substack.co - robtex.com
substack.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=1759632923 | ||||||
Same first word
substack.life |
substack.info |
substack.com |
substack.today |
substack.net |
substack.support |
substack.link |
substack.co |
Similar names
DNS History
5 records (4 active, 1 former)
●NSns1.parkingcrew.net2026-04-04 → 2026-04-13 · 2 obs
● 2026-04-13 09:29:48
●NSns2.parkingcrew.net2026-04-04 → 2026-04-13 · 2 obs
● 2026-04-13 09:29:48
●MXmail.h-email.net2026-04-04 → 2026-04-13 · 2 obs
● 2026-04-13 09:29:48
○A104.247.81.992026-04-04 → 2026-04-04 · 2 obs
○ 2026-04-13 09:29:48
●A185.53.178.992026-04-13 → 2026-04-13 · 2 obs
● 2026-04-13 09:29:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| co | a.registrydns.co, b.registrydns.co, c.registrydns.co, d.registrydns.co | - |
| substack.co | ns2.parkingcrew.net, ns1.parkingcrew.net | - |
✅ Authoritative Response
Server:76.223.21.9
NS records: ns2.parkingcrew.net, ns1.parkingcrew.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for substack.co (unsigned zone)
⏱️ Timing
Total: 448ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.53.178.99 |
| NS | 2 | ns1.parkingcrew.net, ns2.parkingcrew.net |
| MX | 1 | mail.h-email.net (pri: 5) |
| TXT | 1 | v=spf1 ip6:fd1b:212c:a5f9::/48 -all |
| SOA | 1 | ns1.parkingcrew.net hostmaster.substack. |
Analysis
IP Addresses
substack.co resolves to one IP number: 185.53.178.99.
other host names including tumate.com, 105.169.pomeranian-dogs.com, mx1.fullgas.com, pf.wy5532.com and mywallacestate.com share IP numbers with substack.co.
Name Servers
substack.co is delegated to two name servers ns1.parkingcrew.net and ns2.parkingcrew.net.
substack.co shares the same name server setup as other domains, for instance rates.html.pl, yourmoneyguide.mobi, suphia.com, www.disha.in and puc.no.
substack.co at least partially shares name servers with other domains, for instance int1.darkorbit.oyun.samsundahaber.com, 115.1.27.static-mumbai.tcl.net.in, static-130.209.99.14-tataidc.co.in, 220.47.15.67.in-addr.ev1.opticaljungle.com and static-138.173.194.14-tataidc.co.in.
Host names with one IP number:
ns1.parkingcrew.net points to 13.248.158.159
ns2.parkingcrew.net points to 76.223.21.9
Mail Servers
substack.co is handled by a single mail server, mail.h-email.net.
substack.co shares the same mail server setup as other domains, for instance seruv.org.il, sucursalvirtualbancolombia.com, stars24.de, tplinkwifo.net and aq-dvd.com.
mail.h-email.net points to ten IP numbers: 5.75.171.74, 5.161.98.212, 5.161.194.135, 49.13.4.90, 91.107.214.206, 162.55.164.116, 165.227.156.49, 165.227.159.144, 167.235.143.33 and 178.62.199.248.