optimization.bg - dns.ninja

`optimization.bg`

DNSSEC	⚠️ Not signed
A	91.196.125.91^{🇧🇬 SUPERHOSTING_AS91.196.124.0/23 SUPERHOSTINGBG ROUTE OBJECT}
		PTR	`host125-91.superhosting.bg`
NS	`ns57.superhosting.bg` ⭐
		A	91.196.124.211^{🇧🇬 SUPERHOSTING_AS91.196.124.0/23 SUPERHOSTINGBG ROUTE OBJECT}
			PTR	`ns57.superhosting.bg`
NS	`ns58.superhosting.bg`
		A	91.196.125.211^{🇧🇬 SUPERHOSTING_AS91.196.124.0/23 SUPERHOSTINGBG ROUTE OBJECT}
			PTR	`pluton.superhosting.bg`
MX	`mx.yandex.ru` ⭐
		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 +a +mx +ip4:91.196.124.211 +ip4:91.196.125.211 +include:pluton.spf.sup...`
SOA	`ns57.superhosting.bg`hostmaster@superhosting.bg 2026-06-19 #0

`bg`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.nic.bg` ⭐
	NS	`b.nic.bg`
	NS	`c.nic.bg`
	NS	`d.nic.bg`
	NS	`e.nic.bg`
	NS	`p.nic.bg`
	SOA	`a.nic.bg`hostmaster@register.bg 2026-06-19 #3

Same first word

DNS History

10 records (4 active, 6 former)

○NSns1.chi.r1servers.com2015-08-01 → 2015-08-01 · 3 obs

● 2015-08-01 22:07:40
○ 2015-11-21 17:20:34
○ 2026-06-19 01:00:30

○NSns1.zen.r1servers.com2015-11-21 → 2017-06-14 · 5 obs

○ 2015-08-01 22:07:40
● 2015-11-21 17:20:34
● 2017-06-14 09:50:26
○ 2026-02-24 05:34:06
○ 2026-06-19 01:00:30

○NSns2.chi.r1servers.com2015-08-01 → 2015-08-01 · 3 obs

● 2015-08-01 22:07:40
○ 2015-11-21 17:20:34
○ 2026-06-19 01:00:30

○NSns2.zen.r1servers.com2015-11-21 → 2017-06-14 · 5 obs

○ 2015-08-01 22:07:40
● 2015-11-21 17:20:34
● 2017-06-14 09:50:26
○ 2026-02-24 05:34:06
○ 2026-06-19 01:00:30

●NSns57.superhosting.bg2026-02-24 → 2026-06-19 · 3 obs

○ 2017-06-14 09:50:26
● 2026-02-24 05:34:06
● 2026-06-19 01:00:30

●NSns58.superhosting.bg2026-02-24 → 2026-06-19 · 3 obs

○ 2017-06-14 09:50:26
● 2026-02-24 05:34:06
● 2026-06-19 01:00:30

●MXmx.yandex.ru2015-08-01 → 2026-06-19 · 2 obs

● 2015-08-01 22:07:40
● 2026-06-19 01:00:30

○A185.45.67.1892017-06-14 → 2017-06-14 · 4 obs

○ 2017-06-08 01:31:40
● 2017-06-14 09:50:26
○ 2026-02-24 05:34:06
○ 2026-06-19 01:00:30

○A82.119.92.202015-08-01 → 2017-06-08 · 4 obs

● 2015-08-01 22:07:40
● 2017-06-08 01:31:40
○ 2017-06-14 09:50:26
○ 2026-06-19 01:00:30

●A91.196.125.912026-02-24 → 2026-06-19 · 3 obs

○ 2017-06-14 09:50:26
● 2026-02-24 05:34:06
● 2026-06-19 01:00:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
bg	a.nic.bg, b.nic.bg, c.nic.bg, d.nic.bg...	12 records
optimization.bg	ns57.superhosting.bg, ns58.superhosting.bg	-

✅ Authoritative Response

Server:91.196.124.211

NS records: ns57.superhosting.bg, ns58.superhosting.bg

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for optimization.bg (unsigned zone)

⏱️ Timing

Total: 1056ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`91.196.125.91`
NS	2	`ns57.superhosting.bg, ns58.superhosting.bg`
MX	1	`mx.yandex.ru (pri: 0)`
TXT	1	`v=spf1 +a +mx +ip4:91.196.124.211 +ip4:9`
SOA	1	`ns57.superhosting.bg hostmaster.superhos`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (a.nic.bg, b.nic.bg, c.nic.bg...)

Analysis

IP Addresses

optimization.bg resolves to one IP address: 91.196.125.91.

george.bg, tractor-selmash.com, mail.goldenline.bg and two other host names share IP numbers with optimization.bg.

Name Servers

optimization.bg uses two name servers for its delegation: ns57.superhosting.bg and ns58.superhosting.bg.

optimization.bg uses the same name servers as several other domains — among them azimuthsoftware.com, bgpechat.com, europool.bg and two more.

optimization.bg has at least partial name server overlap with other domains, such as visitcentralbalkan.net, pcdoctor.bg, lovico.eu and two others.

It is common to find these name servers alongside the name servers ns1.web-developments.net, ns2.web-developments.net, ns3.web-developments.net and two others.

ns57.superhosting.bg directs to 91.196.124.211 and ns58.superhosting.bg directs to 91.196.125.211; each host name points to exactly one IP number.

Mail Servers

Mail for optimization.bg is handled by a single mail server, mx.yandex.ru.

optimization.bg uses an identical mail server configuration to several other domains — among them darsisawsum.ru, piknik-spb.ru, mti.kz and two more.

optimization.bg has at least partial mail server overlap with other domains such as poperekin.ru, elnull.ru, vzv-eco.ru and two more.

This set of mail servers commonly appears together with the mail servers mx.yandex.net.

mx.yandex.ru has two IP addresses: 77.88.21.249 and 2a02:6b8::311.