19j.co - robtex.com

19j.co

DNSSEC⚠️ Not signed
A34.209.195.255🇺🇸 Amazon34.208.0.0/12 EC2 PDX prefix
PTRec2-34-209-195-255.us-west-2.compute.amazonaws.com
NSns1.19j.co ⭐
A18.205.186.231🇺🇸 Amazon18.204.0.0/14 EC2 IAD prefix
PTRec2-18-205-186-231.compute-1.amazonaws.com
NSns1.csof.net
A18.205.186.231🇺🇸 Amazon18.204.0.0/14 EC2 IAD prefix
PTRec2-18-205-186-231.compute-1.amazonaws.com
NSns2.csof.net
A23.21.178.27🇺🇸 Amazon23.20.0.0/15 EC2 IAD prefix
PTRec2-23-21-178-27.compute-1.amazonaws.com
NSns3.csof.net
A3.214.185.54🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix
PTRec2-3-214-185-54.compute-1.amazonaws.com
NSns4.csof.net
A52.20.19.77🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix
PTRec2-52-20-19-77.compute-1.amazonaws.com
MXmx1.19j.co ⭐
A46.4.12.146🇩🇪 Hetzner46.4.0.0/16 HETZNER-RZ-FKS-BLK3
PTRstatic.146.12.4.46.clients.your-server.de
MXmx2.19j.co ⭐
A46.4.10.173🇩🇪 Hetzner46.4.0.0/16 HETZNER-RZ-FKS-BLK3
PTRstatic.173.10.4.46.clients.your-server.de
TXTv=spf1 include:_incspfcheck.mailspike.net ?all
SOAns1.19j.cohostmaster@19j.co serial=1778627784

co

DNSSEC🔒 Signed (DS record present)
NSns0.centralnic.net ⭐
NSa.registrydns.co
NSb.registrydns.co
NSc.registrydns.co
NSd.registrydns.co
SOAns0.centralnic.nethostmaster@centralnic.net serial=1759656626

Subdomains

mx2.19j.co
www.19j.co
mx1.19j.co

Same first word

19j.org
19j.me
19j.co
19j.de
19j.tv
19j.xyz
19j.net
19j.com

Similar names

j19.net
91j.com
j19.ru
j91.xyz
9j1.cn
j91.asia
1j9.net
j19.cc
j91.net
9j1.com

DNS History

8 records (8 active, 0 former)

NSns1.19j.cons1.csof.netns2.csof.netns3.csof.netns4.csof.netMXmx1.19j.comx2.19j.coA34.209.195.255
●NSns1.19j.co2026-05-13 → 2026-05-13 · 3 obs
○ 2026-03-31 06:01:20
● 2026-05-13 00:51:32
● 2026-05-13 00:51:34
●NSns1.csof.net2026-03-31 → 2026-05-13 · 2 obs
● 2026-03-31 06:01:20
● 2026-05-13 00:51:34
●NSns2.csof.net2026-03-31 → 2026-05-13 · 2 obs
● 2026-03-31 06:01:20
● 2026-05-13 00:51:34
●NSns3.csof.net2026-03-31 → 2026-05-13 · 2 obs
● 2026-03-31 06:01:20
● 2026-05-13 00:51:34
●NSns4.csof.net2026-03-31 → 2026-05-13 · 2 obs
● 2026-03-31 06:01:20
● 2026-05-13 00:51:34
●MXmx1.19j.co2026-03-31 → 2026-05-13 · 2 obs
● 2026-03-31 06:01:20
● 2026-05-13 00:51:34
●MXmx2.19j.co2026-03-31 → 2026-05-13 · 2 obs
● 2026-03-31 06:01:20
● 2026-05-13 00:51:34
●A34.209.195.2552026-03-31 → 2026-05-13 · 2 obs
● 2026-03-31 06:01:20
● 2026-05-13 00:51:34

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coa.registrydns.co, b.registrydns.co, c.registrydns.co, d.registrydns.co-
19j.cons1.csof.net, ns2.csof.net, ns3.csof.net, ns4.csof.net-

✅ Authoritative Response

Server:23.21.178.27

NS records: ns1.csof.net, ns2.csof.net, ns3.csof.net, ns4.csof.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 19j.co (unsigned zone)

⏱️ Timing

Total: 1678ms | Queries: -

📄 Records

TypeCountSample Data
A134.209.195.255
NS4ns1.csof.net, ns4.csof.net...
MX2mx2.19j.co (pri: 10), mx1.19j.co (pri: 10)
TXT1v=spf1 include:_incspfcheck.mailspike.ne
SOA1ns1.19j.co hostmaster.19j.co

Analysis

Hierarchy

19j.co is the parent of mx2.19j.co, www.19j.co and mx1.19j.co.

IP Addresses

19j.co resolves to one IP number: 34.209.195.255.

other host names including ns6.hujgsks.com, ohwiomnansnan.org, www.7771febcf820ab15bd2de1d6c6db9ce4.com, knownlikely.net and www.99e9c29be5b9cb7ff1af2062692e233f.info share IP numbers with 19j.co.

Name Servers

19j.co is delegated to five name servers: ns1.19j.co, ns1.csof.net, ns2.csof.net, ns3.csof.net and ns4.csof.net.

19j.co at least partially shares name servers with other domains, for instance www.ab1145b758c30.com, foreignstraight.net, xqelvmnxsoauedwywqkv.com, ns1.mx2.ns2.fexpliquer.site and d22cc0e088ce98d5e313fa4a9965c9ce.com.

these name servers are often used together with ns5.csof.net, ns6.csof.net, ns7.csof.net and ns8.csof.net.

Host names with a single IP address: The host name ns1.19j.co points to 18.205.186.231. The host name ns1.csof.net points to 18.205.186.231. The host name ns2.csof.net points to 23.21.178.27. The host name ns3.csof.net points to 3.214.185.54. The host name ns4.csof.net points to 52.20.19.77. Host names that point to 18.205.186.231: ns1.19j.co and ns1.csof.net.

Mail Servers

Two mail servers handle 19j.co: mx1.19j.co and mx2.19j.co.

19j.co shares the same mail server setup as other domains, for instance www.19j.co.

Host names with one IP number:

mx1.19j.co points to 46.4.12.146

mx2.19j.co points to 46.4.10.173