by7f.com - robtex.com

by7f.com

DNSSEC⚠️ Not signed
A103.91.57.82🇬🇧 ROOT-NETWORKS103.91.57.0/24
PTR103.91.57.82.ptr.rootnetworks.com
A147.135.44.131🇺🇸 OVH147.135.0.0/17 Hosting route
NSns14.open-dns.org ⭐
A2400:8905::2000:83ff:feac:a94b🇯🇵 AKAMAI-LINODE-AP2400:8905::/32 Akamai Technologies
A20.229.188.124🇳🇱 Microsoft20.192.0.0/10
A172.235.215.71🇺🇸 AKAMAI-LINODE-AP172.235.192.0/19 Akamai Technologies
PTR172-235-215-71.ip.linodeusercontent.com
NSns11.open-dns.net
A1.94.3.117🇨🇳 HWCSNET1.94.0.0/18
PTRecs-1-94-3-117.compute.hwclouds-dns.com
NSns12.open-dns.net
A124.71.42.51🇨🇳 HWCSNET124.71.0.0/18 Huawei Clouds Guangzhou Region
PTRecs-124-71-42-51.compute.hwclouds-dns.com
A124.225.67.153🇨🇳 CHINANET-BACKBONE124.225.0.0/16 From Hainan Network of ChinaTelecom
NSns13.open-dns.org
A1.194.233.195🇨🇳 CHINATELECOM-HENAN-LUOYANG-IDC1.194.224.0/20 CN2 henan Province network_XiKaiFaIDC
PTR194.1.broad.ha.dynamic.163data.com.cn
SOAns14.open-dns.orgsupport@open-dns.org serial=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=1771291435

Similar names

7ybf.com
b7yf.com
7yfb.com
yfb7.net

DNS History

15 records (6 active, 9 former)

2017201820192020202120222023202420252026NSns11.open-dns.netns12.open-dns.netns13.open-dns.orgns14.open-dns.orged.ns.cloudflare.comingrid.ns.cloudflare.comolga.ns.cloudflare.complato.ns.cloudflare.comA103.91.57.82147.135.44.131104.28.8.42104.28.9.42107.154.201.302400:cb00:2048:1::681c:82a2400:cb00:2048:1::681c:92a
○NSed.ns.cloudflare.com2018-01-14 → 2018-01-14 · 4 obs
○ 2016-12-20 15:34:32
● 2018-01-14 23:21:36
○ 2026-03-16 23:39:30
○ 2026-03-16 23:39:34
○NSingrid.ns.cloudflare.com2016-12-20 → 2016-12-20 · 3 obs
● 2016-12-20 15:34:32
○ 2018-01-14 23:21:36
○ 2026-03-16 23:39:34
●NSns11.open-dns.net2026-03-16 → 2026-03-16 · 3 obs
○ 2018-01-14 23:21:36
● 2026-03-16 23:39:30
● 2026-03-16 23:39:34
●NSns12.open-dns.net2026-03-16 → 2026-03-16 · 3 obs
○ 2018-01-14 23:21:36
● 2026-03-16 23:39:30
● 2026-03-16 23:39:34
●NSns13.open-dns.org2026-03-16 → 2026-03-16 · 3 obs
○ 2018-01-14 23:21:36
● 2026-03-16 23:39:30
● 2026-03-16 23:39:34
●NSns14.open-dns.org2026-03-16 → 2026-03-16 · 3 obs
○ 2018-01-14 23:21:36
● 2026-03-16 23:39:30
● 2026-03-16 23:39:34
○NSolga.ns.cloudflare.com2018-01-14 → 2018-01-14 · 4 obs
○ 2016-12-20 15:34:32
● 2018-01-14 23:21:36
○ 2026-03-16 23:39:30
○ 2026-03-16 23:39:34
○NSplato.ns.cloudflare.com2016-12-20 → 2016-12-20 · 3 obs
● 2016-12-20 15:34:32
○ 2018-01-14 23:21:36
○ 2026-03-16 23:39:34
●A103.91.57.822026-03-16 → 2026-03-16 · 3 obs
○ 2018-01-14 23:21:36
● 2026-03-16 23:39:30
● 2026-03-16 23:39:34
○A104.28.8.422016-12-20 → 2016-12-20 · 3 obs
● 2016-12-20 15:34:32
○ 2018-01-14 23:21:36
○ 2026-03-16 23:39:34
○A104.28.9.422016-12-20 → 2016-12-20 · 3 obs
● 2016-12-20 15:34:32
○ 2018-01-14 23:21:36
○ 2026-03-16 23:39:34
○A107.154.201.302018-01-14 → 2018-01-14 · 4 obs
○ 2016-12-20 15:34:32
● 2018-01-14 23:21:36
○ 2026-03-16 23:39:30
○ 2026-03-16 23:39:34
●A147.135.44.1312026-03-16 → 2026-03-16 · 3 obs
○ 2018-01-14 23:21:36
● 2026-03-16 23:39:30
● 2026-03-16 23:39:34
○A2400:cb00:2048:1::681c:82a2016-12-20 → 2016-12-20 · 3 obs
● 2016-12-20 15:34:32
○ 2018-01-14 23:21:36
○ 2026-03-16 23:39:34
○A2400:cb00:2048:1::681c:92a2016-12-20 → 2016-12-20 · 3 obs
● 2016-12-20 15:34:32
○ 2018-01-14 23:21:36
○ 2026-03-16 23:39:34

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
by7f.comns11.open-dns.net, ns12.open-dns.net, ns13.open-dns.org, ns14.open-dns.org-

✅ Authoritative Response

Server: 1.94.3.117

NS records: ns11.open-dns.net, ns12.open-dns.net, ns13.open-dns.org, ns14.open-dns.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for by7f.com (unsigned zone)

⏱️ Timing

Total: 1014ms | Queries: -

📄 Records

TypeCountSample Data
A2103.91.57.82, 147.135.44.131
NS4ns13.open-dns.org, ns14.open-dns.org...
SOA1ns14.open-dns.org support.open-dns.org

Analysis

IP Addresses

by7f.com points to two IP numbers: 103.91.57.82 and 147.135.44.131.

Other host names, for instance by777x.com, zhuan888v.com, hg168b.com, hgbetc.com and by77e.com share IP numbers with by7f.com.

Name Servers

by7f.com is delegated to four name servers: ns11.open-dns.net, ns12.open-dns.net, ns13.open-dns.org and ns14.open-dns.org.

by7f.com shares name servers with other domains at least partially, for instance by7r.com, hg168j.com, d62398773k3uue8t.com, 677677.com and dyqp123.com.

Three IP numbers per host:

The host name ns14.open-dns.org points to: 2400:8905::2000:83ff:feac:a94b, 20.229.188.124 and 172.235.215.71.

Two IP numbers per host:

The host name ns12.open-dns.net points to: 124.71.42.51 and 124.225.67.153.

One IP number per host:

The host name ns11.open-dns.net points to: 1.94.3.117.

The host name ns13.open-dns.org points to: 1.194.233.195.