`springday2016.springframework.jp`

CNAME	`springday2016.springframework.jp.s3-website-ap-northeast-1.amazonaws.com`
CNAME	`s3-website-ap-northeast-1.amazonaws.com`
DNSSEC	⚠️ Not signed
A	3.5.155.161^{🇯🇵 Amazon3.5.155.0/24 EC2 Prefix}
		PTR	`s3-r-w.ap-northeast-1.amazonaws.com`
A	3.5.155.248^{🇯🇵 Amazon3.5.155.0/24 EC2 Prefix}
A	3.5.157.12^{🇯🇵 Amazon3.5.157.0/24 EC2 Prefix}
A	3.5.157.63^{🇯🇵 Amazon3.5.157.0/24 EC2 Prefix}
A	3.5.157.104^{🇯🇵 Amazon3.5.157.0/24 EC2 Prefix}
A	52.219.137.7^{🇯🇵 Amazon52.219.137.0/24 AWS S3}
A	52.219.152.103^{🇯🇵 Amazon52.219.152.0/24 AWS S3}
A	52.219.162.83^{🇯🇵 Amazon52.219.162.0/23 AWS S3}
NS	`ns-1643.awsdns-13.co.uk` ⭐
		A	2600:9000:5306:6b00::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1643.awsdns-13.co.uk`
		A	205.251.198.107^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1643.awsdns-13.co.uk`
NS	`ns-1368.awsdns-43.org`
		A	2600:9000:5305:5800::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1368.awsdns-43.org`
		A	205.251.197.88^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1368.awsdns-43.org`
NS	`ns-502.awsdns-62.com`
		A	2600:9000:5301:f600::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-502.awsdns-62.com`
		A	205.251.193.246^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-502.awsdns-62.com`
NS	`ns-645.awsdns-16.net`
		A	2600:9000:5302:8500::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-645.awsdns-16.net`
		A	205.251.194.133^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-645.awsdns-16.net`
TXT	`cccb97cdbf5a5a534f1738a887237845`
SOA	`ns-1643.awsdns-13.co.uk`awsdns-hostmaster@amazon.com serial=1

`springframework.jp`

	DNSSEC	⚠️ Not signed
	NS	`01.dnsv.jp` ⭐
	NS	`02.dnsv.jp`
	NS	`03.dnsv.jp`
	NS	`04.dnsv.jp`
	MX	`aspmx.l.google.com` ⭐
	MX	`alt1.aspmx.l.google.com`⁽²⁰⁾
	MX	`alt2.aspmx.l.google.com`⁽²⁰⁾
	MX	`aspmx2.googlemail.com`⁽³⁰⁾
	MX	`aspmx3.googlemail.com`⁽³⁰⁾
	MX	`aspmx4.googlemail.com`⁽³⁰⁾
	MX	`aspmx5.googlemail.com`⁽³⁰⁾
	SOA	`01.dnsv.jp`hostmaster@dnsv.jp serial=1677932527

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...	-
springframework.jp	02.dnsv.jp, 01.dnsv.jp, 04.dnsv.jp, 03.dnsv.jp	7 records

✅ Authoritative Response

Server:157.7.33.53

NS records: 02.dnsv.jp, 01.dnsv.jp, 04.dnsv.jp, 03.dnsv.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for springframework.jp (unsigned zone)

⏱️ Timing

Total: 1009ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`springday2016.springframework.jp.s3-webs`

📌 Glue Records Collected

Total: 7

Out-of-bailiwick: 7 (04.dnsv.jp, 03.dnsv.jp, 02.dnsv.jp...)

Analysis

IP Addresses

springday2016.springframework.jp directs to 8 IP numbers: 3.5.155.161, 3.5.155.248, 3.5.157.12 and 5 other.

Two other host names, along with sleipnirbrowser.com, ajinomoto.com and zenstyle.co.jp, also share IP numbers with springday2016.springframework.jp.

Name Servers

The NS records for springday2016.springframework.jp point to four name servers: ns-502.awsdns-62.com, ns-645.awsdns-16.net, ns-1368.awsdns-43.org and ns-1643.awsdns-13.co.uk.

At least some of springday2016.springframework.jp's name servers are shared with other domains, for example pixelwizard.com, atcvipcup.com, healthfirstequityforall.org and two more.

Four hostnames, each resolving to a pair of IP addresses: ns-502.awsdns-62.com directs to 205.251.193.246 and 2600:9000:5301:f600::1; ns-645.awsdns-16.net directs to 205.251.194.133 and 2600:9000:5302:8500::1; ns-1368.awsdns-43.org directs to 205.251.197.88 and 2600:9000:5305:5800::1; ns-1643.awsdns-13.co.uk directs to 205.251.198.107 and 2600:9000:5306:6b00::1.

springday2016.springframework.jp - dns.ninja

springday2016.springframework.jp

springframework.jp