rtti.co - dns.ninja
rtti.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=1759703909 | ||||||
Same first word
Similar names
DNS History
8 records (8 active, 0 former)
●NSns3.worldnic.com2015-07-20 → 2026-07-12 · 2 obs
● 2026-07-12 18:33:06
●NSns4.worldnic.com2015-07-20 → 2026-07-12 · 2 obs
● 2026-07-12 18:33:06
●MXalt1.aspmx.l.google.com2015-07-20 → 2026-07-12 · 2 obs
● 2026-07-12 18:33:06
●MXalt2.aspmx.l.google.com2015-07-20 → 2026-07-12 · 2 obs
● 2026-07-12 18:33:06
●MXaspmx.l.google.com2015-07-20 → 2026-07-12 · 2 obs
● 2026-07-12 18:33:06
●MXaspmx2.googlemail.com2015-07-20 → 2026-07-12 · 2 obs
● 2026-07-12 18:33:06
●MXaspmx3.googlemail.com2015-07-20 → 2026-07-12 · 2 obs
● 2026-07-12 18:33:06
●A206.188.193.892015-07-20 → 2026-07-12 · 2 obs
● 2026-07-12 18:33:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| co | a.registrydns.co, b.registrydns.co, c.registrydns.co, d.registrydns.co | - |
| rtti.co | ns3.worldnic.com, ns4.worldnic.com | - |
✅ Authoritative Response
Server:162.159.27.124
NS records: ns3.worldnic.com, ns4.worldnic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rtti.co (unsigned zone)
⏱️ Timing
Total: 614ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 206.188.193.89 |
| NS | 2 | ns4.worldnic.com, ns3.worldnic.com |
| MX | 5 | aspmx.l.google.com (pri: 10), alt1.aspmx.l.google.com (pri: 20)... |
| TXT | 1 | google-site-verification=ffVbb8Udan56BDJ |
| SOA | 1 | NS3.WORLDNIC.COM namehost.WORLDNIC.COM |
Analysis
IP Addresses
rtti.co resolves to just one IP address, 206.188.193.89.
Two other host names, along with 937001.com, waxahachieallergy.com and www.sevencolorsofmusic.com, also share IP numbers with rtti.co.
Name Servers
rtti.co is delegated to two name servers: ns3.worldnic.com and ns4.worldnic.com.
rtti.co shares its NS records with other domains, for example bonnevillecenturyofspeed.com, 1290aofa.nyc, buy-compost.com and two others.
rtti.co shares at least some of its name servers with other domains, such as gerberncs.com.
ns3.worldnic.com → 162.159.26.110 and ns4.worldnic.com → 162.159.27.124: one IP number per host name.
Mail Servers
rtti.co has five mail servers, which are aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.
There is at least a partial MX overlap between rtti.co and other domains, including ns500754.ns500671.ns500742.ns500754.ns500754.ns500705.ns500705.ns500291.ns500671.tenderladiesbz.com, ns500754.ns500671.ns500742.ns500671.ns500704.ns500688.ns500705.ns500704.ns500671.ns500671.ns500671.ns500142.lusty(0x736c7574)z.com, ns500699.ns500699.ns500693.ns500693.ns500734.ns500693.ns500693.ns500734.ns500693.ns500683.ns500699.ns500683.ns500632.ns500632.ns500588.ns500112.dtrkdll.com and two others.
These mail servers tend to appear in combination with mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 others.
Host names that have two IP addresses:
aspmx2.googlemail.com points to 108.177.123.26 and 2800:3f0:4003:c0f::1b.
aspmx3.googlemail.com points to 172.253.116.26 and 2a00:1450:400b:c02::1b.
aspmx.l.google.com points to 142.251.163.26 and 2607:f8b0:4004:c23::1a.
alt1.aspmx.l.google.com points to 108.177.123.27 and 2800:3f0:4003:c0f::1b.
alt2.aspmx.l.google.com points to 172.253.116.26 and 2a00:1450:400b:c02::1b.
aspmx2.googlemail.com and alt1.aspmx.l.google.com are host names that each point to 2800:3f0:4003:c0f::1b IP addresses.
aspmx3.googlemail.com and alt2.aspmx.l.google.com are host names that each point to 2a00:1450:400b:c02::1b IP addresses.
aspmx3.googlemail.com and alt2.aspmx.l.google.com are host names that each point to 172.253.116.26 IP addresses.