hackday.code4japan.org - dns.ninja

hackday.code4japan.org

DNSSEC⚠️ Not signed
A3.5.155.46🇯🇵 Amazon3.5.155.0/24 EC2 Prefix
PTRs3-website.ap-northeast-1.amazonaws.com
A3.5.155.213🇯🇵 Amazon3.5.155.0/24 EC2 Prefix
A3.5.157.5🇯🇵 Amazon3.5.157.0/24 EC2 Prefix
A3.5.157.30🇯🇵 Amazon3.5.157.0/24 EC2 Prefix
A3.5.157.104🇯🇵 Amazon3.5.157.0/24 EC2 Prefix
A3.5.159.1🇯🇵 Amazon3.5.159.0/24 EC2 Prefix
A3.5.159.160🇯🇵 Amazon3.5.159.0/24 EC2 Prefix
A52.219.16.112🇯🇵 Amazon52.219.16.0/24 AWS S3

code4japan.org

DNSSEC⚠️ Not signed
A76.76.21.21🇺🇸 Amazon76.76.21.0/24 EC2 Prefix
NSns-1935.awsdns-49.co.uk ⭐
NSns-1385.awsdns-45.org
NSns-228.awsdns-28.com
NSns-907.awsdns-49.net
MXaspmx.l.google.com ⭐
MXalt1.aspmx.l.google.com(5)
MXalt2.aspmx.l.google.com(5)
MXalt3.aspmx.l.google.com(10)
MXalt4.aspmx.l.google.com(10)
TXTgoogle-site-verification=ZYcFA2tU6eRPg2xE-_G2wY0Y5PoorcqwsRrO5xa_VT8
TXTgoogle-site-verification=cUi96xU6KE9BMaCartqhZpEyHyywwPWOrcSxMobYlkQ
TXTgoogle-site-verification=wXBVf-ygOR0E2KSveBQ05L6ruZGzWMjpQccd_nx3apQ
TXTv=spf1 include:aspmx.googlemail.com ip4:18.180.197.160 include:spf.protection...
SOAns-1935.awsdns-49.co.ukawsdns-hostmaster@amazon.com serial=1
rank #408119 globally
rank #31055 in the tld

Same first word

hackday.ro
hackday.info
hackday.tv
hackday.net
hackday.de
hackday.statefarm
hackday.com.br
hackday.co
hackday.me
hackday.ru
hackday.io
hackday.org
hackday.in
hackday.kz
hackday.fr
hackday.com
hackday.com.au

Similar names

dayhack.com
kyachad.co.il
hackady.com

DNS History

38 records (8 active, 30 former)

A3.5.155.2133.5.155.463.5.157.1043.5.157.303.5.157.53.5.159.13.5.159.16052.219.16.1123.5.155.103.5.155.173.5.155.193.5.155.2023.5.155.283.5.155.563.5.155.583.5.155.743.5.155.803.5.157.1363.5.157.2043.5.157.2093.5.157.853.5.159.1123.5.159.1643.5.159.343.5.159.423.5.159.693.5.159.8052.219.0.20052.219.150.19552.219.150.3552.219.150.5152.219.151.2352.219.152.11152.219.152.14752.219.16.18852.219.162.12352.219.163.8352.219.172.79
○A3.5.155.102026-07-01 → 2026-07-01 · 4 obs
○ 2026-07-01 07:40:58
● 2026-07-01 12:41:22
○ 2026-07-02 12:08:42
○ 2026-07-04 17:18:04
○A3.5.155.172026-07-01 → 2026-07-01 · 4 obs
○ 2026-07-01 07:03:18
● 2026-07-01 07:40:58
○ 2026-07-01 12:41:22
○ 2026-07-04 17:18:04
○A3.5.155.192026-07-01 → 2026-07-01 · 4 obs
○ 2026-07-01 07:03:18
● 2026-07-01 07:40:58
○ 2026-07-01 12:41:22
○ 2026-07-04 17:18:04
○A3.5.155.2022026-07-01 → 2026-07-01 · 3 obs
● 2026-07-01 07:03:18
○ 2026-07-01 07:40:58
○ 2026-07-04 17:18:04
●A3.5.155.2132026-07-04 → 2026-07-04 · 2 obs
○ 2026-07-02 12:08:42
● 2026-07-04 17:18:04
○A3.5.155.282026-07-01 → 2026-07-01 · 3 obs
● 2026-07-01 07:03:18
○ 2026-07-01 07:40:58
○ 2026-07-04 17:18:04
●A3.5.155.462026-07-04 → 2026-07-04 · 2 obs
○ 2026-07-02 12:08:42
● 2026-07-04 17:18:04
○A3.5.155.562026-07-01 → 2026-07-01 · 3 obs
● 2026-07-01 07:03:18
○ 2026-07-01 07:40:58
○ 2026-07-04 17:18:04
○A3.5.155.582026-07-02 → 2026-07-02 · 3 obs
○ 2026-07-01 12:41:22
● 2026-07-02 12:08:42
○ 2026-07-04 17:18:04
○A3.5.155.742026-07-01 → 2026-07-01 · 4 obs
○ 2026-07-01 07:03:18
● 2026-07-01 07:40:58
○ 2026-07-01 12:41:22
○ 2026-07-04 17:18:04
○A3.5.155.802026-07-01 → 2026-07-01 · 4 obs
○ 2026-07-01 07:40:58
● 2026-07-01 12:41:22
○ 2026-07-02 12:08:42
○ 2026-07-04 17:18:04
●A3.5.157.1042026-07-04 → 2026-07-04 · 2 obs
○ 2026-07-02 12:08:42
● 2026-07-04 17:18:04
○A3.5.157.1362026-07-01 → 2026-07-01 · 4 obs
○ 2026-07-01 07:03:18
● 2026-07-01 07:40:58
○ 2026-07-01 12:41:22
○ 2026-07-04 17:18:04
○A3.5.157.2042026-07-01 → 2026-07-01 · 4 obs
○ 2026-07-01 07:03:18
● 2026-07-01 07:40:58
○ 2026-07-01 12:41:22
○ 2026-07-04 17:18:04
○A3.5.157.2092026-07-01 → 2026-07-01 · 3 obs
● 2026-07-01 07:03:18
○ 2026-07-01 07:40:58
○ 2026-07-04 17:18:04
●A3.5.157.302026-07-04 → 2026-07-04 · 2 obs
○ 2026-07-02 12:08:42
● 2026-07-04 17:18:04
●A3.5.157.52026-07-04 → 2026-07-04 · 2 obs
○ 2026-07-02 12:08:42
● 2026-07-04 17:18:04
○A3.5.157.852026-07-01 → 2026-07-01 · 4 obs
○ 2026-07-01 07:40:58
● 2026-07-01 12:41:22
○ 2026-07-02 12:08:42
○ 2026-07-04 17:18:04
●A3.5.159.12026-07-04 → 2026-07-04 · 2 obs
○ 2026-07-02 12:08:42
● 2026-07-04 17:18:04
○A3.5.159.1122026-07-01 → 2026-07-01 · 3 obs
● 2026-07-01 07:03:18
○ 2026-07-01 07:40:58
○ 2026-07-04 17:18:04
●A3.5.159.1602026-07-04 → 2026-07-04 · 2 obs
○ 2026-07-02 12:08:42
● 2026-07-04 17:18:04
○A3.5.159.1642026-07-02 → 2026-07-02 · 3 obs
○ 2026-07-01 12:41:22
● 2026-07-02 12:08:42
○ 2026-07-04 17:18:04
○A3.5.159.342026-07-01 → 2026-07-01 · 4 obs
○ 2026-07-01 07:40:58
● 2026-07-01 12:41:22
○ 2026-07-02 12:08:42
○ 2026-07-04 17:18:04
○A3.5.159.422026-07-01 → 2026-07-01 · 4 obs
○ 2026-07-01 07:03:18
● 2026-07-01 07:40:58
○ 2026-07-01 12:41:22
○ 2026-07-04 17:18:04
○A3.5.159.692026-07-01 → 2026-07-02 · 5 obs
○ 2026-07-01 07:03:18
● 2026-07-01 07:40:58
○ 2026-07-01 12:41:22
● 2026-07-02 12:08:42
○ 2026-07-04 17:18:04
○A3.5.159.802026-07-02 → 2026-07-02 · 3 obs
○ 2026-07-01 12:41:22
● 2026-07-02 12:08:42
○ 2026-07-04 17:18:04
○A52.219.0.2002026-07-01 → 2026-07-01 · 4 obs
○ 2026-07-01 07:40:58
● 2026-07-01 12:41:22
○ 2026-07-02 12:08:42
○ 2026-07-04 17:18:04
○A52.219.150.1952026-07-01 → 2026-07-01 · 4 obs
○ 2026-07-01 07:40:58
● 2026-07-01 12:41:22
○ 2026-07-02 12:08:42
○ 2026-07-04 17:18:04
○A52.219.150.352026-07-02 → 2026-07-02 · 3 obs
○ 2026-07-01 12:41:22
● 2026-07-02 12:08:42
○ 2026-07-04 17:18:04
○A52.219.150.512026-07-01 → 2026-07-01 · 3 obs
● 2026-07-01 07:03:18
○ 2026-07-01 07:40:58
○ 2026-07-04 17:18:04
○A52.219.151.232026-07-02 → 2026-07-02 · 3 obs
○ 2026-07-01 12:41:22
● 2026-07-02 12:08:42
○ 2026-07-04 17:18:04
○A52.219.152.1112026-07-01 → 2026-07-01 · 4 obs
○ 2026-07-01 07:40:58
● 2026-07-01 12:41:22
○ 2026-07-02 12:08:42
○ 2026-07-04 17:18:04
○A52.219.152.1472026-07-02 → 2026-07-02 · 3 obs
○ 2026-07-01 12:41:22
● 2026-07-02 12:08:42
○ 2026-07-04 17:18:04
●A52.219.16.1122026-07-04 → 2026-07-04 · 2 obs
○ 2026-07-02 12:08:42
● 2026-07-04 17:18:04
○A52.219.16.1882026-07-02 → 2026-07-02 · 3 obs
○ 2026-07-01 12:41:22
● 2026-07-02 12:08:42
○ 2026-07-04 17:18:04
○A52.219.162.1232026-07-01 → 2026-07-01 · 3 obs
● 2026-07-01 07:03:18
○ 2026-07-01 07:40:58
○ 2026-07-04 17:18:04
○A52.219.163.832026-07-01 → 2026-07-01 · 4 obs
○ 2026-07-01 07:03:18
● 2026-07-01 07:40:58
○ 2026-07-01 12:41:22
○ 2026-07-04 17:18:04
○A52.219.172.792026-07-01 → 2026-07-01 · 3 obs
● 2026-07-01 07:03:18
○ 2026-07-01 07:40:58
○ 2026-07-04 17:18:04

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb2.org.afilias-nst.org, b0.org.afilias-nst.org, d0.org.afilias-nst.org-
code4japan.orgns-228.awsdns-28.com, ns-907.awsdns-49.net, ns-1385.awsdns-45.org, ns-1935.awsdns-49.co.uk2 records

✅ Authoritative Response

Server:205.251.199.143

NS records: ns-228.awsdns-28.com, ns-907.awsdns-49.net, ns-1385.awsdns-45.org, ns-1935.awsdns-49.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for code4japan.org (unsigned zone)

⏱️ Timing

Total: 1248ms | Queries: -

📄 Records

TypeCountSample Data
A852.219.137.11, 52.219.152.159...

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-1385.awsdns-45.org, ns-1385.awsdns-45.org)

Analysis

IP Addresses

With 8 IP addresses in total, hackday.code4japan.org resolves to 3.5.155.46, 3.5.155.213, 3.5.157.5 and 5 other.

Among the host names that share IP numbers with hackday.code4japan.org are dl.riocompany.jp, www.jika-net.jp, mieruca-draw.com and two others.