`riohk.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:a414^{🇺🇸 Cloudflare} ✓ In HTTPS hints
A	2606:4700:3034::6815:3989^{🇺🇸 Cloudflare} ✓ In HTTPS hints
A	104.21.57.137^Cloudflare ✓ In HTTPS hints
A	172.67.164.20^{🇺🇸 Cloudflare} ✓ In HTTPS hints
NS	`dina.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a6b^{🇺🇸 Cloudflare}
			PTR	`dina.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c06b^{🇨🇷 Cloudflare}
			PTR	`dina.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:206b^{🇺🇸 Cloudflare}
			PTR	`dina.ns.cloudflare.com`
		A	108.162.192.107^{🇺🇸 Cloudflare}
			PTR	`dina.ns.cloudflare.com`
		A	172.64.32.107^{🇺🇸 Cloudflare}
			PTR	`dina.ns.cloudflare.com`
		A	173.245.58.107^{🇺🇸 Cloudflare}
			PTR	`dina.ns.cloudflare.com`
NS	`norm.ns.cloudflare.com` 🔒
		A	2606:4700:58::adf5:3b86^{🇺🇸 Cloudflare}
			PTR	`norm.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c186^{🇨🇷 Cloudflare}
			PTR	`norm.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2186^{🇺🇸 Cloudflare}
			PTR	`norm.ns.cloudflare.com`
		A	108.162.193.134^{🇺🇸 Cloudflare}
			PTR	`norm.ns.cloudflare.com`
		A	172.64.33.134^{🇺🇸 Cloudflare}
			PTR	`norm.ns.cloudflare.com`
		A	173.245.59.134^{🇺🇸 Cloudflare}
			PTR	`norm.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c19::1b^{🇺🇸 Google}
			PTR	`bk-in-f27.1e100.net`
		A	172.253.62.27^{🇺🇸 Google}
			PTR	`bc-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2607:f8b0:4003:c30::1b^{🇺🇸 Google}
			PTR	`yutulis-in-f27.1e100.net`
		A	74.125.27.26^{🇺🇸 Google}
			PTR	`yutulis-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2607:f8b0:4001:c70::1a^{🇺🇸 Google}
			PTR	`yucbful-in-f26.1e100.net`
		A	192.178.209.26^{🇺🇸 Google}
			PTR	`yucbful-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2607:f8b0:4024:c0d::1b^{🇺🇸 Google}
			PTR	`mj-in-f27.1e100.net`
		A	192.178.152.26^{🇺🇸 Google}
			PTR	`mj-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2607:f8b0:4023:403::1a^{🇺🇸 Google}
			PTR	`gg-in-f26.1e100.net`
		A	142.250.96.27^{🇺🇸 Google}
			PTR	`gg-in-f27.1e100.net`
TXT	`v=spf1 +a +mx +ip4:192.185.140.63 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.57.137, 172.67.164.20
		IPv6	2606:4700:3031::ac43:a414, 2606:4700:3034::6815:3989
SOA	`dina.ns.cloudflare.com`dns@cloudflare.com serial=2396670606

`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

cdn.riohk.com

Same first word

riohk.com

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DNS History

20 records (11 active, 9 former)

●NSdina.ns.cloudflare.com2016-07-05 → 2026-02-22 · 3 obs

○ 2015-12-05 18:07:18
● 2016-07-05 17:02:14
● 2026-02-22 00:08:06

●NSnorm.ns.cloudflare.com2016-07-05 → 2026-02-22 · 3 obs

○ 2015-12-05 18:07:18
● 2016-07-05 17:02:14
● 2026-02-22 00:08:06

○NSns1.ogodev.com2015-08-15 → 2015-12-05 · 4 obs

● 2015-08-15 11:56:12
● 2015-12-05 18:07:18
○ 2016-07-05 17:02:14
○ 2026-02-22 00:08:06

○NSns2.ogodev.com2015-08-15 → 2015-12-05 · 4 obs

● 2015-08-15 11:56:12
● 2015-12-05 18:07:18
○ 2016-07-05 17:02:14
○ 2026-02-22 00:08:06

●MXalt1.aspmx.l.google.com2015-08-15 → 2026-02-22 · 2 obs

● 2015-08-15 11:56:12
● 2026-02-22 00:08:06

●MXalt2.aspmx.l.google.com2015-08-15 → 2026-02-22 · 2 obs

● 2015-08-15 11:56:12
● 2026-02-22 00:08:06

●MXalt3.aspmx.l.google.com2015-12-05 → 2026-02-22 · 3 obs

○ 2015-08-15 11:56:12
● 2015-12-05 18:07:18
● 2026-02-22 00:08:06

●MXalt4.aspmx.l.google.com2015-12-05 → 2026-02-22 · 3 obs

○ 2015-08-15 11:56:12
● 2015-12-05 18:07:18
● 2026-02-22 00:08:06

●MXaspmx.l.google.com2015-08-15 → 2026-02-22 · 2 obs

● 2015-08-15 11:56:12
● 2026-02-22 00:08:06

○MXaspmx2.googlemail.com2015-08-15 → 2015-08-15 · 3 obs

● 2015-08-15 11:56:12
○ 2015-12-05 18:07:18
○ 2026-02-22 00:08:06

○MXaspmx3.googlemail.com2015-08-15 → 2015-08-15 · 3 obs

● 2015-08-15 11:56:12
○ 2015-12-05 18:07:18
○ 2026-02-22 00:08:06

●A104.21.57.1372026-02-16 → 2026-02-22 · 3 obs

○ 2016-11-28 02:26:36
● 2026-02-16 08:02:34
● 2026-02-22 00:08:06

○A104.27.134.2302016-07-05 → 2016-11-28 · 5 obs

○ 2015-12-05 18:07:18
● 2016-07-05 17:02:14
● 2016-11-28 02:26:36
○ 2026-02-16 08:02:34
○ 2026-02-22 00:08:06

○A104.27.135.2302016-07-05 → 2016-11-28 · 5 obs

○ 2015-12-05 18:07:18
● 2016-07-05 17:02:14
● 2016-11-28 02:26:36
○ 2026-02-16 08:02:34
○ 2026-02-22 00:08:06

●A172.67.164.202026-02-16 → 2026-02-22 · 3 obs

○ 2016-11-28 02:26:36
● 2026-02-16 08:02:34
● 2026-02-22 00:08:06

○A192.185.140.872015-08-15 → 2015-12-05 · 4 obs

● 2015-08-15 11:56:12
● 2015-12-05 18:07:18
○ 2016-07-05 17:02:14
○ 2026-02-22 00:08:06

○A2400:cb00:2048:1::681b:86e62016-11-28 → 2016-11-28 · 4 obs

○ 2016-07-05 17:02:14
● 2016-11-28 02:26:36
○ 2026-02-16 08:02:34
○ 2026-02-22 00:08:06

○A2400:cb00:2048:1::681b:87e62016-11-28 → 2016-11-28 · 4 obs

○ 2016-07-05 17:02:14
● 2016-11-28 02:26:36
○ 2026-02-16 08:02:34
○ 2026-02-22 00:08:06

●A2606:4700:3031::ac43:a4142026-02-16 → 2026-02-22 · 3 obs

○ 2016-11-28 02:26:36
● 2026-02-16 08:02:34
● 2026-02-22 00:08:06

●A2606:4700:3034::6815:39892026-02-16 → 2026-02-22 · 3 obs

○ 2016-11-28 02:26:36
● 2026-02-16 08:02:34
● 2026-02-22 00:08:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
riohk.com	dina.ns.cloudflare.com, norm.ns.cloudflare.com	-

✅ Authoritative Response

Server: 108.162.193.134

NS records: dina.ns.cloudflare.com, norm.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for riohk.com (unsigned zone)

⏱️ Timing

Total: 179ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.57.137, 172.67.164.20`
AAAA	2	`2606:4700:3034::6815:3989, 2606:4700:3031::ac43:a414`
NS	2	`dina.ns.cloudflare.com, norm.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	1	`v=spf1 +a +mx +ip4:192.185.140.63 includ`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`dina.ns.cloudflare.com dns.cloudflare.co`

AI analysis

The parent of cdn.riohk.com is riohk.com.

riohk.com maps to four IP numbers: 2606:4700:3031::ac43:a414, 2606:4700:3034::6815:3989, 104.21.57.137 and 172.67.164.20.

Other host names, for instance 04335811111.com, prelquido.help, hentaini.com, qguys.ru and katt24.ru share IP numbers with riohk.com.

Two name servers dina.ns.cloudflare.com and norm.ns.cloudflare.com handle delegation for riohk.com.

riohk.com uses the same name server setup as other domains, for example zogopromo.com, djrewind.com, j-tf.au, luyenthidaihoc247.com and noticiashoy.es.

riohk.com partially shares name servers with other domains; examples include win-ed.com, providenthousing.co.uk, cinarcikta.com, marcelbuysse.be and teliko.co.uk.

These name servers are often used with the name servers dom.ns.cloudflare.com and derek.ns.cloudflare.com.

Host names with six IP numbers: dina.ns.cloudflare.com points to: 2606:4700:50::adf5:3a6b, 2803:f800:50::6ca2:c06b, 2a06:98c1:50::ac40:206b, 108.162.192.107, 172.64.32.107 and 173.245.58.107; norm.ns.cloudflare.com points to: 2606:4700:58::adf5:3b86, 2803:f800:50::6ca2:c186, 2a06:98c1:50::ac40:2186, 108.162.193.134, 172.64.33.134 and 173.245.59.134.

Five mail servers handle riohk.com: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

riohk.com shares some mail servers with other domains, at least partially, such as ns500698.ns500759.ns500758.ns500758.ns500736.ns500735.ns500698.ns500735.ns500735.ns500698.ns500576.ns500619.ns500576.ns500652.trackreceptor.com, ns500737.ns500599.ns500737.ns500737.ns500737.ns500724.ns500724.ns500724.ns500583.ns500697.ns500697.ns500682.ns500583.www.yummyflingsfinder.com, ns500841.ns500794.ns500841.ns500841.ns500821.ns500795.ns500821.ns500794.ns500795.ns500794.ns500794.lustypartnersfinder.com, ns500759.ns500759.ns500698.ns500698.ns500736.ns500698.ns500735.ns500698.ns500698.ns500708.ns500619.ns500686.ns500619.trackreceptor.com and ns500758.ns500698.ns500759.ns500759.ns500736.ns500698.ns500736.ns500698.ns500698.ns500735.ns500736.ns500708.ns500708.ns500652.ns500652.trackreceptor.com.

These mail servers are often used with aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.

Host names with two IP numbers:

aspmx.l.google.com points to: 2607:f8b0:4004:c19::1b and 172.253.62.27

alt1.aspmx.l.google.com points to: 2607:f8b0:4003:c30::1b and 74.125.27.26

alt2.aspmx.l.google.com points to: 2607:f8b0:4001:c70::1a and 192.178.209.26

alt3.aspmx.l.google.com points to: 2607:f8b0:4024:c0d::1b and 192.178.152.26

alt4.aspmx.l.google.com points to: 2607:f8b0:4023:403::1a and 142.250.96.27

riohk.com - robtex.com

riohk.com

com

Up

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

AI analysis

`riohk.com`

`com`