`stackupskills.com`

DNSSEC	⚠️ Not signed
A	2600:9000:286a:800:13:7abf:1000:93a1^{🇺🇸 Amazon2600:9000:286a::/48}
A	2600:9000:286a:4c00:13:7abf:1000:93a1^{🇺🇸 Amazon2600:9000:286a::/48}
A	2600:9000:286a:6200:13:7abf:1000:93a1^{🇺🇸 Amazon2600:9000:286a::/48}
A	2600:9000:286a:7a00:13:7abf:1000:93a1^{🇺🇸 Amazon2600:9000:286a::/48}
A	2600:9000:286a:9600:13:7abf:1000:93a1^{🇺🇸 Amazon2600:9000:286a::/48}
A	2600:9000:286a:9e00:13:7abf:1000:93a1^{🇺🇸 Amazon2600:9000:286a::/48}
A	2600:9000:286a:e600:13:7abf:1000:93a1^{🇺🇸 Amazon2600:9000:286a::/48}
A	2600:9000:286a:ee00:13:7abf:1000:93a1^{🇺🇸 Amazon2600:9000:286a::/48}
A	3.170.3.28^{🇺🇸 Amazon3.170.3.0/24}
A	3.170.3.71^{🇺🇸 Amazon3.170.3.0/24}
A	3.170.3.90^{🇺🇸 Amazon3.170.3.0/24}
A	3.170.3.91^{🇺🇸 Amazon3.170.3.0/24}
NS	`ns-2003.awsdns-58.co.uk` ⭐
		A	2600:9000:5307:d300::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-2003.awsdns-58.co.uk`
		A	205.251.199.211^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-2003.awsdns-58.co.uk`
NS	`ns-1235.awsdns-26.org`
		A	2600:9000:5304:d300::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1235.awsdns-26.org`
		A	205.251.196.211^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1235.awsdns-26.org`
NS	`ns-150.awsdns-18.com`
		A	2600:9000:5300:9600::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-150.awsdns-18.com`
		A	205.251.192.150^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-150.awsdns-18.com`
NS	`ns-663.awsdns-18.net`
		A	2600:9000:5302:9700::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-663.awsdns-18.net`
		A	205.251.194.151^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-663.awsdns-18.net`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4023:1004::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`rq-in-f26.1e100.net`
		A	2607:f8b0:4023:1004::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`rq-in-f27.1e100.net`
		A	2607:f8b0:4023:1011::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`ncdfwo-in-f26.1e100.net`
		A	2607:f8b0:4023:1011::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`ncdfwo-in-f27.1e100.net`
		A	142.250.26.26^{🇺🇸 Google142.250.26.0/24}
			PTR	`ncdfwo-in-f26.1e100.net`
		A	142.250.26.27^{🇺🇸 Google142.250.26.0/24}
			PTR	`ncdfwo-in-f27.1e100.net`
		A	142.250.114.27^{🇺🇸 Google142.250.114.0/24}
			PTR	`rr-in-f27.1e100.net`
		A	142.250.115.26^{🇺🇸 Google142.250.115.0/24}
			PTR	`rq-in-f26.1e100.net`
		A	142.250.115.27^{🇺🇸 Google142.250.115.0/24}
			PTR	`rq-in-f27.1e100.net`
MX	`bbzg546zscigrqsoj36auuqzcbornjkr2q6euba6rmpinmjhhliq.mx-verification.google.com`⁽¹⁵⁾
SOA	`ns-2003.awsdns-58.co.uk`awsdns-hostmaster@amazon.com serial=1

`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=1771291435

Up

go.stackupskills.com

Same first word

stackupskills.com

DNS History

112 records (18 active, 94 former)

●NSns-1235.awsdns-26.org2026-02-23 → 2026-02-26 · 2 obs

● 2026-02-23 21:20:56
● 2026-02-26 23:58:34

●NSns-150.awsdns-18.com2026-02-23 → 2026-02-26 · 2 obs

● 2026-02-23 21:20:56
● 2026-02-26 23:58:34

●NSns-2003.awsdns-58.co.uk2026-02-23 → 2026-02-26 · 2 obs

● 2026-02-23 21:20:56
● 2026-02-26 23:58:34

●NSns-663.awsdns-18.net2026-02-23 → 2026-02-26 · 2 obs

● 2026-02-23 21:20:56
● 2026-02-26 23:58:34

●MXbbzg546zscigrqsoj36auuqzcbornjkr2q6euba6rmpinmjhhliq.mx-verification.google.com2026-02-23 → 2026-02-26 · 2 obs

● 2026-02-23 21:20:56
● 2026-02-26 23:58:34

●MXsmtp.google.com2026-02-23 → 2026-02-26 · 2 obs

● 2026-02-23 21:20:56
● 2026-02-26 23:58:34

○A13.226.144.1262026-02-24 → 2026-02-24 · 4 obs

○ 2026-02-24 14:41:36
● 2026-02-24 15:35:58
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○ 2026-02-26 23:58:34

○A13.226.144.1292026-02-24 → 2026-02-24 · 4 obs

○ 2026-02-24 14:41:36
● 2026-02-24 15:35:58
○ 2026-02-25 04:48:42
○ 2026-02-26 23:58:34

○A13.226.144.202026-02-24 → 2026-02-24 · 4 obs

○ 2026-02-24 14:41:36
● 2026-02-24 15:35:58
○ 2026-02-25 04:48:42
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○A13.226.144.682026-02-24 → 2026-02-24 · 4 obs

○ 2026-02-24 14:41:36
● 2026-02-24 15:35:58
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○A2600:9000:2076:6000:13:7abf:1000:93a12026-02-24 → 2026-02-24 · 4 obs

○ 2026-02-24 14:41:36
● 2026-02-24 15:35:58
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○A2600:9000:2076:6200:13:7abf:1000:93a12026-02-24 → 2026-02-24 · 4 obs

○ 2026-02-24 14:41:36
● 2026-02-24 15:35:58
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○A2600:9000:2076:6e00:13:7abf:1000:93a12026-02-24 → 2026-02-24 · 4 obs

○ 2026-02-24 14:41:36
● 2026-02-24 15:35:58
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○A2600:9000:2076:7000:13:7abf:1000:93a12026-02-24 → 2026-02-24 · 4 obs

○ 2026-02-24 14:41:36
● 2026-02-24 15:35:58
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○A2600:9000:2076:7800:13:7abf:1000:93a12026-02-24 → 2026-02-24 · 4 obs

○ 2026-02-24 14:41:36
● 2026-02-24 15:35:58
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○A2600:9000:2076:9c00:13:7abf:1000:93a12026-02-24 → 2026-02-24 · 4 obs

○ 2026-02-24 14:41:36
● 2026-02-24 15:35:58
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○A2600:9000:2076:c800:13:7abf:1000:93a12026-02-24 → 2026-02-24 · 4 obs

○ 2026-02-24 14:41:36
● 2026-02-24 15:35:58
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○A2600:9000:2076:f800:13:7abf:1000:93a12026-02-24 → 2026-02-24 · 4 obs

○ 2026-02-24 14:41:36
● 2026-02-24 15:35:58
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○A2600:9000:2199:1a00:13:7abf:1000:93a12026-02-26 → 2026-02-26 · 4 obs

○ 2026-02-26 18:21:06
● 2026-02-26 21:47:14
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○A2600:9000:2199:1e00:13:7abf:1000:93a12026-02-26 → 2026-02-26 · 4 obs

○ 2026-02-26 14:03:46
● 2026-02-26 18:21:06
○ 2026-02-26 21:47:14
○ 2026-02-26 23:58:34

○A2600:9000:2199:2200:13:7abf:1000:93a12026-02-25 → 2026-02-25 · 4 obs

○ 2026-02-25 04:48:42
● 2026-02-25 09:58:30
○ 2026-02-25 20:26:00
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○A2600:9000:2199:2400:13:7abf:1000:93a12026-02-26 → 2026-02-26 · 4 obs

○ 2026-02-26 14:03:46
● 2026-02-26 18:21:06
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○A2600:9000:2199:2e00:13:7abf:1000:93a12026-02-25 → 2026-02-25 · 4 obs

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● 2026-02-25 09:58:30
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○A2600:9000:2199:3e00:13:7abf:1000:93a12026-02-24 → 2026-02-24 · 4 obs

○ 2026-02-24 06:54:20
● 2026-02-24 14:41:36
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○A2600:9000:2199:4000:13:7abf:1000:93a12026-02-26 → 2026-02-26 · 4 obs

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○A2600:9000:2199:4800:13:7abf:1000:93a12026-02-25 → 2026-02-25 · 4 obs

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○A2600:9000:2199:4a00:13:7abf:1000:93a12026-02-26 → 2026-02-26 · 4 obs

○ 2026-02-26 18:21:06
● 2026-02-26 21:47:14
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○A2600:9000:2199:5000:13:7abf:1000:93a12026-02-25 → 2026-02-25 · 4 obs

○ 2026-02-25 09:58:30
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○A2600:9000:2199:6400:13:7abf:1000:93a12026-02-26 → 2026-02-26 · 4 obs

○ 2026-02-26 18:21:06
● 2026-02-26 21:47:14
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○A2600:9000:2199:6a00:13:7abf:1000:93a12026-02-25 → 2026-02-25 · 4 obs

○ 2026-02-25 04:48:42
● 2026-02-25 09:58:30
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○A2600:9000:2199:6c00:13:7abf:1000:93a12026-02-25 → 2026-02-25 · 4 obs

○ 2026-02-25 04:48:42
● 2026-02-25 09:58:30
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○A2600:9000:2199:7200:13:7abf:1000:93a12026-02-24 → 2026-02-24 · 4 obs

○ 2026-02-24 06:54:20
● 2026-02-24 14:41:36
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○A2600:9000:2199:7800:13:7abf:1000:93a12026-02-25 → 2026-02-25 · 4 obs

○ 2026-02-25 09:58:30
● 2026-02-25 20:26:00
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○A2600:9000:2199:7a00:13:7abf:1000:93a12026-02-24 → 2026-02-26 · 7 obs

○ 2026-02-24 06:54:20
● 2026-02-24 14:41:36
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○A2600:9000:2199:7e00:13:7abf:1000:93a12026-02-26 → 2026-02-26 · 4 obs

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○A2600:9000:2199:8600:13:7abf:1000:93a12026-02-25 → 2026-02-25 · 4 obs

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○A2600:9000:2199:8e00:13:7abf:1000:93a12026-02-25 → 2026-02-25 · 4 obs

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○A2600:9000:2199:9800:13:7abf:1000:93a12026-02-25 → 2026-02-25 · 4 obs

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○A2600:9000:2199:9e00:13:7abf:1000:93a12026-02-26 → 2026-02-26 · 4 obs

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○A2600:9000:2199:a000:13:7abf:1000:93a12026-02-25 → 2026-02-25 · 4 obs

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○A2600:9000:2199:a200:13:7abf:1000:93a12026-02-26 → 2026-02-26 · 4 obs

○ 2026-02-26 18:21:06
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○A2600:9000:2199:aa00:13:7abf:1000:93a12026-02-24 → 2026-02-24 · 4 obs

○ 2026-02-24 06:54:20
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○A2600:9000:2199:b600:13:7abf:1000:93a12026-02-24 → 2026-02-26 · 7 obs

○ 2026-02-24 06:54:20
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○A2600:9000:2199:bc00:13:7abf:1000:93a12026-02-24 → 2026-02-24 · 4 obs

○ 2026-02-24 06:54:20
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○A2600:9000:2199:c600:13:7abf:1000:93a12026-02-25 → 2026-02-25 · 4 obs

○ 2026-02-25 09:58:30
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○A2600:9000:2199:ca00:13:7abf:1000:93a12026-02-26 → 2026-02-26 · 4 obs

○ 2026-02-26 14:03:46
● 2026-02-26 18:21:06
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○A2600:9000:2199:e000:13:7abf:1000:93a12026-02-25 → 2026-02-25 · 4 obs

○ 2026-02-25 09:58:30
● 2026-02-25 20:26:00
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○ 2026-02-26 23:58:34

○A2600:9000:2199:e200:13:7abf:1000:93a12026-02-24 → 2026-02-25 · 7 obs

○ 2026-02-24 06:54:20
● 2026-02-24 14:41:36
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○A2600:9000:2199:e800:13:7abf:1000:93a12026-02-25 → 2026-02-25 · 4 obs

○ 2026-02-25 04:48:42
● 2026-02-25 09:58:30
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○A2600:9000:2199:ea00:13:7abf:1000:93a12026-02-25 → 2026-02-25 · 4 obs

○ 2026-02-25 04:48:42
● 2026-02-25 09:58:30
○ 2026-02-25 20:26:00
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○A2600:9000:2199:ec00:13:7abf:1000:93a12026-02-26 → 2026-02-26 · 4 obs

○ 2026-02-26 14:03:46
● 2026-02-26 18:21:06
○ 2026-02-26 21:47:14
○ 2026-02-26 23:58:34

○A2600:9000:2199:ee00:13:7abf:1000:93a12026-02-24 → 2026-02-24 · 4 obs

○ 2026-02-24 06:54:20
● 2026-02-24 14:41:36
○ 2026-02-24 15:35:58
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○A2600:9000:2199:f000:13:7abf:1000:93a12026-02-26 → 2026-02-26 · 4 obs

○ 2026-02-26 18:21:06
● 2026-02-26 21:47:14
○ 2026-02-26 23:58:32
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○A2600:9000:2199:f400:13:7abf:1000:93a12026-02-26 → 2026-02-26 · 4 obs

○ 2026-02-26 18:21:06
● 2026-02-26 21:47:14
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○A2600:9000:2199:fc00:13:7abf:1000:93a12026-02-26 → 2026-02-26 · 4 obs

○ 2026-02-26 14:03:46
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○A2600:9000:265c:2800:13:7abf:1000:93a12026-02-26 → 2026-02-26 · 4 obs

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○A2600:9000:265c:2e00:13:7abf:1000:93a12026-02-26 → 2026-02-26 · 4 obs

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● 2026-02-26 14:03:46
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○A2600:9000:265c:4a00:13:7abf:1000:93a12026-02-26 → 2026-02-26 · 4 obs

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○A2600:9000:265c:6600:13:7abf:1000:93a12026-02-26 → 2026-02-26 · 4 obs

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○A2600:9000:265c:c400:13:7abf:1000:93a12026-02-26 → 2026-02-26 · 4 obs

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● 2026-02-26 14:03:46
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○A2600:9000:265c:c600:13:7abf:1000:93a12026-02-26 → 2026-02-26 · 4 obs

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○A2600:9000:265c:ca00:13:7abf:1000:93a12026-02-26 → 2026-02-26 · 4 obs

○ 2026-02-25 20:26:00
● 2026-02-26 14:03:46
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●A3.170.3.282026-02-23 → 2026-02-26 · 9 obs

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●A3.170.3.712026-02-23 → 2026-02-26 · 9 obs

●A3.170.3.902026-02-23 → 2026-02-26 · 9 obs

●A3.170.3.912026-02-23 → 2026-02-26 · 9 obs

○A99.84.215.1072026-02-24 → 2026-02-26 · 11 obs

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🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, d.gtld-servers.net, l.gtld-servers.net, c.gtld-servers.net...	-
stackupskills.com	ns-150.awsdns-18.com, ns-663.awsdns-18.net, ns-1235.awsdns-26.org, ns-2003.awsdns-58.co.uk	1 record

✅ Authoritative Response

Server: 205.251.199.211

NS records: ns-150.awsdns-18.com, ns-663.awsdns-18.net, ns-1235.awsdns-26.org, ns-2003.awsdns-58.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stackupskills.com (unsigned zone)

⏱️ Timing

Total: 414ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`3.170.3.91, 3.170.3.90...`
AAAA	8	`2600:9000:286a:be00:13:7abf:1000:93a1, 2600:9000:286a:d200:13:7abf:1000:93a1...`
NS	4	`ns-1235.awsdns-26.org, ns-150.awsdns-18.com...`
MX	2	`smtp.google.com (pri: 1), bbzg546zscigrqsoj36auuqzcbornjkr2q6euba6`
SOA	1	`ns-2003.awsdns-58.co.uk awsdns-hostmaste`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-150.awsdns-18.com)

AI analysis

stackupskills.com is a parent of go.stackupskills.com.

Twelve IP numbers are pointed to by stackupskills.com: 2600:9000:286a:800:13:7abf:1000:93a1, 2600:9000:286a:4c00:13:7abf:1000:93a1, 2600:9000:286a:6200:13:7abf:1000:93a1, 2600:9000:286a:7a00:13:7abf:1000:93a1, 2600:9000:286a:9600:13:7abf:1000:93a1, 2600:9000:286a:9e00:13:7abf:1000:93a1, 2600:9000:286a:e600:13:7abf:1000:93a1, 2600:9000:286a:ee00:13:7abf:1000:93a1, 3.170.3.28, 3.170.3.71, 3.170.3.90 and 3.170.3.91.

Other host names, for instance dirttforlife.com, server-3-170-3-28.iad55.r.cloudfront.net, genest.io, fortodo.se and d1zmzmyvi2f82j.cloudfront.net share IP numbers with stackupskills.com.

stackupskills.com is delegated to four name servers: ns-150.awsdns-18.com, ns-663.awsdns-18.net, ns-1235.awsdns-26.org and ns-2003.awsdns-58.co.uk.

stackupskills.com at least partially shares name servers with other domains, for instance alfconference.com, 79.228.13.in-addr.arpa, rs-1373-a.com, linnapi.com and 190.221.52.in-addr.arpa.

These name servers are often used together with ns1-24-ap-southeast-1.ec2-rdns.amazonaws.com, ns2-24-ap-southeast-1.ec2-rdns.amazonaws.com, ns3-24-ap-southeast-1.ec2-rdns.amazonaws.com, ns4-24-ap-southeast-1.ec2-rdns.amazonaws.com and ns-1978.awsdns-55.co.uk.

Host names with two IP numbers:

ns-150.awsdns-18.com points to: 2600:9000:5300:9600::1 and 205.251.192.150.

ns-663.awsdns-18.net points to: 2600:9000:5302:9700::1 and 205.251.194.151.

ns-1235.awsdns-26.org points to: 2600:9000:5304:d300::1 and 205.251.196.211.

ns-2003.awsdns-58.co.uk points to: 2600:9000:5307:d300::1 and 205.251.199.211.

stackupskills.com is handled by two mail servers: smtp.google.com and bbzg546zscigrqsoj36auuqzcbornjkr2q6euba6rmpinmjhhliq.mx-verification.google.com.

stackupskills.com shares mail servers with other domains at least in part, for instance diamaura.com, xusux.net, foxpestorbithq.com, sigpwny.com and nosacze.com.

These mail servers are often used with alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com, alt4.aspmx.l.google.com and aspmx.l.google.com.

Host names with nine IP numbers:

smtp.google.com points to 2607:f8b0:4023:1004::1a, 2607:f8b0:4023:1004::1b, 2607:f8b0:4023:1011::1a, 2607:f8b0:4023:1011::1b, 142.250.26.26, 142.250.26.27, 142.250.114.27, 142.250.115.26 and 142.250.115.27.

stackupskills.com - robtex.com