthecodinginterview.com | dns1.registrar-servers.com, dns2.registrar-servers.com | 4 records |
✅ Authoritative Response
Server:156.154.132.200
NS records: dns1.registrar-servers.com, dns2.registrar-servers.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for crackingthecodinginterview.com (unsigned zone)
⏱️ Timing
Total: 209ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 199.34.228.78 |
| NS | 2 | dns1.registrar-servers.com, dns2.registrar-servers.com |
| MX | 5 | aspmx.l.google.com (pri: 1), alt1.aspmx.l.google.com (pri: 5)... |
| TXT | 1 | google-site-verification=gvUSkQ7ThPsdOuZ |
| SOA | 1 | dns1.registrar-servers.com hostmaster.re |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (dns1.registrar-servers.com, dns1.registrar-servers.com, dns2.registrar-servers.com...)
Analysis
IP Addresses
crackingthecodinginterview.com directs to one IP number, which is 199.34.228.78.
Among the host names that share IP numbers with crackingthecodinginterview.com are woundedwarrioralabama.com, innerstanding.org, sfexcursions.com and two others.
Name Servers
crackingthecodinginterview.com is served by two delegated name servers, dns1.registrar-servers.com and dns2.registrar-servers.com.
crackingthecodinginterview.com has the same name server delegation as a number of other domains, such as usecertus.com, lorviaeivora.world, clawopoly.com and two more.
The DNS delegation for crackingthecodinginterview.com at least partly coincides with that of other domains, telephasic.net being one example.
Each of the two host names carries two IP addresses: dns1.registrar-servers.com points to 156.154.132.200 and 2610:a1:1024::200, and dns2.registrar-servers.com points to 156.154.133.200 and 2610:a1:1025::200.
Mail Servers
Five mail servers handle crackingthecodinginterview.com: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.
crackingthecodinginterview.com shares at least some of its mail servers with other domains — for example prestigeio.com, graphicactivist.com, snackathonfoods.com and two more.
It is common to find these mail servers paired with mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt4.aspmx.l.google.com and 3 more.
Hosts with two IP numbers each:
aspmx2.googlemail.com maps to two IP addresses — 192.178.234.27 and 2800:3f0:4003:c14::1a.
aspmx3.googlemail.com maps to two IP addresses — 172.253.116.26 and 2a00:1450:400b:c02::1b.
aspmx.l.google.com maps to two IP addresses — 192.178.155.26 and 2607:f8b0:4004:c09::1a.
alt1.aspmx.l.google.com maps to two IP addresses — 192.178.234.27 and 2800:3f0:4003:c14::1a.
alt2.aspmx.l.google.com maps to two IP addresses — 172.253.116.26 and 2a00:1450:400b:c02::1b.
These two host names — aspmx2.googlemail.com and alt1.aspmx.l.google.com — each point to 2800:3f0:4003:c14::1a IP addresses.
These two host names — aspmx2.googlemail.com and alt1.aspmx.l.google.com — each point to 192.178.234.27 IP addresses.
These two host names — aspmx3.googlemail.com and alt2.aspmx.l.google.com — each point to 2a00:1450:400b:c02::1b IP addresses.
These two host names — aspmx3.googlemail.com and alt2.aspmx.l.google.com — each point to 172.253.116.26 IP addresses.