studycrumb.com - robtex.com
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studycrumb.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=1771291435 | ||||||
rank #56198 in the tld
📈 Tranco rank: #431,092
Same first word
studycrumb.com |
DNS History
14 records (9 active, 5 former)
●NSns1.vercel-dns.com2026-02-15 → 2026-02-18 · 2 obs
● 2026-02-18 23:19:52
●NSns2.vercel-dns.com2026-02-15 → 2026-02-18 · 2 obs
● 2026-02-18 23:19:52
●MXalt1.aspmx.l.google.com2026-02-15 → 2026-02-18 · 2 obs
● 2026-02-18 23:19:52
●MXalt2.aspmx.l.google.com2026-02-15 → 2026-02-18 · 2 obs
● 2026-02-18 23:19:52
●MXalt3.aspmx.l.google.com2026-02-15 → 2026-02-18 · 2 obs
● 2026-02-18 23:19:52
●MXalt4.aspmx.l.google.com2026-02-15 → 2026-02-18 · 2 obs
● 2026-02-18 23:19:52
●MXaspmx.l.google.com2026-02-15 → 2026-02-18 · 2 obs
● 2026-02-18 23:19:52
●A216.150.1.12026-02-17 → 2026-02-18 · 5 obs
● 2026-02-17 08:31:58
○ 2026-02-17 10:41:20
○ 2026-02-18 17:49:52
● 2026-02-18 23:19:52
○A216.150.1.1292026-02-15 → 2026-02-17 · 4 obs
● 2026-02-17 03:53:12
○ 2026-02-17 08:31:58
○ 2026-02-18 23:19:52
○A216.150.1.1932026-02-17 → 2026-02-17 · 4 obs
● 2026-02-17 13:45:08
○ 2026-02-17 23:15:32
○ 2026-02-18 23:19:52
○A216.150.1.652026-02-17 → 2026-02-18 · 7 obs
● 2026-02-17 03:53:12
● 2026-02-17 08:31:58
○ 2026-02-17 10:41:20
○ 2026-02-17 23:15:32
● 2026-02-18 17:49:52
○ 2026-02-18 23:19:52
○A216.150.16.12026-02-17 → 2026-02-17 · 6 obs
○ 2026-02-17 08:31:58
● 2026-02-17 10:41:20
● 2026-02-17 23:15:32
○ 2026-02-18 17:49:52
○ 2026-02-18 23:19:52
●A216.150.16.1292026-02-18 → 2026-02-18 · 3 obs
○ 2026-02-18 17:49:52
● 2026-02-18 23:19:52
○A216.150.16.1932026-02-15 → 2026-02-18 · 8 obs
○ 2026-02-17 03:53:12
○ 2026-02-17 08:31:58
● 2026-02-17 10:41:20
○ 2026-02-17 13:45:08
● 2026-02-17 23:15:32
● 2026-02-18 17:49:52
○ 2026-02-18 23:19:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| studycrumb.com | ns1.vercel-dns.com, ns2.vercel-dns.com | - |
✅ Authoritative Response
Server: 198.51.45.13
NS records: ns1.vercel-dns.com, ns2.vercel-dns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for studycrumb.com (unsigned zone)
⏱️ Timing
Total: 129ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 216.150.16.193, 216.150.1.65 |
| NS | 2 | ns1.vercel-dns.com, ns2.vercel-dns.com |
| MX | 5 | aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)... |
| TXT | 2 | google-site-verification=T7I7AXmGQMJklal, v=spf1 include:_spf.google.com include:s |
| SOA | 1 | ns1.vercel-dns.com hostmaster.nsone.net |
AI analysis
studycrumb.com points to two IP numbers: 216.150.1.1 and 216.150.16.129.
Other host names, for instance australiantraveller.com, thedentistsatgc.com, bet4home.com, airdropbob.com and iridium.ilsemedia.nl share IP numbers with studycrumb.com.
studycrumb.com's delegation is to two name servers ns1.vercel-dns.com and ns2.vercel-dns.com.
studycrumb.com shares the same name server configuration as other domains, such as valentinruiz.com, rijschoolrij-xpert.nl, thehappygarage.com, carrepairsservices.com and fabricandoweb.com.
studycrumb.com shares name servers with other domains to some extent, for instance lumochift.org, lasylvaine.co.uk, orbaone.com and ecommercelending.com.
these name servers are commonly used together with c.zeit-world.org, a.zeit-world.co.uk, d.zeit-world.com and e.zeit-world.net.
Host names with two IP numbers: ns1.vercel-dns.com points to 2620:4d:4000:6259:7:13:0:1 and 198.51.44.13; ns2.vercel-dns.com points to 2a00:edc0:6259:7:13::2 and 198.51.45.13
Five mail servers handle studycrumb.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.
studycrumb.com shares some mail servers with other domains, including egoarte.es, ns500768.ns500758.ns500698.ns500758.ns500735.ns500736.ns500698.ns500698.ns500698.ns500735.ns500619.ns500576.ns500576.trackreceptor.com, ns500731.ns500754.ns500671.ns500731.ns500688.ns500705.ns500704.ns500704.ns500704.ns500688.ns500704.ns500671.ns500688.ns500291.ns500671.ns500666.ns500153.tenderladiesbz.com, ns500671.ns500754.ns500731.ns500742.ns500704.ns500704.ns500688.ns500688.ns500704.ns500704.ns500291.ns500678.ns500291.ns500131.lustychickser.com and ns500758.ns500698.ns500758.ns500698.ns500735.ns500736.ns500698.ns500735.ns500698.ns500735.ns500698.ns500619.ns500619.ns500576.ns500619.trackreceptor.com.
these mail servers are often used alongside the mail servers aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.
Host names with two IP numbers:
aspmx.l.google.com points to 2607:f8b0:4004:c19::1b and 172.253.62.27.
alt1.aspmx.l.google.com points to 2607:f8b0:4003:c30::1b and 74.125.27.26.
alt2.aspmx.l.google.com points to 2607:f8b0:4001:c70::1a and 192.178.209.26.
alt3.aspmx.l.google.com points to 2607:f8b0:4024:c0d::1b and 192.178.152.26.
alt4.aspmx.l.google.com points to 2607:f8b0:4023:403::1a and 142.250.96.27.