1kurs.com - robtex.com

1kurs.com

DNSSEC⚠️ Not signed
A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix
A2600:1f18:4ae:c606:78d4:4260:db4e:aeee🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix
A13.223.25.84🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix
A54.243.117.197🇺🇸 Amazon54.242.0.0/15 EC2 IAD prefix
NSns1.namebrightdns.com ⭐
A2600:1f18:683a:ae1a:941d:603c:10ae:a55b🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1b:bf7f:1555:7f7e:bc3d🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A3.87.120.121🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix
PTRec2-3-87-120-121.compute-1.amazonaws.com
A54.87.219.199🇺🇸 Amazon54.87.0.0/16 EC2 IAD prefix
PTRec2-54-87-219-199.compute-1.amazonaws.com
A54.221.97.121🇺🇸 Amazon54.221.0.0/16 EC2 IAD prefix
PTRec2-54-221-97-121.compute-1.amazonaws.com
NSnsg1.namebrightdns.com
A2600:1f18:683a:ae1a:82c:21c:2b63:78ba🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1a:539f:d8d5:1724:f12🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1a:8f7d:e25b:d901:ce6a🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1a:aa51:fd31:3c69:f691🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1a:ec0f:1ca0:2573:e629🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1b:d25e:64e9:fa16:30🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A3.91.91.72🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix
PTRec2-3-91-91-72.compute-1.amazonaws.com
A3.95.242.48🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix
PTRec2-3-95-242-48.compute-1.amazonaws.com
A18.234.93.33🇺🇸 Amazon18.232.0.0/14 EC2 IAD prefix
PTRec2-18-234-93-33.compute-1.amazonaws.com
A44.222.210.7🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix
PTRec2-44-222-210-7.compute-1.amazonaws.com
A54.158.255.239🇺🇸 Amazon54.156.0.0/14 EC2 IAD prefix
PTRec2-54-158-255-239.compute-1.amazonaws.com
A54.227.95.247🇺🇸 Amazon54.226.0.0/15 EC2 IAD prefix
PTRec2-54-227-95-247.compute-1.amazonaws.com
A204.236.194.148🇺🇸 Amazon204.236.192.0/18 Execution Services
PTRec2-204-236-194-148.compute-1.amazonaws.com
NSnsg2.namebrightdns.com
A2600:1f18:683a:ae1a:ab03:3ab6:6dd8:132f🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1a:f6dc:95b0:7323:b306🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1b:10ae:a73c:749e:ba96🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1b:3c36:edc7:3de8:7b2f🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1b:5021:20f8:8244:f353🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1b:ca64:6f95:ea7:a9dc🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A18.208.218.58🇺🇸 Amazon18.208.0.0/13 EC2 IAD prefix
PTRec2-18-208-218-58.compute-1.amazonaws.com
A18.208.223.115🇺🇸 Amazon18.208.0.0/13 EC2 IAD prefix
PTRec2-18-208-223-115.compute-1.amazonaws.com
A18.215.253.179🇺🇸 Amazon18.208.0.0/13 EC2 IAD prefix
PTRec2-18-215-253-179.compute-1.amazonaws.com
A34.233.133.252🇺🇸 Amazon34.224.0.0/12 EC2 Region prefix
PTRec2-34-233-133-252.compute-1.amazonaws.com
A98.91.178.132🇺🇸 Amazon98.88.0.0/13 EC2 IAD prefix
PTRec2-98-91-178-132.compute-1.amazonaws.com
A100.31.89.178🇺🇸 Amazon100.24.0.0/13 EC2 IAD prefix
PTRec2-100-31-89-178.compute-1.amazonaws.com
TXTafternic-verification-G9G3tM8T8EwEizzPzjGJWF
TXTv=spf1 -all
SOAns1.namebrightdns.comdns@namebright.com 2026-04-14 #1

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1776181782

Same first word

1kurs.com

Similar names

1ukrs.com
kurs1.ru
rusk1.com
kurs1.no

DNS History

18 records (7 active, 11 former)

20162017201820192020202120222023202420252026NSns1.namebrightdns.comnsg1.namebrightdns.comnsg2.namebrightdns.comns1.expired.reg.runs1.reg.runs1.sedoparking.comns2.expired.reg.runs2.reg.runs2.sedoparking.comMXlocalhostmail.nickstel.comA13.223.25.842600:1f18:4ae:c605:dd5d:b838:5816:d7fb2600:1f18:4ae:c606:78d4:4260:db4e:aeee54.243.117.197194.58.56.1931.31.204.5972.52.4.121
○NSns1.expired.reg.ru2015-12-30 → 2015-12-30 · 4 obs
○ 2015-10-17 23:18:06
● 2015-12-30 05:25:34
○ 2016-04-07 10:48:56
○ 2026-04-14 16:10:40
●NSns1.namebrightdns.com2026-04-12 → 2026-04-14 · 3 obs
○ 2017-03-27 11:30:46
● 2026-04-12 20:16:22
● 2026-04-14 16:10:40
○NSns1.reg.ru2015-05-25 → 2015-10-17 · 4 obs
● 2015-05-25 00:51:14
● 2015-10-17 23:18:06
○ 2015-12-30 05:25:34
○ 2026-04-14 16:10:40
○NSns1.sedoparking.com2016-04-07 → 2017-03-27 · 5 obs
○ 2015-12-30 05:25:34
● 2016-04-07 10:48:56
● 2017-03-27 11:30:46
○ 2026-04-12 20:16:22
○ 2026-04-14 16:10:40
○NSns2.expired.reg.ru2015-12-30 → 2015-12-30 · 4 obs
○ 2015-10-17 23:18:06
● 2015-12-30 05:25:34
○ 2016-04-07 10:48:56
○ 2026-04-14 16:10:40
○NSns2.reg.ru2015-05-25 → 2015-10-17 · 4 obs
● 2015-05-25 00:51:14
● 2015-10-17 23:18:06
○ 2015-12-30 05:25:34
○ 2026-04-14 16:10:40
○NSns2.sedoparking.com2016-04-07 → 2017-03-27 · 5 obs
○ 2015-12-30 05:25:34
● 2016-04-07 10:48:56
● 2017-03-27 11:30:46
○ 2026-04-12 20:16:22
○ 2026-04-14 16:10:40
●NSnsg1.namebrightdns.com2026-04-12 → 2026-04-14 · 3 obs
○ 2017-03-27 11:30:46
● 2026-04-12 20:16:22
● 2026-04-14 16:10:40
●NSnsg2.namebrightdns.com2026-04-12 → 2026-04-14 · 3 obs
○ 2017-03-27 11:30:46
● 2026-04-12 20:16:22
● 2026-04-14 16:10:40
○MXlocalhost2017-03-27 → 2017-03-27 · 4 obs
○ 2016-04-07 10:48:56
● 2017-03-27 11:30:46
○ 2026-04-12 20:16:22
○ 2026-04-14 16:10:40
○MXmail.nickstel.com2016-04-07 → 2016-04-07 · 3 obs
● 2016-04-07 10:48:56
○ 2017-03-27 11:30:46
○ 2026-04-14 16:10:40
●A13.223.25.842026-04-12 → 2026-04-14 · 3 obs
○ 2017-03-27 11:30:46
● 2026-04-12 20:16:22
● 2026-04-14 16:10:40
○A194.58.56.192015-12-30 → 2015-12-30 · 4 obs
○ 2015-10-17 23:18:06
● 2015-12-30 05:25:34
○ 2016-04-07 10:48:56
○ 2026-04-14 16:10:40
●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-04-12 → 2026-04-14 · 3 obs
○ 2017-03-27 11:30:46
● 2026-04-12 20:16:22
● 2026-04-14 16:10:40
●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-04-12 → 2026-04-14 · 3 obs
○ 2017-03-27 11:30:46
● 2026-04-12 20:16:22
● 2026-04-14 16:10:40
○A31.31.204.592015-05-25 → 2015-10-17 · 4 obs
● 2015-05-25 00:51:14
● 2015-10-17 23:18:06
○ 2015-12-30 05:25:34
○ 2026-04-14 16:10:40
●A54.243.117.1972026-04-12 → 2026-04-14 · 3 obs
○ 2017-03-27 11:30:46
● 2026-04-12 20:16:22
● 2026-04-14 16:10:40
○A72.52.4.1212016-04-07 → 2017-03-27 · 5 obs
○ 2015-12-30 05:25:34
● 2016-04-07 10:48:56
● 2017-03-27 11:30:46
○ 2026-04-12 20:16:22
○ 2026-04-14 16:10:40

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
1kurs.comnsg1.namebrightdns.com, nsg2.namebrightdns.com25 records

✅ Authoritative Response

Server:100.31.89.178

NS records: nsg1.namebrightdns.com, nsg2.namebrightdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 1kurs.com (unsigned zone)

⏱️ Timing

Total: 166ms | Queries: -

📄 Records

TypeCountSample Data
A254.243.117.197, 13.223.25.84
AAAA22600:1f18:4ae:c606:78d4:4260:db4e:aeee, 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb
NS2nsg1.namebrightdns.com, nsg2.namebrightdns.com
TXT2v=spf1 -all, afternic-verification-G9G3tM8T8EwEizzPzj
SOA1ns1.namebrightdns.com dns.namebright.com

📌 Glue Records Collected

Total: 25

Out-of-bailiwick: 25 (nsg1.namebrightdns.com, nsg1.namebrightdns.com, nsg1.namebrightdns.com...)

Analysis

IP Addresses

1kurs.com maps to four IP numbers: 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb, 2600:1f18:4ae:c606:78d4:4260:db4e:aeee, 13.223.25.84 and 54.243.117.197.

Other host names, for instance bookmyhelo.com, pratasannita.com, striimi.net.siteaero.com, pecpc.com and studylofts.com share IP numbers with 1kurs.com.

Name Servers

1kurs.com is delegated to name servers ns1.namebrightdns.com, nsg1.namebrightdns.com and nsg2.namebrightdns.com.

1kurs.com at least partially shares name servers with other domains such as www.tvsalon.com, conub.com, www2.lpcares.com, nubisone.com and wishinn.com.

These name servers are commonly used alongside domain-for-sale.hugedomainsdns.com, forsale.hugedomainsdns.com and ns2.namebrightdns.com.

Host names with thirteen IP numbers:

The host name nsg1.namebrightdns.com points to: 2600:1f18:683a:ae1a:82c:21c:2b63:78ba, 2600:1f18:683a:ae1a:539f:d8d5:1724:f12, 2600:1f18:683a:ae1a:8f7d:e25b:d901:ce6a, 2600:1f18:683a:ae1a:aa51:fd31:3c69:f691, 2600:1f18:683a:ae1a:ec0f:1ca0:2573:e629, 2600:1f18:683a:ae1b:d25e:64e9:fa16:30, 3.91.91.72, 3.95.242.48, 18.234.93.33, 44.222.210.7, 54.158.255.239, 54.227.95.247 and 204.236.194.148.

Host names with twelve IP numbers:

The host name nsg2.namebrightdns.com points to: 2600:1f18:683a:ae1a:ab03:3ab6:6dd8:132f, 2600:1f18:683a:ae1a:f6dc:95b0:7323:b306, 2600:1f18:683a:ae1b:10ae:a73c:749e:ba96, 2600:1f18:683a:ae1b:3c36:edc7:3de8:7b2f, 2600:1f18:683a:ae1b:5021:20f8:8244:f353, 2600:1f18:683a:ae1b:ca64:6f95:ea7:a9dc, 18.208.218.58, 18.208.223.115, 18.215.253.179, 34.233.133.252, 98.91.178.132 and 100.31.89.178.

Host names with five IP numbers:

The host name ns1.namebrightdns.com points to: 2600:1f18:683a:ae1a:941d:603c:10ae:a55b, 2600:1f18:683a:ae1b:bf7f:1555:7f7e:bc3d, 3.87.120.121, 54.87.219.199 and 54.221.97.121.