kostkas.com.au - robtex.com

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kostkas.com.au

DNSSEC⚠️ Not signed
A35.213.237.191🇦🇺 Google35.213.192.0/18
PTR191.237.213.35.bc.googleusercontent.com
NSns1.emergeits.com.au
A103.31.26.9🇦🇺 ZETTAGRID-AS-AP103.31.26.0/24 Proxy route object registered by AS2764
PTRns1.emergeits.com.au
NSns2.emergeits.com.au
A149.28.186.99🇦🇺 AS-VULTR149.28.160.0/19 Vultr Assigned Prefix
PTRns2.emergeits.com.au
MXmx1.mtaroutes.com
A2001:978:2:2c::137:100🇳🇱 COGENT2001:978::/32 C.C.D. Cogent Communications Deutschland GmbH
PTRfe2-r3-in.ams14.l.antispamcloud.com
A149.13.75.27🇩🇪 AS16633149.13.75.0/24 Registered for Cogent Communications Customer - N-ABLE CLOUD GMBH
PTRfe1-r3-in.fra02.l.antispamcloud.com
MXmx2.mtaroutes.com(20)
A2001:550:2:61::2fc:100🇺🇸 COGENT2001:550::/32 Cogent Communications
A38.89.254.156🇺🇸 AS1663338.89.254.0/23
PTRfe1-r2-in.ch03.l.antispamcloud.com
MXmx3.mtaroutes.com(30)
A2001:550:2:3::62:100🇺🇸 COGENT2001:550::/32 Cogent Communications
PTRfe2-r2-in.la10.l.antispamcloud.com
A38.71.16.244🇺🇸 AS1663338.71.16.0/24
PTRfe2-r2-in.la10.l.antispamcloud.com
MXmx4.mtaroutes.com(40)
A2001:550:2:78::ca:100🇺🇸 COGENT2001:550::/32 Cogent Communications
PTRfe3-r2-in.atl06.l.antispamcloud.com
A38.101.250.150🇺🇸 AS1663338.101.250.0/24
PTRfe3-r2-in.atl06.l.antispamcloud.com
TXT_fccd7si3nji(0x733378)ff14lfbbvvn2yzoao
TXTv=spf1 mx a ip4:193.114.96.180 ip4:64.91.245.121 -all
TXTynrdbzjm4zvwgxxsqq2khyfk794ggsym
SOAns1.emergeits.com.auhostmaster@kostkas.com.au 2025-09-29 #0

com.au

DNSSEC⚠️ Not signed
NSq.au ⭐ ⚠️ Not in parent delegation
NSa.au ⚠️ Not in parent delegation
NSr.au ⚠️ Not in parent delegation
NSs.au ⚠️ Not in parent delegation
NSt.au ⚠️ Not in parent delegation
SOAq.auhostmaster@donuts.email serial=1786743966
WOT: SAFE (34/100)

Subdomains

Same first word

Similar names

DNS History

9 records (7 active, 2 former)

20162017201820192020202120222023202420252026NSns1.emergeits.com.auns2.emergeits.com.autsantsa.sabresystems.com.auMXmx1.mtaroutes.commx2.mtaroutes.commx3.mtaroutes.commx4.mtaroutes.commail.kostkas.com.auA35.213.237.191
NSns1.emergeits.com.au2026-04-03 → 2026-08-14 · 3 obs
○ 2017-01-08 02:09:50
● 2026-04-03 06:08:18
● 2026-08-14 22:06:24
NSns2.emergeits.com.au2026-04-03 → 2026-08-14 · 3 obs
○ 2017-01-08 02:09:50
● 2026-04-03 06:08:18
● 2026-08-14 22:06:24
NStsantsa.sabresystems.com.au2015-07-01 → 2017-01-08 · 4 obs
● 2015-07-01 17:40:02
● 2017-01-08 02:09:50
○ 2026-04-03 06:08:18
○ 2026-08-14 22:06:24
MXmail.kostkas.com.au2015-07-01 → 2017-01-08 · 4 obs
● 2015-07-01 17:40:02
● 2017-01-08 02:09:50
○ 2026-04-03 06:08:18
○ 2026-08-14 22:06:24
MXmx1.mtaroutes.com2026-04-03 → 2026-08-14 · 3 obs
○ 2017-01-08 02:09:50
● 2026-04-03 06:08:18
● 2026-08-14 22:06:24
MXmx2.mtaroutes.com2026-04-03 → 2026-08-14 · 3 obs
○ 2017-01-08 02:09:50
● 2026-04-03 06:08:18
● 2026-08-14 22:06:24
MXmx3.mtaroutes.com2026-04-03 → 2026-08-14 · 3 obs
○ 2017-01-08 02:09:50
● 2026-04-03 06:08:18
● 2026-08-14 22:06:24
MXmx4.mtaroutes.com2026-04-03 → 2026-08-14 · 3 obs
○ 2017-01-08 02:09:50
● 2026-04-03 06:08:18
● 2026-08-14 22:06:24
A35.213.237.1912026-04-03 → 2026-08-14 · 2 obs
● 2026-04-03 06:08:18
● 2026-08-14 22:06:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
aua.au, q.au, r.au, s.au...-
kostkas.com.auns1.emergeits.com.au, ns2.emergeits.com.au2 records

✅ Authoritative Response

Server:103.31.26.9

NS records: ns1.emergeits.com.au, ns2.emergeits.com.au

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kostkas.com.au (unsigned zone)

⏱️ Timing

Total: 1792ms | Queries: -

📄 Records

TypeCountSample Data
A135.213.237.191
NS2ns1.emergeits.com.au, ns2.emergeits.com.au
MX4mx1.mtaroutes.com (pri: 10), mx2.mtaroutes.com (pri: 20)...
TXT3v=spf1 mx a ip4:193.114.96.180 ip4:64.91, _fccd7si3nji(0x733378)ff14lfbbvvn2yzoao...
SOA1ns1.emergeits.com.au hostmaster.kostkas.

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns2.emergeits.com.au, ns1.emergeits.com.au)

Analysis

Hierarchy

kostkas.com.au serves as the parent of mail.kostkas.com.au and remote.kostkas.com.au.

IP Addresses

kostkas.com.au has exactly one IP address — 35.213.237.191.

samarkos.com.au, cerbis.net, 191.237.213.35.bc.googleusercontent.com plus two other host names have IP numbers in common with kostkas.com.au.

Name Servers

DNS delegation for kostkas.com.au points to two name servers: ns1.emergeits.com.au and ns2.emergeits.com.au.

The name server configuration of kostkas.com.au is shared with other domains, for instance elchoarts.com, topdidj.com, emergeits.com.au and two others.

ns1.emergeits.com.au directs to 103.31.26.9 and ns2.emergeits.com.au directs to 149.28.186.99; each host name points to exactly one IP number.

Mail Servers

Four mail servers handle email for kostkas.com.au: mx1.mtaroutes.com, mx2.mtaroutes.com, mx3.mtaroutes.com and mx4.mtaroutes.com.

At least some of the mail servers used by kostkas.com.au are shared with other domains: dealers-uk.com, sylcon.es, hudsonucc.org and two others among them.

mx1.mtaroutes.com, mx2.mtaroutes.com, mx3.mtaroutes.com and mx4.mtaroutes.com all point to exactly two IP numbers each: mx1.mtaroutes.com149.13.75.27 and 2001:978:2:2c::137:100; mx2.mtaroutes.com38.89.254.156 and 2001:550:2:61::2fc:100; mx3.mtaroutes.com38.71.16.244 and 2001:550:2:3::62:100; mx4.mtaroutes.com38.101.250.150 and 2001:550:2:78::ca:100.