rkumar.com - dns.ninja
rkumar.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=1786109769 | ||||||
Previously MX for
Subdomains
www.rkumar.com |
webdisk.rkumar.com |
mailserver.rkumar.com |
Same first word
Similar names
urmark.net |
karmur.com |
murrka.ru |
rumark.com |
krumar.net |
markur.dk |
karrum.com |
kurram.com |
kramur.de |
markur.com.tr |
markur.at |
markur.net |
markur.com |
rumark.ca |
markur.de |
urmark.de |
urmark.com |
DNS History
17 records (11 active, 6 former)
●NSdonovan.ns.cloudflare.com2026-02-14 → 2026-08-07 · 3 obs
● 2026-02-14 22:34:06
● 2026-08-07 13:53:32
○NSns1.krypo.com2015-07-02 → 2017-06-25 · 4 obs
● 2017-06-25 15:53:04
○ 2026-02-14 22:34:06
○ 2026-08-07 13:53:32
○NSns2.krypo.com2015-07-02 → 2017-06-25 · 4 obs
● 2017-06-25 15:53:04
○ 2026-02-14 22:34:06
○ 2026-08-07 13:53:32
●NSpat.ns.cloudflare.com2026-02-14 → 2026-08-07 · 3 obs
● 2026-02-14 22:34:06
● 2026-08-07 13:53:32
●MXalt1.aspmx.l.google.com2026-02-14 → 2026-08-07 · 3 obs
● 2026-02-14 22:34:06
● 2026-08-07 13:53:32
●MXalt2.aspmx.l.google.com2026-02-14 → 2026-08-07 · 3 obs
● 2026-02-14 22:34:06
● 2026-08-07 13:53:32
●MXalt3.aspmx.l.google.com2026-02-14 → 2026-08-07 · 3 obs
● 2026-02-14 22:34:06
● 2026-08-07 13:53:32
●MXalt4.aspmx.l.google.com2026-02-14 → 2026-08-07 · 3 obs
● 2026-02-14 22:34:06
● 2026-08-07 13:53:32
●MXaspmx.l.google.com2026-02-14 → 2026-08-07 · 3 obs
● 2026-02-14 22:34:06
● 2026-08-07 13:53:32
○MXrkumar.com2015-07-02 → 2017-06-25 · 4 obs
● 2017-06-25 15:53:04
○ 2026-02-14 22:34:06
○ 2026-08-07 13:53:32
●A104.21.31.802026-02-14 → 2026-08-07 · 3 obs
● 2026-02-14 22:34:06
● 2026-08-07 13:53:32
○A107.6.39.2052015-07-02 → 2017-06-25 · 4 obs
● 2017-06-25 15:53:04
○ 2026-02-14 22:34:06
○ 2026-08-07 13:53:32
●A172.67.175.742026-02-14 → 2026-08-07 · 3 obs
● 2026-02-14 22:34:06
● 2026-08-07 13:53:32
●A2606:4700:3030::ac43:af4a2026-07-04 → 2026-08-07 · 3 obs
● 2026-07-04 20:49:42
● 2026-08-07 13:53:32
●A2606:4700:3031::6815:1f502026-07-04 → 2026-08-07 · 3 obs
● 2026-07-04 20:49:42
● 2026-08-07 13:53:32
○A2606:4700:3033::ac43:af4a2026-02-14 → 2026-06-15 · 5 obs
● 2026-02-14 22:34:06
● 2026-06-15 08:20:58
○ 2026-07-04 20:49:42
○ 2026-08-07 13:53:32
○A2606:4700:3035::6815:1f502026-02-14 → 2026-06-15 · 5 obs
● 2026-02-14 22:34:06
● 2026-06-15 08:20:58
○ 2026-07-04 20:49:42
○ 2026-08-07 13:53:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| rkumar.com | pat.ns.cloudflare.com, donovan.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.192.139
NS records: pat.ns.cloudflare.com, donovan.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rkumar.com (unsigned zone)
⏱️ Timing
Total: 719ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.31.80, 172.67.175.74 |
| AAAA | 2 | 2606:4700:3031::6815:1f50, 2606:4700:3030::ac43:af4a |
| NS | 2 | donovan.ns.cloudflare.com, pat.ns.cloudflare.com |
| MX | 5 | aspmx.l.google.com (pri: 0), alt3.aspmx.l.google.com (pri: 10)... |
| TXT | 2 | v=spf1 a mx include:_spf.elasticemail.co, v=spf1 include:_spf.google.com ~all |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | donovan.ns.cloudflare.com dns.cloudflare |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (pat.ns.cloudflare.com, pat.ns.cloudflare.com, pat.ns.cloudflare.com...)
Analysis
Hierarchy
rkumar.com is a parent domain, with www.rkumar.com, webdisk.rkumar.com and mailserver.rkumar.com beneath it.
IP Addresses
rkumar.com resolves to four IP addresses: 104.21.31.80, 172.67.175.74, 2606:4700:3030::ac43:af4a and 2606:4700:3031::6815:1f50.
cualquierapuedehacerlo.es, 8gunhaber.com, aalm.cn plus two other host names have IP numbers in common with rkumar.com.
Name Servers
rkumar.com is delegated to two name servers: donovan.ns.cloudflare.com and pat.ns.cloudflare.com.
The name server configuration of rkumar.com is shared with other domains, for instance roundupdesk.co.uk, s(0x616e616c)garson.com, squadview.co.uk and two others.
rkumar.com has at least partial name server overlap with other domains, such as movejang.com, arenaknights.com, einfostream.com and two others.
It is common to see these name servers used together with name servers irena.ns.cloudflare.com and ulla.ns.cloudflare.com.
Hosts with 6 IP addresses each:
donovan.ns.cloudflare.com resolves to 108.162.195.114, 162.159.44.114, 172.64.35.114 and 3 other IP addresses.
pat.ns.cloudflare.com resolves to 108.162.192.139, 172.64.32.139, 173.245.58.139 and 3 other IP addresses.
Mail Servers
rkumar.com is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.
At least some of the mail servers used by rkumar.com are shared with other domains: relazionare.es, triplehcontracting.com, hironagamine.com and two others among them.
These mail servers are often deployed together with alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 other mail servers.
Host names pointing to two IP addresses:
aspmx.l.google.com points to 142.250.31.26 and 2607:f8b0:4004:c29::1a.
alt1.aspmx.l.google.com points to 108.177.123.27 and 2800:3f0:4003:c0f::1a.
alt2.aspmx.l.google.com points to 172.253.116.26 and 2a00:1450:400b:c02::1a.
alt3.aspmx.l.google.com points to 192.178.223.26 and 2a00:1450:4009:c0f::1b.
alt4.aspmx.l.google.com points to 172.253.157.27 and 2a00:1450:400c:c23::1b.