stringtree.co - robtex.com
stringtree.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=1759758957 | ||||||
Same first word
Similar names
Previous names
Next names
DNS History
10 records (10 active, 0 former)
●NSns-cloud-b1.googledomains.com2026-08-30 → 2026-09-16 · 2 obs
● 2026-09-16 00:48:58
●NSns-cloud-b2.googledomains.com2026-08-30 → 2026-09-16 · 2 obs
● 2026-09-16 00:48:58
●NSns-cloud-b3.googledomains.com2026-08-30 → 2026-09-16 · 2 obs
● 2026-09-16 00:48:58
●NSns-cloud-b4.googledomains.com2026-08-30 → 2026-09-16 · 2 obs
● 2026-09-16 00:48:58
●MXalt1.aspmx.l.google.com2026-08-30 → 2026-09-16 · 2 obs
● 2026-09-16 00:48:58
●MXalt2.aspmx.l.google.com2026-08-30 → 2026-09-16 · 2 obs
● 2026-09-16 00:48:58
●MXalt3.aspmx.l.google.com2026-08-30 → 2026-09-16 · 2 obs
● 2026-09-16 00:48:58
●MXalt4.aspmx.l.google.com2026-08-30 → 2026-09-16 · 2 obs
● 2026-09-16 00:48:58
●MXaspmx.l.google.com2026-08-30 → 2026-09-16 · 2 obs
● 2026-09-16 00:48:58
●A76.76.21.212026-08-30 → 2026-09-16 · 2 obs
● 2026-09-16 00:48:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| co | a.registrydns.co, b.registrydns.co, c.registrydns.co, d.registrydns.co | - |
| stringtree.co | ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b4.googledomains.com, ns-cloud-b3.googledomains.com | - |
✅ Authoritative Response
Server:216.239.32.107
NS records: ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b4.googledomains.com, ns-cloud-b3.googledomains.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for stringtree.co (unsigned zone)
⏱️ Timing
Total: 748ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 76.76.21.21 |
| NS | 4 | ns-cloud-b2.googledomains.com, ns-cloud-b1.googledomains.com... |
| MX | 5 | alt2.aspmx.l.google.com (pri: 5), alt4.aspmx.l.google.com (pri: 10)... |
| TXT | 2 | google-site-verification=ntYCVzIfk9APx4W, v=spf1 include:_spf.google.com include:4 |
| SOA | 1 | ns-cloud-b1.googledomains.com cloud-dns- |
Analysis
IP Addresses
stringtree.co resolves to just one IP address, 76.76.21.21.
Two other host names, along with guia-experta.com, jncywlkj.com and danilovaladao.com.br, also share IP numbers with stringtree.co.
Name Servers
The NS records for stringtree.co point to four name servers: ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com and ns-cloud-b4.googledomains.com.
stringtree.co partially shares its NS delegation with several other domains, including ritchdowell.com, tiernanhughesdesign.com, speedometer.mx and two others.
ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com and ns-cloud-b4.googledomains.com each carry two IP addresses. ns-cloud-b1.googledomains.com has 216.239.32.107 and 2001:4860:4802:32::6b; ns-cloud-b2.googledomains.com has 216.239.34.107 and 2001:4860:4802:34::6b; ns-cloud-b3.googledomains.com has 216.239.36.107 and 2001:4860:4802:36::6b; ns-cloud-b4.googledomains.com has 216.239.38.107 and 2001:4860:4802:38::6b.
Mail Servers
Mail for stringtree.co is handled by five mail servers, namely aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.
There is at least a partial MX overlap between stringtree.co and other domains, including mbpro.com.br, nespinalflow.com, skycore.co.in and two others.
alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com are mail servers that frequently appear together with these mail servers.
Host names that have two IP addresses:
aspmx.l.google.com resolves to two addresses: 172.253.122.26 and 2607:f8b0:4004:c0b::1b.
alt1.aspmx.l.google.com resolves to two addresses: 192.178.234.27 and 2800:3f0:4003:c14::1b.
alt2.aspmx.l.google.com resolves to two addresses: 172.253.116.27 and 2a00:1450:400b:c02::1b.
alt3.aspmx.l.google.com resolves to two addresses: 192.178.223.26 and 2a00:1450:4009:c0f::1a.
alt4.aspmx.l.google.com resolves to two addresses: 172.253.157.26 and 2a00:1450:400c:c23::1a.