`lettersfromprague.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::6815:3e37^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:dc6b^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.62.55^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.220.107^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`abdullah.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2ccb^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`abdullah.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3cb^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`abdullah.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23cb^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`abdullah.ns.cloudflare.com`
		A	108.162.195.203^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`abdullah.ns.cloudflare.com`
		A	162.159.44.203^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`abdullah.ns.cloudflare.com`
		A	172.64.35.203^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`abdullah.ns.cloudflare.com`
NS	`aleena.ns.cloudflare.com`
		A	2606:4700:50::a29f:2651^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aleena.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c251^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`aleena.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2251^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`aleena.ns.cloudflare.com`
		A	108.162.194.81^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aleena.ns.cloudflare.com`
		A	162.159.38.81^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aleena.ns.cloudflare.com`
		A	172.64.34.81^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aleena.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.62.55, 172.67.220.107
		IPv6 hints	2606:4700:3034::6815:3e37, 2606:4700:3037::ac43:dc6b
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=131, name=cloudflare-ech.com
SOA	`abdullah.ns.cloudflare.com`dns@cloudflare.com serial=2409523903

`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=1786469059

Previously MX for

lettersfromprague.com

Same first word

lettersfromprague.com

DNS History

26 records (6 active, 20 former)

●NSabdullah.ns.cloudflare.com2026-03-05 → 2026-08-11 · 3 obs

○ 2017-04-07 17:32:10
● 2026-03-05 16:19:04
● 2026-08-11 17:51:40

●NSaleena.ns.cloudflare.com2026-03-05 → 2026-08-11 · 3 obs

○ 2017-04-07 17:32:10
● 2026-03-05 16:19:04
● 2026-08-11 17:51:40

○NSdns1.masterwebnet.com2015-08-01 → 2015-08-01 · 3 obs

● 2015-08-01 00:51:22
○ 2016-03-12 18:01:56
○ 2026-08-11 17:51:40

○NSdns2.masterweb.com2015-08-01 → 2015-08-01 · 3 obs

● 2015-08-01 00:51:22
○ 2016-03-12 18:01:56
○ 2026-08-11 17:51:40

○NSdns3.masterweb.net2015-08-01 → 2015-08-01 · 3 obs

● 2015-08-01 00:51:22
○ 2016-03-12 18:01:56
○ 2026-08-11 17:51:40

○NSdns4.masterweb.com2015-08-01 → 2015-08-01 · 3 obs

● 2015-08-01 00:51:22
○ 2016-03-12 18:01:56
○ 2026-08-11 17:51:40

○NSns1.renewyourname.net2016-07-13 → 2016-07-13 · 4 obs

○ 2016-03-12 18:01:56
● 2016-07-13 18:50:08
○ 2017-04-07 17:32:10
○ 2026-08-11 17:51:40

○NSns1.rumahweb.com2016-03-12 → 2016-03-12 · 4 obs

○ 2015-08-01 00:51:22
● 2016-03-12 18:01:56
○ 2016-07-13 18:50:08
○ 2026-08-11 17:51:40

○NSns2.renewyourname.net2016-07-13 → 2016-07-13 · 4 obs

○ 2016-03-12 18:01:56
● 2016-07-13 18:50:08
○ 2017-04-07 17:32:10
○ 2026-08-11 17:51:40

○NSns2.rumahweb.com2016-03-12 → 2016-03-12 · 4 obs

○ 2015-08-01 00:51:22
● 2016-03-12 18:01:56
○ 2016-07-13 18:50:08
○ 2026-08-11 17:51:40

○NSns3.rumahweb.net2016-03-12 → 2016-03-12 · 4 obs

○ 2015-08-01 00:51:22
● 2016-03-12 18:01:56
○ 2016-07-13 18:50:08
○ 2026-08-11 17:51:40

○NSns4.rumahweb.net2016-03-12 → 2016-03-12 · 4 obs

○ 2015-08-01 00:51:22
● 2016-03-12 18:01:56
○ 2016-07-13 18:50:08
○ 2026-08-11 17:51:40

○MXlettersfromprague.com2015-08-01 → 2016-03-12 · 4 obs

● 2015-08-01 00:51:22
● 2016-03-12 18:01:56
○ 2016-07-13 18:50:08
○ 2026-08-11 17:51:40

○A103.247.11.682016-03-12 → 2016-03-12 · 4 obs

○ 2015-08-01 00:51:22
● 2016-03-12 18:01:56
○ 2016-07-13 18:50:08
○ 2026-08-11 17:51:40

●A104.21.62.552026-03-05 → 2026-08-11 · 9 obs

○ 2017-04-07 17:32:10
● 2026-03-05 16:19:04
● 2026-03-18 02:33:50
○ 2026-03-19 19:11:48
● 2026-05-09 13:04:20
○ 2026-05-10 12:25:54
● 2026-05-15 14:32:24
○ 2026-07-14 13:17:08
● 2026-08-11 17:51:40

○A119.82.226.82015-08-01 → 2015-08-01 · 3 obs

● 2015-08-01 00:51:22
○ 2016-03-12 18:01:56
○ 2026-08-11 17:51:40

●A172.67.220.1072026-03-05 → 2026-08-11 · 9 obs

○A188.114.96.02026-03-19 → 2026-07-14 · 7 obs

○ 2026-03-18 02:33:50
● 2026-03-19 19:11:48
○ 2026-05-09 13:04:20
● 2026-05-10 12:25:54
○ 2026-05-15 14:32:24
● 2026-07-14 13:17:08
○ 2026-08-11 17:51:40

○A188.114.97.02026-03-19 → 2026-07-14 · 7 obs

○ 2026-03-18 02:33:50
● 2026-03-19 19:11:48
○ 2026-05-09 13:04:20
● 2026-05-10 12:25:54
○ 2026-05-15 14:32:24
● 2026-07-14 13:17:08
○ 2026-08-11 17:51:40

●A2606:4700:3034::6815:3e372026-07-04 → 2026-08-11 · 4 obs

○ 2026-05-15 14:32:24
● 2026-07-04 01:47:00
○ 2026-07-14 13:17:08
● 2026-08-11 17:51:40

○A2606:4700:3036::ac43:dc6b2026-03-05 → 2026-05-15 · 9 obs

○ 2017-04-07 17:32:10
● 2026-03-05 16:19:04
● 2026-03-18 02:33:50
○ 2026-03-19 19:11:48
● 2026-05-09 13:04:20
○ 2026-05-10 12:25:54
● 2026-05-15 14:32:24
○ 2026-07-04 01:47:00
○ 2026-08-11 17:51:40

○A2606:4700:3037::6815:3e372026-03-05 → 2026-05-15 · 9 obs

●A2606:4700:3037::ac43:dc6b2026-07-04 → 2026-08-11 · 4 obs

○ 2026-05-15 14:32:24
● 2026-07-04 01:47:00
○ 2026-07-14 13:17:08
● 2026-08-11 17:51:40

○A2a06:98c1:3120::2026-03-19 → 2026-07-14 · 7 obs

○ 2026-03-18 02:33:50
● 2026-03-19 19:11:48
○ 2026-05-09 13:04:20
● 2026-05-10 12:25:54
○ 2026-05-15 14:32:24
● 2026-07-14 13:17:08
○ 2026-08-11 17:51:40

○A2a06:98c1:3121::2026-03-19 → 2026-07-14 · 7 obs

○ 2026-03-18 02:33:50
● 2026-03-19 19:11:48
○ 2026-05-09 13:04:20
● 2026-05-10 12:25:54
○ 2026-05-15 14:32:24
● 2026-07-14 13:17:08
○ 2026-08-11 17:51:40

○A69.172.201.2172016-07-13 → 2016-07-13 · 4 obs

○ 2016-03-12 18:01:56
● 2016-07-13 18:50:08
○ 2017-04-07 17:32:10
○ 2026-08-11 17:51:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
lettersfromprague.com	aleena.ns.cloudflare.com, abdullah.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.81

NS records: aleena.ns.cloudflare.com, abdullah.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for lettersfromprague.com (unsigned zone)

⏱️ Timing

Total: 165ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.220.107, 104.21.62.55`
AAAA	2	`2606:4700:3037::ac43:dc6b, 2606:4700:3034::6815:3e37`
NS	2	`abdullah.ns.cloudflare.com, aleena.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`abdullah.ns.cloudflare.com dns.cloudflar`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

lettersfromprague.com has four IP addresses: 104.21.62.55, 172.67.220.107, 2606:4700:3034::6815:3e37 and 2606:4700:3037::ac43:dc6b.

livpac.org, lujocuwuissolutions.click, huiwenguan.com plus two other host names have IP numbers in common with lettersfromprague.com.

Name Servers

DNS delegation for lettersfromprague.com points to two name servers: abdullah.ns.cloudflare.com and aleena.ns.cloudflare.com.

The name server configuration of lettersfromprague.com is shared with other domains, for instance mordurezo.com, peacestarcup.com, www-clarin.com and two others.

lettersfromprague.com shares at least some of its name servers with other domains, including ielmun.org, xuedunguzhen.com, nilstho.dev and two others.

These name servers are frequently seen alongside the name servers ignacio.ns.cloudflare.com, dorthy.ns.cloudflare.com, maria.ns.cloudflare.com and paislee.ns.cloudflare.com.

Hosts with 6 IP addresses each:

abdullah.ns.cloudflare.com has IP addresses 108.162.195.203, 162.159.44.203 and 172.64.35.203, plus 3 other.

aleena.ns.cloudflare.com has IP addresses 108.162.194.81, 162.159.38.81 and 172.64.34.81, plus 3 other.

lettersfromprague.com - robtex.com