contrasync.dev - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

contrasync.dev

DNSSEC⚠️ Not signed
A3.171.61.35🇺🇸 Amazon3.171.60.0/23
PTRserver-3-171-61-35.iad61.r.cloudfront.net
A3.171.61.80🇺🇸 Amazon3.171.60.0/23
A3.171.61.88🇺🇸 Amazon3.171.60.0/23
A3.171.61.97🇺🇸 Amazon3.171.60.0/23
NSns-735.awsdns-27.net ⭐
A2600:9000:5302:df00::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront
PTRns-735.awsdns-27.net
A205.251.194.223🇺🇸 Amazon205.251.194.0/24 prefix
PTRns-735.awsdns-27.net
NSns-1383.awsdns-44.org
A2600:9000:5305:6700::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront
PTRns-1383.awsdns-44.org
A205.251.197.103🇺🇸 Amazon205.251.197.0/24 prefix
PTRns-1383.awsdns-44.org
NSns-1808.awsdns-34.co.uk
A2600:9000:5307:1000::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront
PTRns-1808.awsdns-34.co.uk
A205.251.199.16🇺🇸 Amazon205.251.199.0/24 prefix
PTRns-1808.awsdns-34.co.uk
NSns-243.awsdns-30.com
A2600:9000:5300:f300::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront
PTRns-243.awsdns-30.com
A205.251.192.243🇺🇸 Amazon205.251.192.0/24 prefix
PTRns-243.awsdns-30.com
SOAns-735.awsdns-27.netawsdns-hostmaster@amazon.com serial=1

dev

DNSSEC🔒 Signed (DS record present)
NSns-tld1.charlestonroadregistry.com ⭐
NSns-tld2.charlestonroadregistry.com
NSns-tld3.charlestonroadregistry.com
NSns-tld4.charlestonroadregistry.com
NSns-tld5.charlestonroadregistry.com
SOAns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1
🔒 HSTS Preload (+subdomains)

Same first word

contrasync.dev

Previous names

continuousauth.dev
continuousgtfs.dev
continuousintegration.dev
continuousmerge.dev
continuumos.dev
continuumprotocol.dev
contort.dev
contorta.dev
contract0.dev
contracthero.dev
contractlab.dev
contractless.dev
contractoros.dev
contractors.dev
contractspec.dev
contraentrega.dev
contramsr.dev
contraste-digital.dev
contraste.dev
contrastsecurity.dev

Next names

contrata.dev
contravariant.dev
contrax.dev
contriboxed.dev
contribuinte2026-dasmei-gov.dev
contribute.dev
contro.dev
control-ui.dev
control.dev
control4.dev
control9.dev
controlbase.dev
controlbytes.dev
controlc.dev
controld.dev
controldeck.dev
controlenvy.dev
controlf5.dev
controlla.dev
controllab.dev

DNS History

24 records (8 active, 16 former)

NSns-1383.awsdns-44.orgns-1808.awsdns-34.co.ukns-243.awsdns-30.comns-735.awsdns-27.netA3.171.61.353.171.61.803.171.61.883.171.61.9718.239.225.318.239.225.618.239.225.8418.239.225.9118.65.25.10018.65.25.11918.65.25.2318.65.25.323.166.181.1183.166.181.1233.166.181.273.166.181.3699.86.91.11899.86.91.12599.86.91.6599.86.91.73
●NSns-1383.awsdns-44.org2026-08-20 → 2026-08-25 · 2 obs
● 2026-08-20 02:07:28
● 2026-08-25 23:55:56
●NSns-1808.awsdns-34.co.uk2026-08-20 → 2026-08-25 · 2 obs
● 2026-08-20 02:07:28
● 2026-08-25 23:55:56
●NSns-243.awsdns-30.com2026-08-20 → 2026-08-25 · 2 obs
● 2026-08-20 02:07:28
● 2026-08-25 23:55:56
●NSns-735.awsdns-27.net2026-08-20 → 2026-08-25 · 2 obs
● 2026-08-20 02:07:28
● 2026-08-25 23:55:56
○A18.239.225.32026-08-20 → 2026-08-24 · 5 obs
● 2026-08-20 02:07:28
○ 2026-08-20 06:27:54
● 2026-08-24 03:50:06
○ 2026-08-24 10:50:14
○ 2026-08-25 23:55:56
○A18.239.225.62026-08-20 → 2026-08-24 · 5 obs
● 2026-08-20 02:07:28
○ 2026-08-20 06:27:54
● 2026-08-24 03:50:06
○ 2026-08-24 10:50:14
○ 2026-08-25 23:55:56
○A18.239.225.842026-08-20 → 2026-08-24 · 5 obs
● 2026-08-20 02:07:28
○ 2026-08-20 06:27:54
● 2026-08-24 03:50:06
○ 2026-08-24 10:50:14
○ 2026-08-25 23:55:56
○A18.239.225.912026-08-20 → 2026-08-24 · 5 obs
● 2026-08-20 02:07:28
○ 2026-08-20 06:27:54
● 2026-08-24 03:50:06
○ 2026-08-24 10:50:14
○ 2026-08-25 23:55:56
○A18.65.25.1002026-08-24 → 2026-08-24 · 4 obs
○ 2026-08-24 18:34:46
● 2026-08-24 23:14:06
○ 2026-08-25 11:21:50
○ 2026-08-25 23:55:56
○A18.65.25.1192026-08-24 → 2026-08-24 · 4 obs
○ 2026-08-24 18:34:46
● 2026-08-24 23:14:06
○ 2026-08-25 11:21:50
○ 2026-08-25 23:55:56
○A18.65.25.232026-08-24 → 2026-08-24 · 4 obs
○ 2026-08-24 18:34:46
● 2026-08-24 23:14:06
○ 2026-08-25 11:21:50
○ 2026-08-25 23:55:56
○A18.65.25.322026-08-24 → 2026-08-24 · 4 obs
○ 2026-08-24 18:34:46
● 2026-08-24 23:14:06
○ 2026-08-25 11:21:50
○ 2026-08-25 23:55:56
○A3.166.181.1182026-08-20 → 2026-08-20 · 4 obs
○ 2026-08-20 02:07:28
● 2026-08-20 06:27:54
○ 2026-08-23 21:40:14
○ 2026-08-25 23:55:56
○A3.166.181.1232026-08-20 → 2026-08-20 · 4 obs
○ 2026-08-20 02:07:28
● 2026-08-20 06:27:54
○ 2026-08-23 21:40:14
○ 2026-08-25 23:55:56
○A3.166.181.272026-08-20 → 2026-08-20 · 4 obs
○ 2026-08-20 02:07:28
● 2026-08-20 06:27:54
○ 2026-08-23 21:40:14
○ 2026-08-25 23:55:56
○A3.166.181.362026-08-20 → 2026-08-20 · 4 obs
○ 2026-08-20 02:07:28
● 2026-08-20 06:27:54
○ 2026-08-23 21:40:14
○ 2026-08-25 23:55:56
●A3.171.61.352026-08-23 → 2026-08-25 · 7 obs
○ 2026-08-20 06:27:54
● 2026-08-23 21:40:14
○ 2026-08-24 03:50:06
● 2026-08-24 10:50:14
○ 2026-08-24 18:34:46
● 2026-08-25 14:41:02
● 2026-08-25 23:55:56
●A3.171.61.802026-08-23 → 2026-08-25 · 7 obs
○ 2026-08-20 06:27:54
● 2026-08-23 21:40:14
○ 2026-08-24 03:50:06
● 2026-08-24 10:50:14
○ 2026-08-24 18:34:46
● 2026-08-25 14:41:02
● 2026-08-25 23:55:56
●A3.171.61.882026-08-23 → 2026-08-25 · 7 obs
○ 2026-08-20 06:27:54
● 2026-08-23 21:40:14
○ 2026-08-24 03:50:06
● 2026-08-24 10:50:14
○ 2026-08-24 18:34:46
● 2026-08-25 14:41:02
● 2026-08-25 23:55:56
●A3.171.61.972026-08-23 → 2026-08-25 · 7 obs
○ 2026-08-20 06:27:54
● 2026-08-23 21:40:14
○ 2026-08-24 03:50:06
● 2026-08-24 10:50:14
○ 2026-08-24 18:34:46
● 2026-08-25 14:41:02
● 2026-08-25 23:55:56
○A99.86.91.1182026-08-24 → 2026-08-25 · 6 obs
○ 2026-08-24 10:50:14
● 2026-08-24 18:34:46
○ 2026-08-24 23:14:06
● 2026-08-25 11:21:50
○ 2026-08-25 14:41:02
○ 2026-08-25 23:55:56
○A99.86.91.1252026-08-24 → 2026-08-25 · 6 obs
○ 2026-08-24 10:50:14
● 2026-08-24 18:34:46
○ 2026-08-24 23:14:06
● 2026-08-25 11:21:50
○ 2026-08-25 14:41:02
○ 2026-08-25 23:55:56
○A99.86.91.652026-08-24 → 2026-08-25 · 6 obs
○ 2026-08-24 10:50:14
● 2026-08-24 18:34:46
○ 2026-08-24 23:14:06
● 2026-08-25 11:21:50
○ 2026-08-25 14:41:02
○ 2026-08-25 23:55:56
○A99.86.91.732026-08-24 → 2026-08-25 · 6 obs
○ 2026-08-24 10:50:14
● 2026-08-24 18:34:46
○ 2026-08-24 23:14:06
● 2026-08-25 11:21:50
○ 2026-08-25 14:41:02
○ 2026-08-25 23:55:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld2.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com...-
contrasync.devns-243.awsdns-30.com, ns-1383.awsdns-44.org, ns-1808.awsdns-34.co.uk, ns-735.awsdns-27.net-

✅ Authoritative Response

Server:205.251.199.16

NS records: ns-243.awsdns-30.com, ns-1383.awsdns-44.org, ns-1808.awsdns-34.co.uk, ns-735.awsdns-27.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for contrasync.dev (unsigned zone)

⏱️ Timing

Total: 677ms | Queries: -

📄 Records

TypeCountSample Data
A43.171.61.97, 3.171.61.35...
NS4ns-1383.awsdns-44.org, ns-1808.awsdns-34.co.uk...
SOA1ns-735.awsdns-27.net awsdns-hostmaster.a

Analysis

IP Addresses

contrasync.dev has four IP addresses: 3.171.61.35, 3.171.61.80, 3.171.61.88 and 3.171.61.97.

Among the host names that share IP numbers with contrasync.dev are dhb21lhdbfjbh.cloudfront.net, 777mm8.com, www.seikokai.or.jp and two others.

Name Servers

The domain contrasync.dev is delegated to these four name servers: ns-243.awsdns-30.com, ns-735.awsdns-27.net, ns-1383.awsdns-44.org and ns-1808.awsdns-34.co.uk.

contrasync.dev has at least partial name server overlap with other domains, such as auctioninjapan.com, techmatome.com, 183.40.192.in-addr.arpa and two others.

ns-243.awsdns-30.com, ns-735.awsdns-27.net, ns-1383.awsdns-44.org and ns-1808.awsdns-34.co.uk all point to exactly two IP numbers each: ns-243.awsdns-30.com → 205.251.192.243 and 2600:9000:5300:f300::1; ns-735.awsdns-27.net → 205.251.194.223 and 2600:9000:5302:df00::1; ns-1383.awsdns-44.org → 205.251.197.103 and 2600:9000:5305:6700::1; ns-1808.awsdns-34.co.uk → 205.251.199.16 and 2600:9000:5307:1000::1.