leadfirst.ru - dns.ninja

`leadfirst.ru`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::6815:42f^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:83a9^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.4.47^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.131.169^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`osmar.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c7c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`osmar.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c37c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`osmar.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:237c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`osmar.ns.cloudflare.com`
		A	108.162.195.124^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`osmar.ns.cloudflare.com`
		A	162.159.44.124^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`osmar.ns.cloudflare.com`
		A	172.64.35.124^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`osmar.ns.cloudflare.com`
NS	`pam.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a8a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pam.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c08a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`pam.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:208a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`pam.ns.cloudflare.com`
		A	108.162.192.138^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pam.ns.cloudflare.com`
		A	172.64.32.138^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pam.ns.cloudflare.com`
		A	173.245.58.138^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pam.ns.cloudflare.com`
MX	`mx.yandex.net` ⭐
		A	2a02:6b8::311^{🇷🇺 TELETECH2a02:6b8::/32 Yandex network}
			PTR	`mxfront.stable.qloud-b.yandex.net`
		A	77.88.21.249^{🇷🇺 TELETECH77.88.0.0/18 Yandex enterprise network}
			PTR	`mxfront.stable.qloud-b.yandex.net`
TXT	`v=spf1 redirect=_spf.yandex.net`
TXT	`yandex-verification: 1db8486252e9f034`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.4.47, 172.67.131.169
		IPv6 hints	2606:4700:3034::6815:42f, 2606:4700:3034::ac43:83a9
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=152, name=cloudflare-ech.com
SOA	`osmar.ns.cloudflare.com`dns@cloudflare.com serial=2409826085

`ru`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.ripn.net` ⭐
	NS	`b.dns.ripn.net`
	NS	`c.tld-servers.ru`
	NS	`d.dns.ripn.net`
	NS	`e.dns.ripn.net`
	NS	`f.dns.ripn.net`
	SOA	`a.dns.ripn.net`hostmaster@ripn.net serial=4069905

⚠️ On DNS blocklist: tif

Same first word

leadfirst.org

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leadfirst.ru

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DNS History

23 records (7 active, 16 former)

○NSns1.beget.com2017-07-30 → 2017-07-30 · 3 obs

● 2017-07-30 22:17:10
○ 2026-02-15 12:26:02
○ 2026-08-07 22:03:02

○NSns1.beget.pro2017-07-30 → 2017-07-30 · 3 obs

● 2017-07-30 22:17:10
○ 2026-02-15 12:26:02
○ 2026-08-07 22:03:02

○NSns1.beget.ru2017-07-30 → 2017-07-30 · 3 obs

● 2017-07-30 22:17:10
○ 2026-02-15 12:26:02
○ 2026-08-07 22:03:02

○NSns2.beget.com2017-07-30 → 2017-07-30 · 3 obs

● 2017-07-30 22:17:10
○ 2026-02-15 12:26:02
○ 2026-08-07 22:03:02

○NSns2.beget.pro2017-07-30 → 2017-07-30 · 3 obs

● 2017-07-30 22:17:10
○ 2026-02-15 12:26:02
○ 2026-08-07 22:03:02

○NSns2.beget.ru2017-07-30 → 2017-07-30 · 3 obs

● 2017-07-30 22:17:10
○ 2026-02-15 12:26:02
○ 2026-08-07 22:03:02

●NSosmar.ns.cloudflare.com2026-02-15 → 2026-08-07 · 3 obs

○ 2017-07-30 22:17:10
● 2026-02-15 12:26:02
● 2026-08-07 22:03:02

●NSpam.ns.cloudflare.com2026-02-15 → 2026-08-07 · 3 obs

○ 2017-07-30 22:17:10
● 2026-02-15 12:26:02
● 2026-08-07 22:03:02

●MXmx.yandex.net2026-02-15 → 2026-08-07 · 3 obs

○ 2017-07-30 22:17:10
● 2026-02-15 12:26:02
● 2026-08-07 22:03:02

○MXmx1.beget.com2017-07-30 → 2017-07-30 · 3 obs

● 2017-07-30 22:17:10
○ 2026-02-15 12:26:02
○ 2026-08-07 22:03:02

○MXmx2.beget.com2017-07-30 → 2017-07-30 · 3 obs

● 2017-07-30 22:17:10
○ 2026-02-15 12:26:02
○ 2026-08-07 22:03:02

●A104.21.4.472026-02-15 → 2026-08-07 · 8 obs

○ 2017-07-30 22:17:10
● 2026-02-15 12:26:02
● 2026-05-29 11:40:54
○ 2026-06-03 18:49:22
● 2026-06-03 23:47:54
○ 2026-07-12 05:35:12
● 2026-07-26 15:58:38
● 2026-08-07 22:03:02

●A172.67.131.1692026-02-15 → 2026-08-07 · 8 obs

○ 2017-07-30 22:17:10
● 2026-02-15 12:26:02
● 2026-05-29 11:40:54
○ 2026-06-03 18:49:22
● 2026-06-03 23:47:54
○ 2026-07-12 05:35:12
● 2026-07-26 15:58:38
● 2026-08-07 22:03:02

○A188.114.96.02026-06-03 → 2026-07-12 · 6 obs

○ 2026-05-29 11:40:54
● 2026-06-03 18:49:22
○ 2026-06-03 23:47:54
● 2026-07-12 05:35:12
○ 2026-07-26 15:58:38
○ 2026-08-07 22:03:02

○A188.114.97.02026-06-03 → 2026-07-12 · 6 obs

○ 2026-05-29 11:40:54
● 2026-06-03 18:49:22
○ 2026-06-03 23:47:54
● 2026-07-12 05:35:12
○ 2026-07-26 15:58:38
○ 2026-08-07 22:03:02

○A2606:4700:3032::6815:42f2026-02-15 → 2026-06-03 · 7 obs

○ 2017-07-30 22:17:10
● 2026-02-15 12:26:02
● 2026-05-29 11:40:54
○ 2026-06-03 18:49:22
● 2026-06-03 23:47:54
○ 2026-06-28 00:04:22
○ 2026-08-07 22:03:02

●A2606:4700:3034::6815:42f2026-06-28 → 2026-08-07 · 5 obs

○ 2026-06-03 23:47:54
● 2026-06-28 00:04:22
○ 2026-07-12 05:35:12
● 2026-07-26 15:58:38
● 2026-08-07 22:03:02

●A2606:4700:3034::ac43:83a92026-06-28 → 2026-08-07 · 5 obs

○ 2026-06-03 23:47:54
● 2026-06-28 00:04:22
○ 2026-07-12 05:35:12
● 2026-07-26 15:58:38
● 2026-08-07 22:03:02

○A2606:4700:3035::ac43:83a92026-02-15 → 2026-06-03 · 7 obs

○ 2017-07-30 22:17:10
● 2026-02-15 12:26:02
● 2026-05-29 11:40:54
○ 2026-06-03 18:49:22
● 2026-06-03 23:47:54
○ 2026-06-28 00:04:22
○ 2026-08-07 22:03:02

○A2a06:98c1:3120::2026-06-03 → 2026-07-12 · 6 obs

○ 2026-05-29 11:40:54
● 2026-06-03 18:49:22
○ 2026-06-03 23:47:54
● 2026-07-12 05:35:12
○ 2026-07-26 15:58:38
○ 2026-08-07 22:03:02

○A2a06:98c1:3121::2026-06-03 → 2026-07-12 · 6 obs

○ 2026-05-29 11:40:54
● 2026-06-03 18:49:22
○ 2026-06-03 23:47:54
● 2026-07-12 05:35:12
○ 2026-07-26 15:58:38
○ 2026-08-07 22:03:02

○A79.171.117.222017-07-30 → 2017-07-30 · 3 obs

● 2017-07-30 22:17:10
○ 2026-02-15 12:26:02
○ 2026-08-07 22:03:02

○A87.236.16.1092017-07-30 → 2017-07-30 · 3 obs

● 2017-07-30 22:17:10
○ 2026-02-15 12:26:02
○ 2026-08-07 22:03:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ru	a.dns.ripn.net, d.dns.ripn.net, f.dns.ripn.net, b.dns.ripn.net...	-
leadfirst.ru	pam.ns.cloudflare.com, osmar.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.44.124

NS records: pam.ns.cloudflare.com, osmar.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for leadfirst.ru (unsigned zone)

⏱️ Timing

Total: 899ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.4.47, 172.67.131.169`
AAAA	2	`2606:4700:3034::6815:42f, 2606:4700:3034::ac43:83a9`
NS	2	`osmar.ns.cloudflare.com, pam.ns.cloudflare.com`
MX	1	`mx.yandex.net (pri: 10)`
TXT	2	`v=spf1 redirect=_spf.yandex.net, yandex-verification: 1db8486252e9f034`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`osmar.ns.cloudflare.com dns.cloudflare.c`

Analysis

IP Addresses

leadfirst.ru points to the four IP addresses 104.21.4.47, 172.67.131.169, 2606:4700:3034::6815:42f and 2606:4700:3034::ac43:83a9.

Among the host names that share IP numbers with leadfirst.ru are legacytomodachi.com, qqcat.net, wiki.the-big-bang-theory.com and two others.

Name Servers

Two name servers handle the delegation for leadfirst.ru: osmar.ns.cloudflare.com and pam.ns.cloudflare.com.

leadfirst.ru has the same name server delegation as a number of other domains, such as tsreeha.com, edvane.com, telunorixavel.shop and two more.

There is at least partial name server overlap between leadfirst.ru and other domains — xn--2023-43daa5azlbkih0c0ec5f.xn--p1ai, carterestatewinery.com, dahezhao.com and two more among them.

These name servers tend to appear in combination with the name servers leia.ns.cloudflare.com, vasilii.ns.cloudflare.com, eric.ns.cloudflare.com and addyson.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

osmar.ns.cloudflare.com resolves to 108.162.195.124, 162.159.44.124 and 172.64.35.124 among others, with 3 other IP addresses in total.

pam.ns.cloudflare.com resolves to 108.162.192.138, 172.64.32.138 and 173.245.58.138 among others, with 3 other IP addresses in total.

Mail Servers

leadfirst.ru routes its mail through a single mail server, mx.yandex.net.

leadfirst.ru has the same mail server arrangement as a number of other domains, for example thermionic.ru, www.glass-tex.ru, ditetejusufgervalles.com and two more.

leadfirst.ru and other domains — aroka.ru for instance — share at least some mail servers.

mx.yandex.net carries two IP numbers: 77.88.21.249 and 2a02:6b8::311.