🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`rubydeveloper.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::6815:5d1^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:85d8^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.5.209^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.133.216^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`hank.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b74^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hank.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c174^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`hank.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2174^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`hank.ns.cloudflare.com`
		A	108.162.193.116^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hank.ns.cloudflare.com`
		A	172.64.33.116^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hank.ns.cloudflare.com`
		A	173.245.59.116^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hank.ns.cloudflare.com`
NS	`jill.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a7a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jill.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c07a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jill.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:207a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jill.ns.cloudflare.com`
		A	108.162.192.122^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jill.ns.cloudflare.com`
		A	172.64.32.122^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jill.ns.cloudflare.com`
		A	173.245.58.122^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jill.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1b::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`wv-in-f26.1e100.net`
		A	64.233.180.26^{🇺🇸 Google64.233.180.0/24}
			PTR	`on-in-f26.1e100.net`
			PTR	`pe-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c14::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.26^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		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`⁽¹⁰⁾
		A	2800:3f0:4003:c14::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.27^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f27.1e100.net`
MX	`aspmx3.googlemail.com`⁽¹⁰⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
TXT	`google-site-verification=3ivqdoGGuTTPMAOgLpJc1GiW2aB3LYrKPi4vh9opXbc`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.5.209, 172.67.133.216
		IPv6 hints	2606:4700:3035::6815:5d1, 2606:4700:3035::ac43:85d8
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=61, name=cloudflare-ech.com
SOA	`hank.ns.cloudflare.com`dns@cloudflare.com serial=2415217084

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1789742378

Same first word

rubydeveloper.nl

rubydeveloper.com

rubydeveloper.de

Previous names

Next names

DNS History

19 records (11 active, 8 former)

●NShank.ns.cloudflare.com2015-07-09 → 2026-09-18 · 2 obs

● 2015-07-09 07:05:40
● 2026-09-18 15:00:06

●NSjill.ns.cloudflare.com2015-07-09 → 2026-09-18 · 2 obs

● 2015-07-09 07:05:40
● 2026-09-18 15:00:06

●MXalt1.aspmx.l.google.com2015-07-09 → 2026-09-18 · 2 obs

● 2015-07-09 07:05:40
● 2026-09-18 15:00:06

●MXalt2.aspmx.l.google.com2015-07-09 → 2026-09-18 · 2 obs

● 2015-07-09 07:05:40
● 2026-09-18 15:00:06

●MXaspmx.l.google.com2015-07-09 → 2026-09-18 · 2 obs

● 2015-07-09 07:05:40
● 2026-09-18 15:00:06

●MXaspmx2.googlemail.com2015-07-09 → 2026-09-18 · 2 obs

● 2015-07-09 07:05:40
● 2026-09-18 15:00:06

●MXaspmx3.googlemail.com2015-07-09 → 2026-09-18 · 2 obs

● 2015-07-09 07:05:40
● 2026-09-18 15:00:06

●A104.21.5.2092026-09-04 → 2026-09-18 · 3 obs

○ 2026-09-04 09:16:32
● 2026-09-04 13:00:06
● 2026-09-18 15:00:06

○A104.28.26.932015-07-09 → 2017-06-03 · 4 obs

● 2015-07-09 07:05:40
● 2017-06-03 15:57:32
○ 2026-09-04 09:16:32
○ 2026-09-18 15:00:06

○A104.28.27.932015-07-09 → 2017-06-03 · 4 obs

● 2015-07-09 07:05:40
● 2017-06-03 15:57:32
○ 2026-09-04 09:16:32
○ 2026-09-18 15:00:06

●A172.67.133.2162026-09-04 → 2026-09-18 · 3 obs

○ 2026-09-04 09:16:32
● 2026-09-04 13:00:06
● 2026-09-18 15:00:06

○A188.114.96.02026-09-04 → 2026-09-04 · 4 obs

○ 2017-06-03 15:57:32
● 2026-09-04 09:16:32
○ 2026-09-04 13:00:06
○ 2026-09-18 15:00:06

○A188.114.97.02026-09-04 → 2026-09-04 · 4 obs

○ 2017-06-03 15:57:32
● 2026-09-04 09:16:32
○ 2026-09-04 13:00:06
○ 2026-09-18 15:00:06

○A2400:cb00:2048:1::681c:1a5d2016-11-25 → 2017-06-03 · 5 obs

○ 2015-07-09 07:05:40
● 2016-11-25 09:37:46
● 2017-06-03 15:57:32
○ 2026-09-04 09:16:32
○ 2026-09-18 15:00:06

○A2400:cb00:2048:1::681c:1b5d2016-11-25 → 2017-06-03 · 5 obs

○ 2015-07-09 07:05:40
● 2016-11-25 09:37:46
● 2017-06-03 15:57:32
○ 2026-09-04 09:16:32
○ 2026-09-18 15:00:06

●A2606:4700:3035::6815:5d12026-09-04 → 2026-09-18 · 3 obs

○ 2026-09-04 09:16:32
● 2026-09-04 13:00:06
● 2026-09-18 15:00:06

●A2606:4700:3035::ac43:85d82026-09-04 → 2026-09-18 · 3 obs

○ 2026-09-04 09:16:32
● 2026-09-04 13:00:06
● 2026-09-18 15:00:06

○A2a06:98c1:3120::2026-09-04 → 2026-09-04 · 4 obs

○ 2017-06-03 15:57:32
● 2026-09-04 09:16:32
○ 2026-09-04 13:00:06
○ 2026-09-18 15:00:06

○A2a06:98c1:3121::2026-09-04 → 2026-09-04 · 4 obs

○ 2017-06-03 15:57:32
● 2026-09-04 09:16:32
○ 2026-09-04 13:00:06
○ 2026-09-18 15:00:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
rubydeveloper.com	hank.ns.cloudflare.com, jill.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.116

NS records: hank.ns.cloudflare.com, jill.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rubydeveloper.com (unsigned zone)

⏱️ Timing

Total: 576ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.133.216, 104.21.5.209`
AAAA	2	`2606:4700:3035::ac43:85d8, 2606:4700:3035::6815:5d1`
NS	2	`hank.ns.cloudflare.com, jill.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), aspmx2.googlemail.com (pri: 10)...`
TXT	1	`google-site-verification=3ivqdoGGuTTPMAO`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`hank.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (hank.ns.cloudflare.com, hank.ns.cloudflare.com, hank.ns.cloudflare.com...)

Analysis

IP Addresses

rubydeveloper.com has four IP addresses: 104.21.5.209, 172.67.133.216, 2606:4700:3035::6815:5d1 and 2606:4700:3035::ac43:85d8.

Two other host names, along with hydraclubbioknikokex7njhwuahc2l67lfiz7z36md2jvopda7nchid.ru.com, obsidiantradingline.com and qc52-19.com, also share IP numbers with rubydeveloper.com.

Name Servers

rubydeveloper.com uses two name servers for its delegation: hank.ns.cloudflare.com and jill.ns.cloudflare.com.

rubydeveloper.com shares its NS records with other domains, for example antilag.app, graphnic.co.uk, bskypds.pro and two others.

rubydeveloper.com shares at least some of its name servers with other domains, including ceja.org.mx, biro-mate06.workers.dev, attraqtiveai.one and two others.

These name servers are frequently paired with the name servers rose.ns.cloudflare.com and mckenzie.ns.cloudflare.com.

DNS names with 6 IP addresses:

Hostname hank.ns.cloudflare.com directs to 108.162.193.116, 172.64.33.116 and 173.245.59.116 along with 3 other IP addresses.

Hostname jill.ns.cloudflare.com directs to 108.162.192.122, 172.64.32.122 and 173.245.58.122 along with 3 other IP addresses.

Mail Servers

Mail for rubydeveloper.com is handled by five mail servers, namely aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.

There is at least a partial MX overlap between rubydeveloper.com and other domains, including qldblocklaying.com.au, x8consorcios.com, rcacu.com and two others.

These mail servers tend to appear in combination with mail servers alt2.aspmx.l.google.com, alt1.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 others.

Host names that have two IP addresses:

aspmx2.googlemail.com directs traffic to 192.178.234.27 and 2800:3f0:4003:c14::1b.

aspmx3.googlemail.com directs traffic to 172.253.116.27 and 2a00:1450:400b:c02::1a.

aspmx.l.google.com directs traffic to 64.233.180.26 and 2607:f8b0:4004:c1b::1a.

alt1.aspmx.l.google.com directs traffic to 192.178.234.26 and 2800:3f0:4003:c14::1a.

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

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