constra.in - robtex.com

constra.in

DNSSEC⚠️ Not signed
A18.191.81.57πŸ‡ΊπŸ‡Έ Amazon18.191.0.0/16 EC2 CMH prefix
PTRec2-18-191-81-57.us-east-2.compute.amazonaws.com
NSdns1.registrar-servers.com ⭐
A2610:a1:1024::200πŸ‡ΊπŸ‡Έ MAINT-ID-120082610:a1:1024::/48 Neustar
PTRdns1.namecheaphosting.com
PTRdns1.registrar-servers.com
A156.154.132.200πŸ‡ΊπŸ‡Έ MAINT-ID-12008156.154.132.0/24 Neustar
PTRdns1.namecheaphosting.com
PTRdns1.registrar-servers.com
NSdns2.registrar-servers.com
A2610:a1:1025::200πŸ‡ΊπŸ‡Έ MAINT-ID-120082610:a1:1025::/48 Neustar
PTRdns2.namecheaphosting.com
PTRdns2.registrar-servers.com
A156.154.133.200πŸ‡ΊπŸ‡Έ MAINT-ID-12008156.154.133.0/24 Neustar
PTRdns2.namecheaphosting.com
PTRdns2.registrar-servers.com
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c19::1bπŸ‡ΊπŸ‡Έ Google2607:f8b0:4004::/48
PTRbk-in-f27.1e100.net
A172.253.62.27πŸ‡ΊπŸ‡Έ Google172.253.62.0/24
PTRbc-in-f27.1e100.net
MXalt1.aspmx.l.google.com(5)
A2607:f8b0:4003:c30::1bπŸ‡ΊπŸ‡Έ Google2607:f8b0:4003::/48
PTRyutulis-in-f27.1e100.net
A74.125.27.26πŸ‡ΊπŸ‡Έ Google74.125.27.0/24
PTRyutulis-in-f26.1e100.net
MXalt2.aspmx.l.google.com(5)
A2607:f8b0:4001:c70::1aπŸ‡ΊπŸ‡Έ Google2607:f8b0:4001::/48
PTRyucbful-in-f26.1e100.net
A192.178.209.26πŸ‡ΊπŸ‡Έ Google192.178.209.0/24
PTRyucbful-in-f26.1e100.net
MXaspmx2.googlemail.com(10)
A2607:f8b0:4023:2801::1bπŸ‡ΊπŸ‡Έ Google2607:f8b0::/32
PTRlcausi-in-f27.1e100.net
A192.178.128.27πŸ‡ΊπŸ‡Έ Google192.178.128.0/24
PTRlcausi-in-f27.1e100.net
MXaspmx3.googlemail.com(10)
A2607:f8b0:4023:1015::1bπŸ‡ΊπŸ‡Έ Google2607:f8b0::/32
PTRyudfwta-in-f27.1e100.net
A172.253.135.26πŸ‡ΊπŸ‡Έ Google172.253.135.0/24
PTRyudfwta-in-f26.1e100.net
SOAdns1.registrar-servers.comhostmaster@registrar-servers.com serial=1573438108

in

DNSSECπŸ”’ Signed (DS record present)
NSns01.trs-dns.com ⭐
NSns.trs-dns.com
NSns01.trs-dns.net
NSns10.trs-dns.info
NSns10.trs-dns.org
SOAns.trs-dns.comtrs-ops@tucows.com serial=1774173364

Same first word

Similar names

DNS History

12 records (8 active, 4 former)

20162017201820192020202120222023202420252026NSdns1.registrar-servers.comdns2.registrar-servers.comdns3.registrar-servers.comdns4.registrar-servers.comdns5.registrar-servers.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comA18.191.81.5754.154.113.162
●NSdns1.registrar-servers.com2015-08-13 β†’ 2026-03-24 Β· 2 obs
● 2015-08-13 00:34:24
● 2026-03-24 06:43:04
●NSdns2.registrar-servers.com2015-08-13 β†’ 2026-03-24 Β· 2 obs
● 2015-08-13 00:34:24
● 2026-03-24 06:43:04
β—‹NSdns3.registrar-servers.com2015-08-13 β†’ 2017-08-08 Β· 4 obs
● 2015-08-13 00:34:24
● 2017-08-08 05:49:26
β—‹ 2026-02-17 11:32:26
β—‹ 2026-03-24 06:43:04
β—‹NSdns4.registrar-servers.com2015-08-13 β†’ 2017-08-08 Β· 4 obs
● 2015-08-13 00:34:24
● 2017-08-08 05:49:26
β—‹ 2026-02-17 11:32:26
β—‹ 2026-03-24 06:43:04
β—‹NSdns5.registrar-servers.com2015-08-13 β†’ 2017-08-08 Β· 4 obs
● 2015-08-13 00:34:24
● 2017-08-08 05:49:26
β—‹ 2026-02-17 11:32:26
β—‹ 2026-03-24 06:43:04
●MXalt1.aspmx.l.google.com2015-08-13 β†’ 2026-03-24 Β· 2 obs
● 2015-08-13 00:34:24
● 2026-03-24 06:43:04
●MXalt2.aspmx.l.google.com2015-08-13 β†’ 2026-03-24 Β· 2 obs
● 2015-08-13 00:34:24
● 2026-03-24 06:43:04
●MXaspmx.l.google.com2015-08-13 β†’ 2026-03-24 Β· 2 obs
● 2015-08-13 00:34:24
● 2026-03-24 06:43:04
●MXaspmx2.googlemail.com2015-08-13 β†’ 2026-03-24 Β· 2 obs
● 2015-08-13 00:34:24
● 2026-03-24 06:43:04
●MXaspmx3.googlemail.com2015-08-13 β†’ 2026-03-24 Β· 2 obs
● 2015-08-13 00:34:24
● 2026-03-24 06:43:04
●A18.191.81.572026-02-17 β†’ 2026-03-24 Β· 3 obs
β—‹ 2017-08-08 05:49:26
● 2026-02-17 11:32:26
● 2026-03-24 06:43:04
β—‹A54.154.113.1622015-08-13 β†’ 2017-08-08 Β· 4 obs
● 2015-08-13 00:34:24
● 2017-08-08 05:49:26
β—‹ 2026-02-17 11:32:26
β—‹ 2026-03-24 06:43:04

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
inns01.trs-dns.net, ns10.trs-dns.info, ns01.trs-dns.com, ns10.trs-dns.org-
constra.indns2.registrar-servers.com, dns1.registrar-servers.com-

βœ… Authoritative Response

Server:156.154.132.200

NS records: dns2.registrar-servers.com, dns1.registrar-servers.com

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for constra.in (unsigned zone)

⏱️ Timing

Total: 272ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A118.191.81.57
NS2dns1.registrar-servers.com, dns2.registrar-servers.com
MX5aspmx.l.google.com (pri: 1), alt1.aspmx.l.google.com (pri: 5)...
SOA1dns1.registrar-servers.com hostmaster.re

Analysis

IP Addresses

constra.in points to a single IP number: 18.191.81.57.

Other host names, for instance ec2-18-191-81-57.us-east-2.compute.amazonaws.com, share IP numbers with constra.in.

Name Servers

constra.in is delegated to two name servers: dns1.registrar-servers.com and dns2.registrar-servers.com.

constra.in shares the same name server setup as other domains, for example fishislandbungalow.com, deltatrace.app, docsviewingfilesfileszlx.org, narubae.com and recenturing.com.

constra.in at least partially shares name servers with other domains, for instance emailjar.com, spankfinder.com, denverfloorball.com, meganblomgren.com and lendimize.com.

These name servers are commonly used with dns3.registrar-servers.com, dns4.registrar-servers.com and dns5.registrar-servers.com.

Host names with two IP numbers:

dns1.registrar-servers.com points to 2610:a1:1024::200 and 156.154.132.200

dns2.registrar-servers.com points to 2610:a1:1025::200 and 156.154.133.200

Mail Servers

constra.in is handled by five mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.

constra.in shares mail servers with other domains at least partially, including ns500759.ns500758.ns500758.ns500736.ns500735.ns500736.ns500735.ns500735.ns500619.ns500576.ns500619.ns500619.trackreceptor.com, ns500765.ns500693.ns500699.ns500734.ns500734.ns500734.ns500693.ns500699.ns500588.ns500699.ns500693.ns500632.ns500632.ns500632.ns500612.ns500578.ns500110.dtrkdll.com, gremar.ca, ulka.games and poolchlordallas.com.

these mail servers are often used with the mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx5.googlemail.com and aspmx4.googlemail.com.

Hosts with two IP numbers:

aspmx2.googlemail.com points to 2607:f8b0:4023:2801::1b and 192.178.128.27.

aspmx3.googlemail.com points to 2607:f8b0:4023:1015::1b and 172.253.135.26.

aspmx.l.google.com points to 2607:f8b0:4004:c19::1b and 172.253.62.27.

alt1.aspmx.l.google.com points to 2607:f8b0:4003:c30::1b and 74.125.27.26.

alt2.aspmx.l.google.com points to 2607:f8b0:4001:c70::1a and 192.178.209.26.