gfsbuilder.com - dns.ninja

`gfsbuilder.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:d1de^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:1758^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.23.88^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.209.222^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`alexa.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26d7^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alexa.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2d7^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`alexa.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22d7^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`alexa.ns.cloudflare.com`
		A	108.162.194.215^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alexa.ns.cloudflare.com`
		A	162.159.38.215^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alexa.ns.cloudflare.com`
		A	172.64.34.215^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alexa.ns.cloudflare.com`
NS	`marvin.ns.cloudflare.com`
		A	2606:4700:58::a29f:2cfb^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marvin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3fb^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`marvin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23fb^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`marvin.ns.cloudflare.com`
		A	108.162.195.251^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marvin.ns.cloudflare.com`
		A	162.159.44.251^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marvin.ns.cloudflare.com`
		A	172.64.35.251^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marvin.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c25::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadtq-in-f26.1e100.net`
		A	173.194.45.26^{🇺🇸 Google173.194.0.0/16}
			PTR	`yuiadum-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c14::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.27^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-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	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`_dc-mx.c2c52369e2cc.gfsbuilder.com`⁽¹⁰⁾
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}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
TXT	`google-site-verification=TYMAocwe_z5sp0pFYErZUwEuuQsvR6YrAZyPnIC8R_8`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.23.88, 172.67.209.222
		IPv6 hints	2606:4700:3032::ac43:d1de, 2606:4700:3037::6815:1758
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=43, name=cloudflare-ech.com
SOA	`alexa.ns.cloudflare.com`dns@cloudflare.com serial=2407620008

`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=1786234379

Same first word

gfsbuilder.com

Similar names

bluegridfs.com

gfbuilders.co.nz

fgbuilders.com

DNS History

19 records (12 active, 7 former)

●NSalexa.ns.cloudflare.com2026-06-25 → 2026-08-09 · 3 obs

○ 2017-05-23 14:55:08
● 2026-06-25 15:01:14
● 2026-08-09 00:17:08

●NSmarvin.ns.cloudflare.com2026-06-25 → 2026-08-09 · 3 obs

○ 2017-05-23 14:55:08
● 2026-06-25 15:01:14
● 2026-08-09 00:17:08

○NSns11.shared-servers.com2015-07-24 → 2017-05-23 · 4 obs

● 2015-07-24 22:09:10
● 2017-05-23 14:55:08
○ 2026-06-25 15:01:14
○ 2026-08-09 00:17:08

○NSns12.shared-servers.com2015-07-24 → 2017-05-23 · 4 obs

● 2015-07-24 22:09:10
● 2017-05-23 14:55:08
○ 2026-06-25 15:01:14
○ 2026-08-09 00:17:08

●MX_dc-mx.c2c52369e2cc.gfsbuilder.com2026-06-25 → 2026-08-09 · 2 obs

● 2026-06-25 15:01:14
● 2026-08-09 00:17:08

●MXalt1.aspmx.l.google.com2026-06-25 → 2026-08-09 · 2 obs

● 2026-06-25 15:01:14
● 2026-08-09 00:17:08

●MXalt2.aspmx.l.google.com2026-06-25 → 2026-08-09 · 2 obs

● 2026-06-25 15:01:14
● 2026-08-09 00:17:08

●MXalt3.aspmx.l.google.com2026-06-25 → 2026-08-09 · 2 obs

● 2026-06-25 15:01:14
● 2026-08-09 00:17:08

●MXalt4.aspmx.l.google.com2026-06-25 → 2026-08-09 · 2 obs

● 2026-06-25 15:01:14
● 2026-08-09 00:17:08

●MXaspmx.l.google.com2026-06-25 → 2026-08-09 · 2 obs

● 2026-06-25 15:01:14
● 2026-08-09 00:17:08

●A104.21.23.882026-07-15 → 2026-08-09 · 5 obs

○ 2026-06-25 15:01:14
● 2026-07-15 18:07:38
○ 2026-08-08 17:12:50
● 2026-08-09 00:17:06
● 2026-08-09 00:17:08

○A108.60.213.1352015-07-24 → 2017-05-23 · 4 obs

● 2015-07-24 22:09:10
● 2017-05-23 14:55:08
○ 2026-06-25 15:01:14
○ 2026-08-09 00:17:08

●A172.67.209.2222026-07-15 → 2026-08-09 · 5 obs

○ 2026-06-25 15:01:14
● 2026-07-15 18:07:38
○ 2026-08-08 17:12:50
● 2026-08-09 00:17:06
● 2026-08-09 00:17:08

○A188.114.96.02026-06-25 → 2026-08-08 · 6 obs

○ 2017-05-23 14:55:08
● 2026-06-25 15:01:14
○ 2026-07-15 18:07:38
● 2026-08-08 17:12:50
○ 2026-08-09 00:17:06
○ 2026-08-09 00:17:08

○A188.114.97.02026-06-25 → 2026-08-08 · 6 obs

○ 2017-05-23 14:55:08
● 2026-06-25 15:01:14
○ 2026-07-15 18:07:38
● 2026-08-08 17:12:50
○ 2026-08-09 00:17:06
○ 2026-08-09 00:17:08

●A2606:4700:3032::ac43:d1de2026-07-15 → 2026-08-09 · 5 obs

○ 2026-06-25 15:01:14
● 2026-07-15 18:07:38
○ 2026-08-08 17:12:50
● 2026-08-09 00:17:06
● 2026-08-09 00:17:08

●A2606:4700:3037::6815:17582026-07-15 → 2026-08-09 · 5 obs

○ 2026-06-25 15:01:14
● 2026-07-15 18:07:38
○ 2026-08-08 17:12:50
● 2026-08-09 00:17:06
● 2026-08-09 00:17:08

○A2a06:98c1:3120::2026-06-25 → 2026-08-08 · 6 obs

○ 2017-05-23 14:55:08
● 2026-06-25 15:01:14
○ 2026-07-15 18:07:38
● 2026-08-08 17:12:50
○ 2026-08-09 00:17:06
○ 2026-08-09 00:17:08

○A2a06:98c1:3121::2026-06-25 → 2026-08-08 · 6 obs

○ 2017-05-23 14:55:08
● 2026-06-25 15:01:14
○ 2026-07-15 18:07:38
● 2026-08-08 17:12:50
○ 2026-08-09 00:17:06
○ 2026-08-09 00:17:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
gfsbuilder.com	alexa.ns.cloudflare.com, marvin.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.251

NS records: alexa.ns.cloudflare.com, marvin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for gfsbuilder.com (unsigned zone)

⏱️ Timing

Total: 356ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.209.222, 104.21.23.88`
AAAA	2	`2606:4700:3032::ac43:d1de, 2606:4700:3037::6815:1758`
NS	2	`alexa.ns.cloudflare.com, marvin.ns.cloudflare.com`
MX	6	`aspmx.l.google.com (pri: 1), _dc-mx.c2c52369e2cc.gfsbuilder.com (pri:...`
TXT	1	`google-site-verification=TYMAocwe_z5sp0p`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`alexa.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

gfsbuilder.com resolves to four IP addresses: 104.21.23.88, 172.67.209.222, 2606:4700:3032::ac43:d1de and 2606:4700:3037::6815:1758.

ahmda.org.cn, quakerzclients.com, mesotheliomaclassactionla26467.wikissl.com plus two other host names have IP numbers in common with gfsbuilder.com.

Name Servers

gfsbuilder.com has two authoritative name servers — alexa.ns.cloudflare.com and marvin.ns.cloudflare.com.

The name server configuration of gfsbuilder.com is shared with other domains, for instance portledger.org, grainledger.org, cloverledger.org and two others.

gfsbuilder.com partially shares its NS delegation with several other domains, including zucai310jingcaifenxi.asia, high5casinoslotsu0026casinorevi.lol, jingcaiwanfajieshaojizjiangguizebi.asia and two others.

These name servers are regularly seen alongside yisroel.ns.cloudflare.com and joyce.ns.cloudflare.com as name servers.

Hosts with 6 IP addresses each:

alexa.ns.cloudflare.com points to 108.162.194.215, 162.159.38.215, 172.64.34.215 and 3 other IP addresses.

marvin.ns.cloudflare.com points to 108.162.195.251, 162.159.44.251, 172.64.35.251 and 3 other IP addresses.

Mail Servers

The MX records for gfsbuilder.com point to 6 mail servers — _dc-mx.c2c52369e2cc.gfsbuilder.com, aspmx.l.google.com, alt1.aspmx.l.google.com and 3 other.

At least some of the mail servers used by gfsbuilder.com are shared with other domains: ns500758.ns500758.ns500698.ns500758.ns500759.ns500735.ns500736.ns500735.ns500735.ns500736.ns500708.ns500708.ns500619.ns500576.ns500576.ns500576.trackreceptor.com, ouatmedia.com, ns500731.ns500671.ns500731.ns500704.ns500705.ns500704.ns500671.ns500678.ns500649.ns500688.ns500131.lustychickser.com and two others among them.

It is common to find these mail servers paired with the mail servers alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com, as well as two others.

Host names pointing to two IP addresses:

aspmx.l.google.com resolves to 173.194.45.26 and 2607:f8b0:4004:c25::1a.

alt1.aspmx.l.google.com resolves to 192.178.234.27 and 2800:3f0:4003:c14::1a.

alt2.aspmx.l.google.com resolves to 172.253.116.27 and 2a00:1450:400b:c02::1b.

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

alt4.aspmx.l.google.com resolves to 172.253.157.26 and 2a00:1450:400c:c23::1a.