lambda.net.ua - dns.ninja

`lambda.net.ua`

DNSSEC	⚠️ Not signed
A	2001:678:b44:0:195:39:243:245^{🇺🇦 LambdaNetUA2001:678:b44::/48}
		PTR	`www.lambda.net.ua`
A	195.39.243.245^{🇺🇦 LambdaNetUA195.39.242.0/23 Lambda.Net.UA}
NS	`ns1.lambda.net.ua` ⭐
		A	2001:678:b44:0:195:39:243:248^{🇺🇦 LambdaNetUA2001:678:b44::/48}
			PTR	`noc.lambda.net.ua`
		A	195.39.243.248^{🇺🇦 LambdaNetUA195.39.242.0/23 Lambda.Net.UA}
			PTR	`noc.lambda.net.ua`
NS	`ns2.lambda.net.ua`
		A	2001:678:b44:0:195:39:243:253^{🇺🇦 LambdaNetUA2001:678:b44::/48}
			PTR	`ns2.lambda.net.ua`
		A	195.39.243.253^{🇺🇦 LambdaNetUA195.39.242.0/23 Lambda.Net.UA}
			PTR	`ns2.lambda.net.ua`
MX	`mail.lambda.net.ua` ⭐
		A	2001:678:b44:0:195:39:243:251^{🇺🇦 LambdaNetUA2001:678:b44::/48}
			PTR	`mail.lambda.net.ua`
		A	195.39.243.251^{🇺🇦 LambdaNetUA195.39.242.0/23 Lambda.Net.UA}
			PTR	`smtp.lambda.net.ua`
MX	`relay.univ.kiev.ua`⁽²⁰⁾
		A	91.202.128.82^{🇺🇦 AS1303291.202.128.0/22 KUNET}
			PTR	`mail.univ.kiev.ua`
TXT	`v=spf1 ip4:195.39.243.251 ip6:2001:678:b44:0:195:39:243:251 include:_spf.goog...`
SOA	`ns1.lambda.net.ua`hostmaster@lambda.net.ua 2024-08-01 #9

`net.ua`

	DNSSEC	⚠️ Not signed
	A	185.12.113.221^{🇺🇦 COORDINATOR-AS185.12.113.0/24 Coordinator LTD Kharkiv, Ukraine}
	NS	`ho1.net.ua` ⭐
	NS	`ba1.ns.ua` ⚠️ Not in parent delegation
	NS	`cz.ns.ua`
	NS	`nn.ns.ua`
	NS	`ns.dn.ua` ⚠️ Not in parent delegation
	NS	`ns.kh.ua` ⚠️ Not in parent delegation
	NS	`ns.net.ua`
	NS	`ns.sm.ua` ⚠️ Not in parent delegation
	NS	`ns.zp.ua` ⚠️ Not in parent delegation
	MX	`relay1.net.ua` ⭐
	MX	`mx.eastua.net`⁽³⁰⁾
	TXT	`Build on: BUILD_TIME`
	TXT	`URL: http://coordinator.ua`
	TXT	`WHOIS: http://whois.net.ua`
	TXT	`v=spf1 +a +mx include=_spf.coordinator.ua ~all`
	TXT	`net.ua 2026060412 11735`
	TXT	`Build on: 2026-06-04 12:25:01 +0300`
	SOA	`ho1.net.ua`info@eunic.net.ua serial=2606041225

WOT: UNKNOWN (61/100)
📈 Tranco rank: #612,299
WOT: SAFE (50/100)

Subdomains

smtp.lambda.net.ua

noc.lambda.net.ua

www.lambda.net.ua

ns1.lambda.net.ua

ns2.lambda.net.ua

mail.lambda.net.ua

Same first word

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DNS History

7 records (6 active, 1 former)

●NSns1.lambda.net.ua2015-08-08 → 2026-06-04 · 2 obs

● 2015-08-08 19:34:04
● 2026-06-04 09:51:54

●NSns2.lambda.net.ua2015-08-08 → 2026-06-04 · 2 obs

● 2015-08-08 19:34:04
● 2026-06-04 09:51:54

●MXmail.lambda.net.ua2015-08-08 → 2026-06-04 · 2 obs

● 2015-08-08 19:34:04
● 2026-06-04 09:51:54

●MXrelay.univ.kiev.ua2015-08-08 → 2026-06-04 · 2 obs

● 2015-08-08 19:34:04
● 2026-06-04 09:51:54

●A195.39.243.2452026-02-16 → 2026-06-04 · 3 obs

○ 2018-02-16 23:49:06
● 2026-02-16 10:38:26
● 2026-06-04 09:51:54

○A195.39.243.2512015-08-08 → 2018-02-16 · 4 obs

● 2015-08-08 19:34:04
● 2018-02-16 23:49:06
○ 2026-02-16 10:38:26
○ 2026-06-04 09:51:54

●A2001:678:b44:0:195:39:243:2452026-02-16 → 2026-06-04 · 3 obs

○ 2018-02-16 23:49:06
● 2026-02-16 10:38:26
● 2026-06-04 09:51:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ua	bg.ns.ua, cz.ns.ua, nn.ns.ua, ho1.ns.ua...	-
net.ua	ba1.ns.ua, cz.ns.ua, ns.zp.ua, nn.ns.ua...	4 records
lambda.net.ua	ns1.lambda.net.ua, ns2.lambda.net.ua	2 records

✅ Authoritative Response

Server:195.39.243.248

NS records: ns1.lambda.net.ua, ns2.lambda.net.ua

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for lambda.net.ua (unsigned zone)

⏱️ Timing

Total: 779ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`195.39.243.245`
AAAA	1	`2001:678:b44:0:195:39:243:245`
NS	2	`ns1.lambda.net.ua, ns2.lambda.net.ua`
MX	2	`relay.univ.kiev.ua (pri: 20), mail.lambda.net.ua (pri: 10)`
TXT	1	`v=spf1 ip4:195.39.243.251 ip6:2001:678:b`
SOA	1	`ns1.lambda.net.ua hostmaster.lambda.net.`

📌 Glue Records Collected

Total: 6

In-bailiwick: 6 (ho1.net.ua, ns.net.ua, ho1.net.ua...)

Analysis

Hierarchy

The host names smtp.lambda.net.ua, noc.lambda.net.ua, www.lambda.net.ua, ns1.lambda.net.ua and ns2.lambda.net.ua — among a few others — fall under the parent domain lambda.net.ua.

IP Addresses

lambda.net.ua points to two IP numbers: 195.39.243.245 and 2001:678:b44:0:195:39:243:245.

www.lambda.net.ua is an example of another host name that shares IP numbers with lambda.net.ua.

Name Servers

lambda.net.ua has two authoritative name servers — ns1.lambda.net.ua and ns2.lambda.net.ua.

lambda.net.ua shares the same name server setup with other domains, for instance 220.254.193.in-addr.arpa and 243.39.195.in-addr.arpa.

Both ns1.lambda.net.ua and ns2.lambda.net.ua have two IP addresses each. ns1.lambda.net.ua resolves to 195.39.243.248 and 2001:678:b44:0:195:39:243:248; ns2.lambda.net.ua resolves to 195.39.243.253 and 2001:678:b44:0:195:39:243:253.

Mail Servers

The MX records for lambda.net.ua point to two mail servers: relay.univ.kiev.ua and mail.lambda.net.ua.

lambda.net.ua, noc.lambda.net.ua and www.lambda.net.ua all share the same mail server setup.

lambda.net.ua shares at least some of its mail servers with other domains — for example soc-gw.univ.kiev.ua, bill.univ.kiev.ua, rpd.univ.kiev.ua and two more.

It is common to find these mail servers paired with the mail servers mail.univ.kiev.ua.

Hosts with two IP numbers each:

mail.lambda.net.ua resolves to 195.39.243.251 and 2001:678:b44:0:195:39:243:251.

Host names with one IP number:

relay.univ.kiev.ua resolves to 91.202.128.82.