f-code.co.jp - dns.ninja

`f-code.co.jp`

DNSSEC	⚠️ Not signed
A	54.92.32.110^{🇯🇵 Amazon54.92.0.0/17 EC2 NRT prefix}
		PTR	`ec2-54-92-32-110.ap-northeast-1.compute.amazonaws.com`
A	54.250.59.46^{🇯🇵 Amazon54.250.0.0/17 Amzon EC2 NRT NAT prefix}
NS	`ns-85.awsdns-10.com` ⭐
		A	2600:9000:5300:5500::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-85.awsdns-10.com`
		A	205.251.192.85^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-85.awsdns-10.com`
NS	`ns-1515.awsdns-61.org`
		A	2600:9000:5305:eb00::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1515.awsdns-61.org`
		A	205.251.197.235^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1515.awsdns-61.org`
NS	`ns-1878.awsdns-42.co.uk`
		A	2600:9000:5307:5600::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1878.awsdns-42.co.uk`
		A	205.251.199.86^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1878.awsdns-42.co.uk`
NS	`ns-831.awsdns-39.net`
		A	2600:9000:5303:3f00::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-831.awsdns-39.net`
		A	205.251.195.63^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-831.awsdns-39.net`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1f::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pd-in-f26.1e100.net`
		A	142.251.16.27^{🇺🇸 Google142.251.16.0/24}
			PTR	`bl-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽²⁰⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽²⁰⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`aspmx2.googlemail.com`⁽³⁰⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`aspmx3.googlemail.com`⁽³⁰⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`aspmx4.googlemail.com`⁽³⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`aspmx5.googlemail.com`⁽³⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`facebook-domain-verification=htqm9q3bip4p1gfwx7md1vfat9ph7n`
TXT	`google-site-verification=h-RfNtx0puDml4Jaswtca_E4xwk9c4y3v3iswvgAcYY`
TXT	`pardot316421=0f70706d9a1e1fc300e1a10f9f8d406afe358d317ce7da7e59ac84a2c12047f1`
TXT	`v=spf1 include:_spf.google.com include:mail.zendesk.com include:aspmx.pardot....`
SOA	`ns-85.awsdns-10.com`awsdns-hostmaster@amazon.com serial=1

`co.jp`

	DNSSEC	⚠️ Not signed
	TXT	`co.jp.`

WOT: SAFE (58/100)

Subdomains

www.f-code.co.jp

Same first word

f-code.co.jp

Similar names

code-f.com

DNS History

31 records (13 active, 18 former)

○NS01.dnsv.jp2015-06-12 → 2017-06-16 · 4 obs

● 2015-06-12 15:52:36
● 2017-06-16 00:05:32
○ 2026-02-15 04:11:32
○ 2026-07-26 12:32:54

○NS02.dnsv.jp2015-06-12 → 2017-06-16 · 4 obs

● 2015-06-12 15:52:36
● 2017-06-16 00:05:32
○ 2026-02-15 04:11:32
○ 2026-07-26 12:32:54

○NS03.dnsv.jp2015-06-12 → 2017-06-16 · 4 obs

● 2015-06-12 15:52:36
● 2017-06-16 00:05:32
○ 2026-02-15 04:11:32
○ 2026-07-26 12:32:54

○NS04.dnsv.jp2015-06-12 → 2017-06-16 · 4 obs

● 2015-06-12 15:52:36
● 2017-06-16 00:05:32
○ 2026-02-15 04:11:32
○ 2026-07-26 12:32:54

●NSns-1515.awsdns-61.org2026-02-15 → 2026-07-26 · 3 obs

○ 2017-06-16 00:05:32
● 2026-02-15 04:11:32
● 2026-07-26 12:32:54

●NSns-1878.awsdns-42.co.uk2026-02-15 → 2026-07-26 · 3 obs

○ 2017-06-16 00:05:32
● 2026-02-15 04:11:32
● 2026-07-26 12:32:54

●NSns-831.awsdns-39.net2026-02-15 → 2026-07-26 · 3 obs

○ 2017-06-16 00:05:32
● 2026-02-15 04:11:32
● 2026-07-26 12:32:54

●NSns-85.awsdns-10.com2026-02-15 → 2026-07-26 · 3 obs

○ 2017-06-16 00:05:32
● 2026-02-15 04:11:32
● 2026-07-26 12:32:54

●MXalt1.aspmx.l.google.com2015-06-12 → 2026-07-26 · 2 obs

● 2015-06-12 15:52:36
● 2026-07-26 12:32:54

●MXalt2.aspmx.l.google.com2015-06-12 → 2026-07-26 · 2 obs

● 2015-06-12 15:52:36
● 2026-07-26 12:32:54

●MXaspmx.l.google.com2015-06-12 → 2026-07-26 · 2 obs

● 2015-06-12 15:52:36
● 2026-07-26 12:32:54

●MXaspmx2.googlemail.com2015-06-12 → 2026-07-26 · 2 obs

● 2015-06-12 15:52:36
● 2026-07-26 12:32:54

●MXaspmx3.googlemail.com2015-06-12 → 2026-07-26 · 2 obs

● 2015-06-12 15:52:36
● 2026-07-26 12:32:54

●MXaspmx4.googlemail.com2015-06-12 → 2026-07-26 · 2 obs

● 2015-06-12 15:52:36
● 2026-07-26 12:32:54

●MXaspmx5.googlemail.com2015-06-12 → 2026-07-26 · 2 obs

● 2015-06-12 15:52:36
● 2026-07-26 12:32:54

○A13.115.195.2232026-05-05 → 2026-05-05 · 4 obs

○ 2026-05-01 05:54:16
● 2026-05-05 23:49:12
○ 2026-05-28 18:20:58
○ 2026-07-26 12:32:54

○A182.48.52.1432015-10-05 → 2017-06-16 · 5 obs

○ 2015-06-12 15:52:36
● 2015-10-05 09:24:16
● 2017-06-16 00:05:32
○ 2026-02-15 04:11:32
○ 2026-07-26 12:32:54

○A3.113.98.2262026-05-05 → 2026-05-05 · 4 obs

○ 2026-05-01 05:54:16
● 2026-05-05 23:49:12
○ 2026-05-28 18:20:58
○ 2026-07-26 12:32:54

○A3.114.157.1412026-05-28 → 2026-05-28 · 3 obs

○ 2026-05-05 23:49:12
● 2026-05-28 18:20:58
○ 2026-07-26 12:32:54

○A35.72.212.802026-04-26 → 2026-05-01 · 5 obs

○ 2026-03-19 05:19:02
● 2026-04-26 22:27:56
● 2026-05-01 05:54:16
○ 2026-05-05 23:49:12
○ 2026-07-26 12:32:54

○A35.74.176.2202026-04-26 → 2026-05-01 · 5 obs

○ 2026-03-19 05:19:02
● 2026-04-26 22:27:56
● 2026-05-01 05:54:16
○ 2026-05-05 23:49:12
○ 2026-07-26 12:32:54

○A35.75.180.152026-02-15 → 2026-02-15 · 4 obs

○ 2017-06-16 00:05:32
● 2026-02-15 04:11:32
○ 2026-03-19 05:19:02
○ 2026-07-26 12:32:54

○A35.78.163.1662026-02-15 → 2026-02-15 · 4 obs

○ 2017-06-16 00:05:32
● 2026-02-15 04:11:32
○ 2026-03-19 05:19:02
○ 2026-07-26 12:32:54

○A49.212.2.1722015-06-12 → 2015-06-12 · 3 obs

● 2015-06-12 15:52:36
○ 2015-10-05 09:24:16
○ 2026-07-26 12:32:54

○A54.150.95.892026-03-19 → 2026-03-19 · 4 obs

○ 2026-02-15 04:11:32
● 2026-03-19 05:19:02
○ 2026-04-26 22:27:56
○ 2026-07-26 12:32:54

○A54.178.100.582026-03-19 → 2026-03-19 · 4 obs

○ 2026-02-15 04:11:32
● 2026-03-19 05:19:02
○ 2026-04-26 22:27:56
○ 2026-07-26 12:32:54

○A54.178.218.2192026-02-15 → 2026-07-26 · 2 obs

○ 2026-02-15 04:11:32
○ 2026-07-26 12:32:54

●A54.250.59.462026-07-26 → 2026-07-26 · 2 obs

○ 2026-05-28 18:20:58
● 2026-07-26 12:32:54

●A54.92.32.1102026-07-26 → 2026-07-26 · 2 obs

○ 2026-05-28 18:20:58
● 2026-07-26 12:32:54

○A57.180.181.2112026-05-28 → 2026-05-28 · 3 obs

○ 2026-05-05 23:49:12
● 2026-05-28 18:20:58
○ 2026-07-26 12:32:54

○A57.182.143.312026-02-15 → 2026-07-26 · 2 obs

○ 2026-02-15 04:11:32
○ 2026-07-26 12:32:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	b.dns.jp, h.dns.jp, d.dns.jp, f.dns.jp...	-
f-code.co.jp	ns-1515.awsdns-61.org, ns-1878.awsdns-42.co.uk, ns-85.awsdns-10.com, ns-831.awsdns-39.net	-

✅ Authoritative Response

Server:205.251.197.235

NS records: ns-1515.awsdns-61.org, ns-1878.awsdns-42.co.uk, ns-85.awsdns-10.com, ns-831.awsdns-39.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for f-code.co.jp (unsigned zone)

⏱️ Timing

Total: 1080ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`54.92.32.110, 54.250.59.46`
NS	4	`ns-1515.awsdns-61.org, ns-1878.awsdns-42.co.uk...`
MX	7	`aspmx.l.google.com (pri: 10), alt1.aspmx.l.google.com (pri: 20)...`
TXT	4	`facebook-domain-verification=htqm9q3bip4, google-site-verification=h-RfNtx0puDml4J...`
SOA	1	`ns-85.awsdns-10.com awsdns-hostmaster.am`

Analysis

Hierarchy

f-code.co.jp serves as the parent of www.f-code.co.jp.

IP Addresses

f-code.co.jp resolves to the IP addresses 54.92.32.110 and 54.250.59.46

Name Servers

Four name servers handle the delegation for f-code.co.jp: ns-85.awsdns-10.com, ns-831.awsdns-39.net, ns-1515.awsdns-61.org and ns-1878.awsdns-42.co.uk.

f-code.co.jp has at least partial name server overlap with other domains, such as eis-deliverydevqa.cloud, d7na499ujfl6p.cloudfront.net, bekroehome.com and two others.

ns-85.awsdns-10.com, ns-831.awsdns-39.net, ns-1515.awsdns-61.org and ns-1878.awsdns-42.co.uk all point to exactly two IP numbers each: ns-85.awsdns-10.com → 205.251.192.85 and 2600:9000:5300:5500::1; ns-831.awsdns-39.net → 205.251.195.63 and 2600:9000:5303:3f00::1; ns-1515.awsdns-61.org → 205.251.197.235 and 2600:9000:5305:eb00::1; ns-1878.awsdns-42.co.uk → 205.251.199.86 and 2600:9000:5307:5600::1.

Mail Servers

Mail for f-code.co.jp is routed through 7 mail servers, including aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and 4 other.

At least some of the mail servers used by f-code.co.jp are shared with other domains: makecontact.io, ns500794.ns500794.ns500841.ns500841.ns500794.ns500821.ns500794.ns500821.ns500821.ns500821.ns500795.ns500794.ns500821.ns500821.ns500795.ns500790.ns500795.lustypartnersfinder.com, toki-doki.org and two others among them.

These mail servers are often deployed together with aspmx.l.google.com, alt2.aspmx.l.google.com, alt1.aspmx.l.google.com and 3 other mail servers.

Host names pointing to two IP addresses:

aspmx2.googlemail.com directs traffic to 108.177.123.26 and 2800:3f0:4003:c0f::1a.

aspmx3.googlemail.com directs traffic to 172.253.116.26 and 2a00:1450:400b:c02::1a.

aspmx4.googlemail.com directs traffic to 192.178.223.26 and 2a00:1450:4009:c0f::1a.

aspmx5.googlemail.com directs traffic to 172.253.157.27 and 2a00:1450:400c:c23::1b.

aspmx.l.google.com directs traffic to 142.251.16.27 and 2607:f8b0:4004:c1f::1a.

alt1.aspmx.l.google.com directs traffic to 108.177.123.26 and 2800:3f0:4003:c0f::1b.

alt2.aspmx.l.google.com directs traffic to 172.253.116.26 and 2a00:1450:400b:c02::1a.

Both aspmx2.googlemail.com and alt1.aspmx.l.google.com resolve to 108.177.123.26 IP addresses each.

Both aspmx3.googlemail.com and alt2.aspmx.l.google.com resolve to 2a00:1450:400b:c02::1a IP addresses each.

Both aspmx3.googlemail.com and alt2.aspmx.l.google.com resolve to 172.253.116.26 IP addresses each.