`blue-computing.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::6815:4ee7^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:89f6^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.78.231^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.137.246^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`athena.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a48^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`athena.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c048^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`athena.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2048^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`athena.ns.cloudflare.com`
		A	108.162.192.72^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`athena.ns.cloudflare.com`
		A	172.64.32.72^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`athena.ns.cloudflare.com`
		A	173.245.58.72^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`athena.ns.cloudflare.com`
NS	`lynn.ns.cloudflare.com` 🔒
		A	2606:4700:58::adf5:3bc9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lynn.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1c9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lynn.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21c9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lynn.ns.cloudflare.com`
		A	108.162.193.201^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lynn.ns.cloudflare.com`
		A	172.64.33.201^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lynn.ns.cloudflare.com`
		A	173.245.59.201^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lynn.ns.cloudflare.com`
MX	`bluecomputing-com01b.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::4^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db4pr02cu00204.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::5^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am1pr04cu00105.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::c^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as8pr05cu00304.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::f^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am7pr05cu00307.inbound.protection.outlook.com`
		A	52.101.68.0^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db3pr0202cu00100.inbound.protection.outlook.com`
		A	52.101.68.21^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db4pr02cu00205.inbound.protection.outlook.com`
		A	52.101.73.6^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am6pr04cu00306.inbound.protection.outlook.com`
		A	52.101.73.22^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am7pr05cu00106.inbound.protection.outlook.com`
MX	`_dc-mx.7f5b39d93f31.blue-computing.com`⁽¹⁰⁾
		A	213.171.216.40^{🇬🇧 IONOS-AS213.171.192.0/19 Fasthosts Internet Ltd}
TXT	`MS=ms20587715`
TXT	`MS=ms53943280`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.78.231, 172.67.137.246
		IPv6	2606:4700:3034::6815:4ee7, 2606:4700:3034::ac43:89f6
SOA	`athena.ns.cloudflare.com`dns@cloudflare.com serial=2394714923

`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

Same first word

blue-computing.com

DNS History

20 records (8 active, 12 former)

●NSathena.ns.cloudflare.com2026-02-23 → 2026-02-25 · 3 obs

○ 2017-06-02 16:22:52
● 2026-02-23 18:22:54
● 2026-02-25 12:15:00

●NSlynn.ns.cloudflare.com2026-02-23 → 2026-02-25 · 3 obs

○ 2017-06-02 16:22:52
● 2026-02-23 18:22:54
● 2026-02-25 12:15:00

○NSns1.fast-hosts.org2008-03-20 → 2008-03-20 · 3 obs

● 2008-03-20 01:32:36
○ 2015-05-28 03:08:56
○ 2026-02-25 12:15:00

○NSns1.livedns.co.uk2015-05-28 → 2017-06-02 · 5 obs

○ 2008-03-20 01:32:36
● 2015-05-28 03:08:56
● 2017-06-02 16:22:52
○ 2026-02-23 18:22:54
○ 2026-02-25 12:15:00

○NSns2.fast-hosts.org2008-03-20 → 2008-03-20 · 3 obs

● 2008-03-20 01:32:36
○ 2015-05-28 03:08:56
○ 2026-02-25 12:15:00

○NSns2.livedns.co.uk2015-05-28 → 2017-06-02 · 5 obs

○ 2008-03-20 01:32:36
● 2015-05-28 03:08:56
● 2017-06-02 16:22:52
○ 2026-02-23 18:22:54
○ 2026-02-25 12:15:00

○NSns3.livedns.co.uk2015-05-28 → 2017-06-02 · 5 obs

○ 2008-03-20 01:32:36
● 2015-05-28 03:08:56
● 2017-06-02 16:22:52
○ 2026-02-23 18:22:54
○ 2026-02-25 12:15:00

●MX_dc-mx.7f5b39d93f31.blue-computing.com2026-02-23 → 2026-02-25 · 3 obs

○ 2017-06-02 16:22:52
● 2026-02-23 18:22:54
● 2026-02-25 12:15:00

●MXbluecomputing-com01b.mail.protection.outlook.com2026-02-23 → 2026-02-25 · 3 obs

○ 2017-06-02 16:22:52
● 2026-02-23 18:22:54
● 2026-02-25 12:15:00

○MXmailserver.blue-computing.com2008-03-20 → 2017-06-02 · 4 obs

● 2008-03-20 01:32:36
● 2017-06-02 16:22:52
○ 2026-02-23 18:22:54
○ 2026-02-25 12:15:00

●A104.21.78.2312026-02-23 → 2026-02-25 · 3 obs

○ 2017-06-02 16:22:52
● 2026-02-23 18:22:54
● 2026-02-25 12:15:00

●A172.67.137.2462026-02-23 → 2026-02-25 · 3 obs

○ 2017-06-02 16:22:52
● 2026-02-23 18:22:54
● 2026-02-25 12:15:00

○A188.114.96.02026-02-23 → 2026-02-25 · 2 obs

○ 2026-02-23 18:22:54
○ 2026-02-25 12:15:00

○A188.114.97.02026-02-23 → 2026-02-25 · 2 obs

○ 2026-02-23 18:22:54
○ 2026-02-25 12:15:00

○A213.171.192.2362008-03-20 → 2008-03-20 · 3 obs

● 2008-03-20 01:32:36
○ 2015-05-28 03:08:56
○ 2026-02-25 12:15:00

●A2606:4700:3034::6815:4ee72026-02-23 → 2026-02-25 · 3 obs

○ 2017-06-02 16:22:52
● 2026-02-23 18:22:54
● 2026-02-25 12:15:00

●A2606:4700:3034::ac43:89f62026-02-23 → 2026-02-25 · 3 obs

○ 2017-06-02 16:22:52
● 2026-02-23 18:22:54
● 2026-02-25 12:15:00

○A2a06:98c1:3120::2026-02-23 → 2026-02-25 · 2 obs

○ 2026-02-23 18:22:54
○ 2026-02-25 12:15:00

○A2a06:98c1:3121::2026-02-23 → 2026-02-25 · 2 obs

○ 2026-02-23 18:22:54
○ 2026-02-25 12:15:00

○A88.208.252.1382015-05-28 → 2017-06-02 · 5 obs

○ 2008-03-20 01:32:36
● 2015-05-28 03:08:56
● 2017-06-02 16:22:52
○ 2026-02-23 18:22:54
○ 2026-02-25 12:15:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, l.gtld-servers.net, c.gtld-servers.net, h.gtld-servers.net...	-
blue-computing.com	athena.ns.cloudflare.com, lynn.ns.cloudflare.com	12 records

✅ Authoritative Response

Server: 108.162.192.72

NS records: athena.ns.cloudflare.com, lynn.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for blue-computing.com (unsigned zone)

⏱️ Timing

Total: 144ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.78.231, 172.67.137.246`
AAAA	2	`2606:4700:3034::ac43:89f6, 2606:4700:3034::6815:4ee7`
NS	2	`athena.ns.cloudflare.com, lynn.ns.cloudflare.com`
MX	2	`bluecomputing-com01b.mail.protection.out, _dc-mx.7f5b39d93f31.blue-computing.com (`
TXT	3	`MS=ms20587715, MS=ms53943280...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`athena.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

AI analysis

blue-computing.com points to four IP numbers: 2606:4700:3034::6815:4ee7, 2606:4700:3034::ac43:89f6, 104.21.78.231 and 172.67.137.246.

For instance, other host names co(0x736578)-www.kpkbet.com, 12traffic.com, www.auto24.fi, akuza.cn and penjagahutan.id share IP numbers with blue-computing.com.

blue-computing.com is delegated to two name servers: athena.ns.cloudflare.com and lynn.ns.cloudflare.com.

blue-computing.com uses the same name server setup as other domains such as theundeclaredwar.co.uk, slaski.com, pwndefend.com, pisochalet.com and xtrace.at.

blue-computing.com shares name servers with other domains at least partially, for example whitechapel.org.uk, seoritokan-app.com, laismedicine.com, simanitalia.com and temvagas.net.

These name servers are commonly used with rocco.ns.cloudflare.com.

Host names with six IP numbers: host name athena.ns.cloudflare.com points to: 2606:4700:50::adf5:3a48, 2803:f800:50::6ca2:c048, 2a06:98c1:50::ac40:2048, 108.162.192.72, 172.64.32.72 and 173.245.58.72; host name lynn.ns.cloudflare.com points to: 2606:4700:58::adf5:3bc9, 2803:f800:50::6ca2:c1c9, 2a06:98c1:50::ac40:21c9, 108.162.193.201, 172.64.33.201 and 173.245.59.201.

Two mail servers _dc-mx.7f5b39d93f31.blue-computing.com and bluecomputing-com01b.mail.protection.outlook.com handle blue-computing.com.

Host names with eight IP numbers: bluecomputing-com01b.mail.protection.outlook.com points to: 2a01:111:f403:ca04::4, 2a01:111:f403:ca09::5, 2a01:111:f403:ca09::c, 2a01:111:f403:ca09::f, 52.101.68.0, 52.101.68.21, 52.101.73.6 and 52.101.73.22.

Host names with one IP number: _dc-mx.7f5b39d93f31.blue-computing.com points to: 213.171.216.40.

blue-computing.com - robtex.com