`kasterweb.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:274^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:8122^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.2.116^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.129.34^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`bryce.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c89^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bryce.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c389^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`bryce.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2389^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`bryce.ns.cloudflare.com`
		A	108.162.195.137^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bryce.ns.cloudflare.com`
		A	162.159.44.137^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bryce.ns.cloudflare.com`
		A	172.64.35.137^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bryce.ns.cloudflare.com`
NS	`sureena.ns.cloudflare.com`
		A	2606:4700:50::a29f:267e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sureena.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c27e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sureena.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:227e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sureena.ns.cloudflare.com`
		A	108.162.194.126^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sureena.ns.cloudflare.com`
		A	162.159.38.126^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sureena.ns.cloudflare.com`
		A	172.64.34.126^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sureena.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1d::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`ww-in-f27.1e100.net`
		A	192.178.155.27^{🇺🇸 Google192.178.155.0/24}
			PTR	`yuiadrs-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`google-site-verification=APXx9Ga4nnEtMNccyXAvkbHbiy-YlyA6bPEBNEg6L2c`
TXT	`google-site-verification=Qdb7OWwInFVaqH7HzKQbwtbMF8F9FTa_tRVbvoujpxk`
TXT	`google-site-verification=tSvFdsADfeF7WIyS0OUhBGPnISLLU_PvUILrsk8Xxn0`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.2.116, 172.67.129.34
		IPv6 hints	2606:4700:3033::6815:274, 2606:4700:3037::ac43:8122
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=241, name=cloudflare-ech.com
SOA	`bryce.ns.cloudflare.com`dns@cloudflare.com serial=2409447230

`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=1784786852

rank #913493 globally
rank #400868 in the tld

Same first word

kasterweb.com.br

kasterweb.com

Similar names

DNS History

13 records (11 active, 2 former)

●NSbryce.ns.cloudflare.com2026-04-02 → 2026-07-23 · 2 obs

● 2026-04-02 14:21:32
● 2026-07-23 06:20:52

●NSsureena.ns.cloudflare.com2026-04-02 → 2026-07-23 · 2 obs

● 2026-04-02 14:21:32
● 2026-07-23 06:20:52

●MXalt1.aspmx.l.google.com2026-04-02 → 2026-07-23 · 2 obs

● 2026-04-02 14:21:32
● 2026-07-23 06:20:52

●MXalt2.aspmx.l.google.com2026-04-02 → 2026-07-23 · 2 obs

● 2026-04-02 14:21:32
● 2026-07-23 06:20:52

●MXalt3.aspmx.l.google.com2026-04-02 → 2026-07-23 · 2 obs

● 2026-04-02 14:21:32
● 2026-07-23 06:20:52

●MXalt4.aspmx.l.google.com2026-04-02 → 2026-07-23 · 2 obs

● 2026-04-02 14:21:32
● 2026-07-23 06:20:52

●MXaspmx.l.google.com2026-04-02 → 2026-07-23 · 2 obs

● 2026-04-02 14:21:32
● 2026-07-23 06:20:52

●A104.21.2.1162026-04-02 → 2026-07-23 · 2 obs

● 2026-04-02 14:21:32
● 2026-07-23 06:20:52

●A172.67.129.342026-04-02 → 2026-07-23 · 2 obs

● 2026-04-02 14:21:32
● 2026-07-23 06:20:52

○A2606:4700:3031::ac43:81222026-04-02 → 2026-04-02 · 3 obs

● 2026-04-02 14:21:32
○ 2026-07-14 10:02:06
○ 2026-07-23 06:20:52

●A2606:4700:3033::6815:2742026-07-14 → 2026-07-23 · 3 obs

○ 2026-04-02 14:21:32
● 2026-07-14 10:02:06
● 2026-07-23 06:20:52

○A2606:4700:3037::6815:2742026-04-02 → 2026-04-02 · 3 obs

● 2026-04-02 14:21:32
○ 2026-07-14 10:02:06
○ 2026-07-23 06:20:52

●A2606:4700:3037::ac43:81222026-07-14 → 2026-07-23 · 3 obs

○ 2026-04-02 14:21:32
● 2026-07-14 10:02:06
● 2026-07-23 06:20:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, m.gtld-servers.net, f.gtld-servers.net, i.gtld-servers.net...	-
kasterweb.com	sureena.ns.cloudflare.com, bryce.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.137

NS records: sureena.ns.cloudflare.com, bryce.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kasterweb.com (unsigned zone)

⏱️ Timing

Total: 350ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.2.116, 172.67.129.34`
AAAA	2	`2606:4700:3037::ac43:8122, 2606:4700:3033::6815:274`
NS	2	`bryce.ns.cloudflare.com, sureena.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	4	`google-site-verification=APXx9Ga4nnEtMNc, google-site-verification=Qdb7OWwInFVaqH7...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`bryce.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

kasterweb.com resolves to four IP addresses: 104.21.2.116, 172.67.129.34, 2606:4700:3033::6815:274 and 2606:4700:3037::ac43:8122.

Additional host names — infotest.gr, thenextgag.com, cadenzza.de and two others — share IP numbers with kasterweb.com.

Name Servers

Two name servers handle the delegation for kasterweb.com: bryce.ns.cloudflare.com and sureena.ns.cloudflare.com.

kasterweb.com shares its name server setup with other domains, including mscpneus.com.br, gessotetomt.com.br, jminformaticamt.com.br and two others.

kasterweb.com partially shares its NS delegation with several other domains, including youonlygetone.com, codimon.com, geng32992.com and two others.

These name servers often co-occur with the name servers wells.ns.cloudflare.com.

Host names with 6 IP numbers:

bryce.ns.cloudflare.com resolves to 108.162.195.137, 162.159.44.137 and 172.64.35.137 among others, with 3 other IP addresses in total.

sureena.ns.cloudflare.com resolves to 108.162.194.126, 162.159.38.126 and 172.64.34.126 among others, with 3 other IP addresses in total.

Mail Servers

kasterweb.com is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

kasterweb.com shares mail servers — at least in part — with other domains, including protectivemarineprotection.com, townofcooperstownwi.gov, orgplay.com and two others.

These mail servers are frequently used alongside mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 other.

Host names with two IP numbers:

aspmx.l.google.com resolves to two addresses: 192.178.155.27 and 2607:f8b0:4004:c1d::1b.

alt1.aspmx.l.google.com resolves to two addresses: 108.177.123.27 and 2800:3f0:4003:c0f::1b.

alt2.aspmx.l.google.com resolves to two addresses: 172.253.116.26 and 2a00:1450:400b:c02::1b.

alt3.aspmx.l.google.com resolves to two addresses: 192.178.223.26 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com resolves to two addresses: 172.253.157.27 and 2a00:1450:400c:c23::1a.