`flygrades.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:6be^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:8730^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.6.190^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.135.48^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`hugh.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b75^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hugh.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c175^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`hugh.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2175^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`hugh.ns.cloudflare.com`
		A	108.162.193.117^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hugh.ns.cloudflare.com`
		A	172.64.33.117^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hugh.ns.cloudflare.com`
		A	173.245.59.117^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hugh.ns.cloudflare.com`
NS	`isla.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a77^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`isla.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c077^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`isla.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2077^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`isla.ns.cloudflare.com`
		A	108.162.192.119^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`isla.ns.cloudflare.com`
		A	172.64.32.119^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`isla.ns.cloudflare.com`
		A	173.245.58.119^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`isla.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.6.190, 172.67.135.48
		IPv6 hints	2606:4700:3031::6815:6be, 2606:4700:3036::ac43:8730
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=221, name=cloudflare-ech.com
SOA	`hugh.ns.cloudflare.com`dns@cloudflare.com serial=2400677868

`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=1776130282

⚠️ On DNS blocklist: tif

Same first word

flygrades.com

DNS History

22 records (6 active, 16 former)

○NSdns1.bigrock.in2015-07-24 → 2017-03-31 · 4 obs

● 2015-07-24 06:56:20
● 2017-03-31 22:22:38
○ 2020-03-09 17:31:08
○ 2026-04-14 01:36:54

○NSdns2.bigrock.in2015-07-24 → 2017-03-31 · 4 obs

● 2015-07-24 06:56:20
● 2017-03-31 22:22:38
○ 2020-03-09 17:31:08
○ 2026-04-14 01:36:54

○NSdns3.bigrock.in2015-07-24 → 2017-03-31 · 4 obs

● 2015-07-24 06:56:20
● 2017-03-31 22:22:38
○ 2020-03-09 17:31:08
○ 2026-04-14 01:36:54

○NSdns4.bigrock.in2015-07-24 → 2017-03-31 · 4 obs

● 2015-07-24 06:56:20
● 2017-03-31 22:22:38
○ 2020-03-09 17:31:08
○ 2026-04-14 01:36:54

●NShugh.ns.cloudflare.com2026-03-22 → 2026-04-14 · 3 obs

○ 2020-03-09 17:31:08
● 2026-03-22 18:28:18
● 2026-04-14 01:36:54

●NSisla.ns.cloudflare.com2026-03-22 → 2026-04-14 · 3 obs

○ 2020-03-09 17:31:08
● 2026-03-22 18:28:18
● 2026-04-14 01:36:54

○NSns3.afternic.com2020-03-09 → 2020-03-09 · 4 obs

○ 2017-03-31 22:22:38
● 2020-03-09 17:31:08
○ 2026-03-22 18:28:18
○ 2026-04-14 01:36:54

○NSns4.afternic.com2020-03-09 → 2020-03-09 · 4 obs

○ 2017-03-31 22:22:38
● 2020-03-09 17:31:08
○ 2026-03-22 18:28:18
○ 2026-04-14 01:36:54

○MXalt1.aspmx.l.google.com2015-12-13 → 2017-03-31 · 4 obs

● 2015-12-13 16:18:16
● 2017-03-31 22:22:38
○ 2020-03-09 17:31:08
○ 2026-04-14 01:36:54

○MXalt2.aspmx.l.google.com2015-12-13 → 2017-03-31 · 4 obs

● 2015-12-13 16:18:16
● 2017-03-31 22:22:38
○ 2020-03-09 17:31:08
○ 2026-04-14 01:36:54

○MXalt3.aspmx.l.google.com2015-12-13 → 2017-03-31 · 4 obs

● 2015-12-13 16:18:16
● 2017-03-31 22:22:38
○ 2020-03-09 17:31:08
○ 2026-04-14 01:36:54

○MXalt4.aspmx.l.google.com2015-12-13 → 2017-03-31 · 4 obs

● 2015-12-13 16:18:16
● 2017-03-31 22:22:38
○ 2020-03-09 17:31:08
○ 2026-04-14 01:36:54

○MXaspmx.l.google.com2015-12-13 → 2017-03-31 · 4 obs

● 2015-12-13 16:18:16
● 2017-03-31 22:22:38
○ 2020-03-09 17:31:08
○ 2026-04-14 01:36:54

●A104.21.6.1902026-03-22 → 2026-04-14 · 3 obs

○ 2020-03-09 17:31:08
● 2026-03-22 18:28:18
● 2026-04-14 01:36:54

○A130.211.240.642015-12-13 → 2016-03-13 · 5 obs

○ 2015-07-24 06:56:20
● 2015-12-13 16:18:16
● 2016-03-13 02:04:06
○ 2016-07-17 01:29:50
○ 2026-04-14 01:36:54

○A130.211.6.752016-07-17 → 2017-03-31 · 5 obs

○ 2016-03-13 02:04:06
● 2016-07-17 01:29:50
● 2017-03-31 22:22:38
○ 2020-03-09 17:31:08
○ 2026-04-14 01:36:54

●A172.67.135.482026-03-22 → 2026-04-14 · 3 obs

○ 2020-03-09 17:31:08
● 2026-03-22 18:28:18
● 2026-04-14 01:36:54

○A198.57.172.482015-07-24 → 2015-07-24 · 3 obs

● 2015-07-24 06:56:20
○ 2015-12-13 16:18:16
○ 2026-04-14 01:36:54

●A2606:4700:3031::6815:6be2026-03-22 → 2026-04-14 · 3 obs

○ 2020-03-09 17:31:08
● 2026-03-22 18:28:18
● 2026-04-14 01:36:54

●A2606:4700:3036::ac43:87302026-03-22 → 2026-04-14 · 3 obs

○ 2020-03-09 17:31:08
● 2026-03-22 18:28:18
● 2026-04-14 01:36:54

○A35.169.58.1882020-03-09 → 2020-03-09 · 4 obs

○ 2017-03-31 22:22:38
● 2020-03-09 17:31:08
○ 2026-03-22 18:28:18
○ 2026-04-14 01:36:54

○A54.208.77.1242020-03-09 → 2020-03-09 · 4 obs

○ 2017-03-31 22:22:38
● 2020-03-09 17:31:08
○ 2026-03-22 18:28:18
○ 2026-04-14 01:36:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, d.gtld-servers.net, j.gtld-servers.net, f.gtld-servers.net...	-
flygrades.com	hugh.ns.cloudflare.com, isla.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.119

NS records: hugh.ns.cloudflare.com, isla.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for flygrades.com (unsigned zone)

⏱️ Timing

Total: 104ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.6.190, 172.67.135.48`
AAAA	2	`2606:4700:3031::6815:6be, 2606:4700:3036::ac43:8730`
NS	2	`hugh.ns.cloudflare.com, isla.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`hugh.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

flygrades.com points to four IP numbers: 2606:4700:3031::6815:6be, 2606:4700:3036::ac43:8730, 104.21.6.190 and 172.67.135.48.

Other host names, for instance dtxhqh.com, caplaw.com, reighlin.com, structaglobalholdingsnet.digital and movie4free.net share IP numbers with flygrades.com.

Name Servers

flygrades.com's delegation is to two name servers hugh.ns.cloudflare.com and isla.ns.cloudflare.com.

flygrades.com shares the same name server configuration as other domains, such as herbmcd.com, windpact.com, ongoingcloud.com, daviddidonatello.it and adamcomer.com.

flygrades.com at least partially shares its name servers with other domains, for instance gebhart.info, recoveryversion.com.tw, indacom.es, 997732.com and thumbnail.ai.

These name servers are often used together with the name servers jule.ns.cloudflare.com.

Host names with six IP numbers:

hugh.ns.cloudflare.com points to: 2606:4700:58::adf5:3b75, 2803:f800:50::6ca2:c175, 2a06:98c1:50::ac40:2175, 108.162.193.117, 172.64.33.117 and 173.245.59.117.

isla.ns.cloudflare.com points to: 2606:4700:50::adf5:3a77, 2803:f800:50::6ca2:c077, 2a06:98c1:50::ac40:2077, 108.162.192.119, 172.64.32.119 and 173.245.58.119.

flygrades.com - robtex.com

flygrades.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`flygrades.com`

`com`