ioffe.su - dns.ninja

`ioffe.su`

DNSSEC	⚠️ Not signed
NS	`colette.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:261c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`colette.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c21c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`colette.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:221c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`colette.ns.cloudflare.com`
		A	108.162.194.28^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`colette.ns.cloudflare.com`
		A	162.159.38.28^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`colette.ns.cloudflare.com`
		A	172.64.34.28^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`colette.ns.cloudflare.com`
NS	`jaxson.ns.cloudflare.com`
		A	2606:4700:58::a29f:2cdd^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jaxson.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3dd^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jaxson.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23dd^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jaxson.ns.cloudflare.com`
		A	108.162.195.221^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jaxson.ns.cloudflare.com`
		A	162.159.44.221^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jaxson.ns.cloudflare.com`
		A	172.64.35.221^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jaxson.ns.cloudflare.com`
MX	`emx.mail.ru` ⭐
		A	94.100.180.180^{🇷🇺 VK-AS94.100.176.0/20 Moscow region}
			PTR	`emx.mail.ru`
		A	217.69.139.180^{🇷🇺 VK-AS217.69.128.0/20 Moscow region}
			PTR	`emx.mail.ru`
TXT	`mailru-domain: N1jgcK9H6HssZKvJ`
TXT	`v=spf1 redirect=_spf.mail.ru.`
SOA	`colette.ns.cloudflare.com`dns@cloudflare.com serial=2405163652

`su`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.ripn.net` ⭐
	NS	`b.dns.ripn.net`
	NS	`d.dns.ripn.net`
	NS	`e.dns.ripn.net`
	NS	`f.dns.ripn.net`
	SOA	`a.dns.ripn.net`hostmaster@ripn.net serial=650209574

Same first word

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ioffe.org

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ioffe.de

Similar names

oeffi.com

offie.com

oeffi.de

effio.org

offie.co.uk

offie.net

effio.eu

feifo.com

oeffi.at

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feifo.cn

offie.nl

effio.cn

foefi.com

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ioeff.eu.org

fiefo.org.mx

fofei.com

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fifeo.com

DNS History

12 records (3 active, 9 former)

●NScolette.ns.cloudflare.com2026-03-06 → 2026-06-23 · 3 obs

○ 2017-01-18 06:11:56
● 2026-03-06 08:49:46
● 2026-06-23 00:07:22

●NSjaxson.ns.cloudflare.com2026-03-06 → 2026-06-23 · 3 obs

○ 2017-01-18 06:11:56
● 2026-03-06 08:49:46
● 2026-06-23 00:07:22

○NSns1.hc.ru2015-06-12 → 2017-01-18 · 4 obs

● 2015-06-12 16:55:02
● 2017-01-18 06:11:56
○ 2026-03-06 08:49:46
○ 2026-06-23 00:07:22

○NSns2.hc.ru2015-06-12 → 2017-01-18 · 4 obs

● 2015-06-12 16:55:02
● 2017-01-18 06:11:56
○ 2026-03-06 08:49:46
○ 2026-06-23 00:07:22

○MXalt1.aspmx.l.google.com2015-06-12 → 2017-01-18 · 4 obs

● 2015-06-12 16:55:02
● 2017-01-18 06:11:56
○ 2026-03-06 08:49:46
○ 2026-06-23 00:07:22

○MXalt2.aspmx.l.google.com2015-06-12 → 2017-01-18 · 4 obs

● 2015-06-12 16:55:02
● 2017-01-18 06:11:56
○ 2026-03-06 08:49:46
○ 2026-06-23 00:07:22

○MXaspmx.l.google.com2015-06-12 → 2017-01-18 · 4 obs

● 2015-06-12 16:55:02
● 2017-01-18 06:11:56
○ 2026-03-06 08:49:46
○ 2026-06-23 00:07:22

○MXaspmx2.googlemail.com2015-06-12 → 2017-01-18 · 4 obs

● 2015-06-12 16:55:02
● 2017-01-18 06:11:56
○ 2026-03-06 08:49:46
○ 2026-06-23 00:07:22

○MXaspmx3.googlemail.com2015-06-12 → 2017-01-18 · 4 obs

● 2015-06-12 16:55:02
● 2017-01-18 06:11:56
○ 2026-03-06 08:49:46
○ 2026-06-23 00:07:22

●MXemx.mail.ru2026-03-06 → 2026-06-23 · 3 obs

○ 2017-01-18 06:11:56
● 2026-03-06 08:49:46
● 2026-06-23 00:07:22

○A109.167.145.2522015-06-12 → 2016-01-21 · 4 obs

● 2015-06-12 16:55:02
● 2016-01-21 03:52:44
○ 2016-04-21 23:43:18
○ 2026-06-23 00:07:22

○A109.167.153.2332016-04-21 → 2017-01-18 · 5 obs

○ 2016-01-21 03:52:44
● 2016-04-21 23:43:18
● 2017-01-18 06:11:56
○ 2026-03-06 08:49:46
○ 2026-06-23 00:07:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
su	e.dns.ripn.net, b.dns.ripn.net, f.dns.ripn.net, a.dns.ripn.net...	10 records
ioffe.su	jaxson.ns.cloudflare.com, colette.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.38.28

NS records: jaxson.ns.cloudflare.com, colette.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ioffe.su (unsigned zone)

⏱️ Timing

Total: 734ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`colette.ns.cloudflare.com, jaxson.ns.cloudflare.com`
MX	1	`emx.mail.ru (pri: 10)`
TXT	2	`mailru-domain: N1jgcK9H6HssZKvJ, v=spf1 redirect=_spf.mail.ru.`
SOA	1	`colette.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (f.dns.ripn.net, e.dns.ripn.net, d.dns.ripn.net...)

Analysis

Name Servers

DNS delegation for ioffe.su points to two name servers: colette.ns.cloudflare.com and jaxson.ns.cloudflare.com.

ioffe.su shares its name server setup with other domains, including 1xbet-peru.org, designalmic.com, langkahsehathariini.vip and two others.

The name servers of ioffe.su overlap at least partially with those of other domains — among them szldpg.com, pafisetiajanji.org, lafokunu.com and two more.

These name servers commonly appear alongside the name servers tricia.ns.cloudflare.com and melinda.ns.cloudflare.com.

Host names with 6 IP numbers:

colette.ns.cloudflare.com has IP addresses 108.162.194.28, 162.159.38.28 and 172.64.34.28, plus 3 other.

jaxson.ns.cloudflare.com has IP addresses 108.162.195.221, 162.159.44.221 and 172.64.35.221, plus 3 other.

Mail Servers

ioffe.su has one mail server: emx.mail.ru.

ioffe.su shares the same mail server setup as other domains, including ticket-supercup.com, uyut-evp.ru, rekcentr.su and two others.

ioffe.su has mail servers in common with other domains — yourzaim.ru being one example.

emx.mail.ru resolves to two IP numbers — 94.100.180.180 and 217.69.139.180.