nerdcrawler.com - robtex.com
nerdcrawler.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=1778509556 | ||||||
Same first word
nerdcrawler.com |
DNS History
11 records (7 active, 4 former)
●NSsierra.ns.cloudflare.com2026-03-31 → 2026-05-11 · 2 obs
● 2026-05-11 14:28:40
●NSvicente.ns.cloudflare.com2026-03-31 → 2026-05-11 · 2 obs
● 2026-05-11 14:28:40
●MXsmtp.google.com2026-03-31 → 2026-05-11 · 2 obs
● 2026-05-11 14:28:40
●A104.21.23.502026-03-31 → 2026-05-11 · 4 obs
○ 2026-04-13 08:21:24
● 2026-05-11 14:28:38
● 2026-05-11 14:28:40
●A172.67.209.512026-03-31 → 2026-05-11 · 4 obs
○ 2026-04-13 08:21:24
● 2026-05-11 14:28:38
● 2026-05-11 14:28:40
○A188.114.96.02026-04-13 → 2026-04-13 · 4 obs
● 2026-04-13 08:21:24
○ 2026-05-11 14:28:38
○ 2026-05-11 14:28:40
○A188.114.97.02026-04-13 → 2026-04-13 · 4 obs
● 2026-04-13 08:21:24
○ 2026-05-11 14:28:38
○ 2026-05-11 14:28:40
●A2606:4700:3032::ac43:d1332026-03-31 → 2026-05-11 · 4 obs
○ 2026-04-13 08:21:24
● 2026-05-11 14:28:38
● 2026-05-11 14:28:40
●A2606:4700:3033::6815:17322026-03-31 → 2026-05-11 · 4 obs
○ 2026-04-13 08:21:24
● 2026-05-11 14:28:38
● 2026-05-11 14:28:40
○A2a06:98c1:3120::2026-04-13 → 2026-04-13 · 4 obs
● 2026-04-13 08:21:24
○ 2026-05-11 14:28:38
○ 2026-05-11 14:28:40
○A2a06:98c1:3121::2026-04-13 → 2026-04-13 · 4 obs
● 2026-04-13 08:21:24
○ 2026-05-11 14:28:38
○ 2026-05-11 14:28:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | k.gtld-servers.net, c.gtld-servers.net, e.gtld-servers.net, b.gtld-servers.net... | - |
| nerdcrawler.com | sierra.ns.cloudflare.com, vicente.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.195.239
NS records: sierra.ns.cloudflare.com, vicente.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for nerdcrawler.com (unsigned zone)
⏱️ Timing
Total: 175ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.23.50, 172.67.209.51 |
| AAAA | 2 | 2606:4700:3033::6815:1732, 2606:4700:3032::ac43:d133 |
| NS | 2 | sierra.ns.cloudflare.com, vicente.ns.cloudflare.com |
| MX | 1 | smtp.google.com (pri: 0) |
| TXT | 3 | facebook-domain-verification=0z30288hcf6, google-site-verification=8TRzlpQMpDlSJmu... |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | sierra.ns.cloudflare.com dns.cloudflare. |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (sierra.ns.cloudflare.com, sierra.ns.cloudflare.com, sierra.ns.cloudflare.com...)
Analysis
IP Addresses
nerdcrawler.com maps to four IP numbers: 2606:4700:3032::ac43:d133, 2606:4700:3033::6815:1732, 104.21.23.50 and 172.67.209.51.
other host names include webgreenoffice.us.com, www.notific.io, subtrahendsnz.com, mymalaysia.com.my and agenciaapollo.com.br.cdn.cloudflare.net; they share IP numbers with nerdcrawler.com.
Name Servers
Two name servers sierra.ns.cloudflare.com and vicente.ns.cloudflare.com handle the delegation for nerdcrawler.com.
nerdcrawler.com shares the same name server setup as other domains, for instance raremarq.com, scenecaster.com, cellucor.com, nutrabolt.com and enclaveprojects.com.
nerdcrawler.com at least partially shares name servers with other domains, for instance resumelanguage.net, kynevoraqils.com, m-strategy.com, substantialreviews.info and j2w2h8c3.com.
These name servers are commonly used with the following: michael.ns.cloudflare.com, patrick.ns.cloudflare.com, paul.ns.cloudflare.com and finley.ns.cloudflare.com.
Six IP addresses per host:
sierra.ns.cloudflare.com points to 2606:4700:50::a29f:26f5, 2803:f800:50::6ca2:c2f5, 2a06:98c1:50::ac40:22f5, 108.162.194.245, 162.159.38.245 and 172.64.34.245; vicente.ns.cloudflare.com points to 2606:4700:58::a29f:2cef, 2803:f800:50::6ca2:c3ef, 2a06:98c1:50::ac40:23ef, 108.162.195.239, 162.159.44.239 and 172.64.35.239
Mail Servers
nerdcrawler.com is handled by a single mail server, smtp.google.com.
nerdcrawler.com uses the same mail server setup as other domains, for instance 12h30.ca, bid.pe, clarity-cleaning.nl, resultflow.com and scammer.it.
nerdcrawler.com shares at least partially some mail servers with other domains, for instance alcooliques-anonymes.fr, joezi.com, infizeal.com, multiform.in and gyukt.com.
These mail servers are often used together with 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.
Hostname smtp.google.com points to nine IP numbers: 2607:f8b0:4023:c06::1b, 2607:f8b0:4023:c0b::1a, 2607:f8b0:4023:c0b::1b, 2607:f8b0:4023:c0d::1b, 142.250.101.26, 142.250.141.26, 142.250.141.27, 142.251.2.26 and 142.251.2.27.