bigstack.co - dns.ninja
bigstack.co
co
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns0.centralnic.net ⭐ | ||||||
| NS | a.registrydns.co | ||||||
| NS | b.registrydns.co | ||||||
| NS | c.registrydns.co | ||||||
| NS | d.registrydns.co | ||||||
| SOA | ns0.centralnic.nethostmaster@centralnic.net serial=1759703404 | ||||||
Subdomains
Same first word
Similar names
DNS History
12 records (9 active, 3 former)
●NSajay.ns.cloudflare.com2026-02-19 → 2026-07-12 · 3 obs
● 2026-02-19 22:01:12
● 2026-07-12 04:43:32
●NSdolly.ns.cloudflare.com2026-02-19 → 2026-07-12 · 3 obs
● 2026-02-19 22:01:12
● 2026-07-12 04:43:32
○NSns23.domaincontrol.com2015-11-07 → 2017-07-09 · 4 obs
● 2017-07-09 06:24:38
○ 2026-02-19 22:01:12
○ 2026-07-12 04:43:32
○NSns24.domaincontrol.com2015-11-07 → 2017-07-09 · 4 obs
● 2017-07-09 06:24:38
○ 2026-02-19 22:01:12
○ 2026-07-12 04:43:32
●MXalt1.aspmx.l.google.com2015-11-07 → 2026-07-12 · 5 obs
● 2026-06-03 02:10:54
○ 2026-06-06 21:59:10
● 2026-06-08 17:39:46
● 2026-07-12 04:43:32
●MXalt2.aspmx.l.google.com2015-11-07 → 2026-07-12 · 5 obs
● 2026-06-03 02:10:54
○ 2026-06-06 21:59:10
● 2026-06-08 17:39:46
● 2026-07-12 04:43:32
●MXaspmx.l.google.com2015-11-07 → 2026-07-12 · 5 obs
● 2026-06-03 02:10:54
○ 2026-06-06 21:59:10
● 2026-06-08 17:39:46
● 2026-07-12 04:43:32
●MXaspmx2.googlemail.com2015-11-07 → 2026-07-12 · 5 obs
● 2026-06-03 02:10:54
○ 2026-06-06 21:59:10
● 2026-06-08 17:39:46
● 2026-07-12 04:43:32
●MXaspmx3.googlemail.com2015-11-07 → 2026-07-12 · 5 obs
● 2026-06-03 02:10:54
○ 2026-06-06 21:59:10
● 2026-06-08 17:39:46
● 2026-07-12 04:43:32
○A184.168.221.482015-11-07 → 2017-07-09 · 4 obs
● 2017-07-09 06:24:38
○ 2026-02-19 22:01:12
○ 2026-07-12 04:43:32
●A199.60.103.1002026-02-19 → 2026-07-12 · 6 obs
● 2026-02-19 22:01:12
● 2026-06-03 02:10:54
○ 2026-06-06 21:59:10
● 2026-06-08 17:39:46
● 2026-07-12 04:43:32
●A199.60.103.2002026-02-19 → 2026-07-12 · 6 obs
● 2026-02-19 22:01:12
● 2026-06-03 02:10:54
○ 2026-06-06 21:59:10
● 2026-06-08 17:39:46
● 2026-07-12 04:43:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| co | c.registrydns.co, b.registrydns.co, d.registrydns.co, a.registrydns.co | - |
| bigstack.co | ajay.ns.cloudflare.com, dolly.ns.cloudflare.com | - |
✅ Authoritative Response
Server:173.245.59.56
NS records: ajay.ns.cloudflare.com, dolly.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bigstack.co (unsigned zone)
⏱️ Timing
Total: 451ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 199.60.103.200, 199.60.103.100 |
| NS | 2 | ajay.ns.cloudflare.com, dolly.ns.cloudflare.com |
| MX | 5 | aspmx.l.google.com (pri: 10), alt1.aspmx.l.google.com (pri: 20)... |
| TXT | 5 | apple-domain-verification=fc4Tdoqyszn6Pl, google-site-verification=61h8lglYrf3qo9F... |
| SOA | 1 | ajay.ns.cloudflare.com dns.cloudflare.co |
Analysis
Hierarchy
The parent domain of docs.bigstack.co and www.bigstack.co is bigstack.co.
IP Addresses
bigstack.co resolves to the IP addresses 199.60.103.100 and 199.60.103.200
Among the host names that share IP numbers with bigstack.co are aqueity.com, plexuslabs.com, catalystexhibit.com and two others.
Name Servers
bigstack.co is served by two delegated name servers, ajay.ns.cloudflare.com and dolly.ns.cloudflare.com.
bigstack.co has the same name server delegation as a number of other domains, such as thewhiteoak.co.uk, ankidroid.org, ankisrs.net and two more.
bigstack.co shares at least some of its name servers with other domains, including eremichev.com, claude-analysis.pages.dev, wallstreetplacect.com and two others.
These name servers are frequently seen alongside the name servers paityn.ns.cloudflare.com, olivia.ns.cloudflare.com, dom.ns.cloudflare.com and hank.ns.cloudflare.com.
Host names resolving to 6 IP numbers:
ajay.ns.cloudflare.com carries IP addresses 108.162.193.56, 172.64.33.56 and 173.245.59.56, with 3 other addresses beyond those.
dolly.ns.cloudflare.com carries IP addresses 108.162.192.98, 172.64.32.98 and 173.245.58.98, with 3 other addresses beyond those.
Mail Servers
bigstack.co is handled by five mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.
bigstack.co shares at least some of its mail servers with other domains — for example ns500724.ns500724.ns500599.ns500737.ns500737.ns500599.ns500737.ns500737.ns500724.ns500583.ns500599.ns500682.ns500599.yummyflingsfinder.com, ns500731.ns500731.ns500671.ns500671.ns500705.ns500688.ns500704.ns500649.ns500291.ns500678.ns500678.lusty(0x736c7574)z.com, ns500754.ns500731.ns500671.ns500671.ns500704.ns500704.ns500705.ns500731.ns500705.ns500671.ns500678.ns500688.tenderladiesbz.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, alt3.aspmx.l.google.com and 3 more.
Hosts with two IP numbers each:
aspmx2.googlemail.com maps to two IP addresses — 108.177.123.26 and 2800:3f0:4003:c0f::1b.
aspmx3.googlemail.com maps to two IP addresses — 172.253.116.27 and 2a00:1450:400b:c02::1b.
aspmx.l.google.com maps to two IP addresses — 142.251.167.26 and 2607:f8b0:4004:c1d::1a.
alt1.aspmx.l.google.com maps to two IP addresses — 108.177.123.27 and 2800:3f0:4003:c0f::1b.
alt2.aspmx.l.google.com maps to two IP addresses — 172.253.116.27 and 2a00:1450:400b:c02::1a.
These two host names — aspmx2.googlemail.com and alt1.aspmx.l.google.com — each point to 2800:3f0:4003:c0f::1b IP addresses.
These two host names — aspmx3.googlemail.com and alt2.aspmx.l.google.com — each point to 172.253.116.27 IP addresses.