rational.com - dns.ninja
rational.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=1786196279 | ||||||
rank #49352 in the tld
WOT: SAFE (82/100)
📈 Tranco rank: #262,586
Subdomains
dns2.rational.com |
mailgw-ma.rational.com |
ns-ma.rational.com |
europe.rational.com |
www.rational.com |
downloadrdn.rational.com |
dns.rational.com |
ns-nl.rational.com |
Same first word
Similar names
DNS History
26 records (17 active, 9 former)
○NSasia3.akam.net2015-08-22 → 2017-07-03 · 4 obs
● 2017-07-03 06:20:00
○ 2026-02-20 21:03:36
○ 2026-08-08 14:03:38
●NSdns1.p01.nsone.net2026-02-20 → 2026-08-08 · 3 obs
● 2026-02-20 21:03:36
● 2026-08-08 14:03:38
●NSdns1.p05.nsone.net2026-02-20 → 2026-08-08 · 3 obs
● 2026-02-20 21:03:36
● 2026-08-08 14:03:38
●NSdns2.p05.nsone.net2026-02-20 → 2026-08-08 · 3 obs
● 2026-02-20 21:03:36
● 2026-08-08 14:03:38
●NSdns3.p05.nsone.net2026-02-20 → 2026-08-08 · 3 obs
● 2026-02-20 21:03:36
● 2026-08-08 14:03:38
●NSdns4.p05.nsone.net2026-02-20 → 2026-08-08 · 3 obs
● 2026-02-20 21:03:36
● 2026-08-08 14:03:38
○NSeur2.akam.net2015-08-22 → 2017-07-03 · 4 obs
● 2017-07-03 06:20:00
○ 2026-02-20 21:03:36
○ 2026-08-08 14:03:38
○NSeur5.akam.net2015-08-22 → 2017-07-03 · 4 obs
● 2017-07-03 06:20:00
○ 2026-02-20 21:03:36
○ 2026-08-08 14:03:38
○NSns1-206.akam.net2015-08-22 → 2017-07-03 · 4 obs
● 2017-07-03 06:20:00
○ 2026-02-20 21:03:36
○ 2026-08-08 14:03:38
○NSns1-99.akam.net2015-08-22 → 2017-07-03 · 4 obs
● 2017-07-03 06:20:00
○ 2026-02-20 21:03:36
○ 2026-08-08 14:03:38
○NSusc2.akam.net2015-08-22 → 2017-07-03 · 4 obs
● 2017-07-03 06:20:00
○ 2026-02-20 21:03:36
○ 2026-08-08 14:03:38
○NSusc3.akam.net2015-08-22 → 2017-07-03 · 4 obs
● 2017-07-03 06:20:00
○ 2026-02-20 21:03:36
○ 2026-08-08 14:03:38
○NSusw2.akam.net2015-08-22 → 2017-07-03 · 4 obs
● 2017-07-03 06:20:00
○ 2026-02-20 21:03:36
○ 2026-08-08 14:03:38
●MXe1.ny.us.ibm.com2015-08-22 → 2026-08-08 · 2 obs
● 2026-08-08 14:03:38
●MXe2.ny.us.ibm.com2015-08-22 → 2026-08-08 · 2 obs
● 2026-08-08 14:03:38
●MXe3.ny.us.ibm.com2015-08-22 → 2026-08-08 · 2 obs
● 2026-08-08 14:03:38
●MXe31.co.us.ibm.com2015-08-22 → 2026-08-08 · 2 obs
● 2026-08-08 14:03:38
●MXe32.co.us.ibm.com2015-08-22 → 2026-08-08 · 2 obs
● 2026-08-08 14:03:38
●MXe33.co.us.ibm.com2015-08-22 → 2026-08-08 · 2 obs
● 2026-08-08 14:03:38
●MXe34.co.us.ibm.com2015-08-22 → 2026-08-08 · 2 obs
● 2026-08-08 14:03:38
●MXe35.co.us.ibm.com2015-08-22 → 2026-08-08 · 2 obs
● 2026-08-08 14:03:38
●MXe4.ny.us.ibm.com2015-08-22 → 2026-08-08 · 2 obs
● 2026-08-08 14:03:38
●MXe5.ny.us.ibm.com2015-08-22 → 2026-08-08 · 2 obs
● 2026-08-08 14:03:38
●MXe6.ny.us.ibm.com2015-08-22 → 2026-08-08 · 2 obs
● 2026-08-08 14:03:38
○A129.42.38.12015-08-22 → 2017-07-03 · 4 obs
● 2017-07-03 06:20:00
○ 2026-02-20 21:03:36
○ 2026-08-08 14:03:38
●A199.46.34.762026-02-20 → 2026-08-08 · 3 obs
● 2026-02-20 21:03:36
● 2026-08-08 14:03:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | h.gtld-servers.net, l.gtld-servers.net, j.gtld-servers.net, f.gtld-servers.net... | - |
| rational.com | dns1.p05.nsone.net, dns2.p05.nsone.net, dns3.p05.nsone.net, dns4.p05.nsone.net | - |
✅ Authoritative Response
Server:198.51.44.5
NS records: dns1.p05.nsone.net, dns2.p05.nsone.net, dns3.p05.nsone.net, dns4.p05.nsone.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rational.com (unsigned zone)
⏱️ Timing
Total: 243ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 199.46.34.76 |
| NS | 4 | dns1.p05.nsone.net, dns2.p05.nsone.net... |
| MX | 11 | e1.ny.us.ibm.com (pri: 10), e2.ny.us.ibm.com (pri: 10)... |
| TXT | 2 | v=spf1 mx/24 -all, Visit www.ibm.com for information about |
| SOA | 1 | dns1.p01.nsone.net hostmaster.nsone.net |
Analysis
Hierarchy
dns2.rational.com, mailgw-ma.rational.com, ns-ma.rational.com, europe.rational.com, www.rational.com and a few other host names are all children of rational.com.
IP Addresses
rational.com directs to one IP number, which is 199.46.34.76.
Among the host names that share IP numbers with rational.com are initiatecatalyst.com, bowstreet.com, cloudvertical.com and two others.
Name Servers
The authoritative name servers for rational.com are dns1.p01.nsone.net, dns1.p05.nsone.net, dns2.p05.nsone.net and two others.
The name servers of rational.com overlap at least partially with those of other domains — among them jeffreyede.com, naborspaint.com, oakmontvisuals.studio and two more.
These name servers commonly appear in delegations together with dns3.p05.nsone.net, dns4.p05.nsone.net, ns01.squarespacedns.com and 7 other.
Hosts with two IP numbers each:
dns1.p01.nsone.net directs traffic to 198.51.44.1 and 2620:4d:4000:6259:7:1:0:1.
dns1.p05.nsone.net directs traffic to 198.51.44.5 and 2620:4d:4000:6259:7:5:0:1.
dns2.p05.nsone.net directs traffic to 198.51.45.5 and 2a00:edc0:6259:7:5::2.
dns3.p05.nsone.net directs traffic to 198.51.44.69 and 2620:4d:4000:6259:7:5:0:3.
dns4.p05.nsone.net directs traffic to 198.51.45.69 and 2a00:edc0:6259:7:5::4.
Mail Servers
rational.com has 11 mail servers — e31.co.us.ibm.com, e32.co.us.ibm.com, e33.co.us.ibm.com plus 8 other.
rational.com shares at least some of its mail servers with other domains — for example dev.tivoli.com, us.concentrix.com, mail.rcrawford.tivoli.com and two more.
It is common to find these mail servers paired with mail servers e34.co.us.ibm.com, e35.co.us.ibm.com, e1.ny.us.ibm.com and 7 more.