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CIDR
/21 · 2.0K IPs
ASN
CMC Telecom Infrastructure Company
Reverse DNS
cmctelecom.vn
Last scanned 22 hr ago
Blocklisted
Checking…
Scanning blocklists

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

86/100
Trusted
How this score is built

Experimental · trust-vectors model v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

DNS records

Reverse DNS (PTR)
cmctelecom.vn
Forward-confirmed (FCrDNS)
Not checked
PTR TTL
3600 s
Reverse DNS last checked
2026-07-20 18:28 UTC
Forward DNS last checked
2026-07-20 18:28 UTC

Forward DNS records for cmctelecom.vn

TypeValuePriorityTTL
A 101.99.57.75 172770s
AAAA 2402:5300:406:7::2c8 172770s
MX cmctelecom-vn.mail.protection.outlook.com 0
NS ns1.cmcdns.io
NS ns1.csp.cdn.cmccloud.com.vn
NS ns2.cmcdns.io
NS ns2.csp.cdn.cmccloud.com.vn
TXT 8lWJJdoGxE7q/lXsJYL+rGHoS7Z8uPql274yDAd/ZBY7j/oBzg0bKbDMuARu9rm0N7SiDqyitQ07pxFNpK5w+w==
TXT GLGsjcNvnvStTlKAp+q00/Q4qwzQIpAWIJ5tasfqIE0=
TXT MS=ms75557268
TXT Welcom to CMC Telecom!
TXT _globalsign-domain-verification=0Rq2jQSx6OPlK9CkPt2ypDmhaRJ3TRtj8XFKUGO1Ok
TXT _globalsign-domain-verification=0eTsABXXKt_Td1elQsGhor6s3Qaxni0SNz3HFuACQf
TXT _globalsign-domain-verification=5zc0Xf2C1Wd1YlrDNzSk594LOptoy3uwLNzmH5jwX7
TXT _globalsign-domain-verification=GXy30TvFr9dMXnyTTqodOildjE-QoZcKC15UNxO3kr
TXT _globalsign-domain-verification=HXGwN-GvE6dVEWnHhJqIiBXi2oG3qL9yF4m5z2Cek8
TXT _globalsign-domain-verification=OPkMshQ6SGBROIyBDq3sc5_5ZTUJTRcL5YhDpXvOy5
TXT _globalsign-domain-verification=P3UnBAuu7i1s5CjneSmbErEqZlZppbaHT1zo7H5OIw
TXT _globalsign-domain-verification=bVjNEmC9P32G-ki1WHXFhktLmD-lcTeBwz7GxBg5hU
TXT _globalsign-domain-verification=dkKgzHqjK1RVAkBjht3HbLZ3wVABWlaOIV8EfTsXKk
TXT _globalsign-domain-verification=mr-e_mJhyK9vA-DRRuDrVQC_G5Vtg7IZyTf9scM9Xp
TXT _globalsign-domain-verification=o6kArYmN9ULw3A9M1tn_CSn075lKSwjIuJrbMfkHqG
TXT _globalsign-domain-verification=vDfRbna-V8m75UVhNHlBGO5r_zy9RBWY_PmTZjpmp6
TXT _globalsign-domain-verification=vZcVbd1CPNC8u48AAKMdwfKtRp4VsdIUCJaVjluJwq
TXT _globalsign-domain-verification=x0MARPrUK-xxpHUil12bmwGwGB8SaQdAUaysADfHXL
TXT _globalsign-domain-verification=xusJeWBX8Q2pOMvFp6c9UIWtAMuU_owA5Y1331KG05
TXT _globalsign-domain-verification=y44mOPSdghd96jVU6wzmJZ3-09e-u4Ss84tnYUNEt0
TXT amazonses:93++qFx+SX1sFgDb8lkQ3Btu7YGy35ujcfUFcasrZ24=
TXT anthropic-domain-verification-7dystk=aUH7vPzYoVaKR89byXw1pp0Dp
TXT brevo-code:a8ba9b625ba5e67c00d8b003bfc45399
TXT facebook-domain-verification=h8ezp3ix8yxulj0oj3ffwivpobiigq
TXT google-gws-recovery-domain-verification=48977320
TXT google-site-verification=S2p1fw1Iwt6_o8pGd-TFyHrOtycM54utp0R8NSdB_-s
TXT google-site-verification=cDJsBp8KeozhJi7-PILAkdPWL6Ah6q9kEMrd2y0Qxh0
TXT google-site-verification=veaR08wJ00aNErPEu4VcDss8Vbt1uPVTcT7Et2fTRpY
TXT kiro-site-verification=44218202-58d8-47cc-9e06-ebd7d9cdf470
TXT linkedin-site-verification=6c54b06f-9a56-4bd1-b319-b2b7efe83bc0
TXT postman-domain-verification=94690eaf5f5100e4bfebd0bb6586126a745b078915f83f3093a1f42d40b6ff3f5b5c1b133361338c54385d9e844b2b4106525acd62d1915207424e9c6ac43bc5
TXT v=DMARC1; p=none; rua=mailto:minh.nh@cmctelecom.vn; ruf=mailto:minh.nh@cmctelecom.vn;
TXT v=spf1 include:spf.protection.outlook.com -all
TXT vopDt9kQHz1RQHE8LS5dBQk95BixKmwhwhq5Tb+JJIE=
every IP & sub-domain we've seen under this domain

Reverse & forward DNS collected by the WorldIP scanner fleet — FCrDNS confirms the PTR hostname resolves back to this IP.

Network Allocation for 124.158.1.72

CIDR range
124.158.0.0/21
IP range (int)
2,090,729,472 — 2,090,731,519
Prefix length
/21
Organization
CMC Telecom Infrastructure Company
ASN
AS38732
ASN name
CMC Telecom Infrastructure Company
Location
Vietnam
Coordinates
16.166700, 107.833300
Accuracy radius
1000 km
Regional Internet Registry
APNIC
Allocated
2009-09-25
Data source(s)
maxmind_asn, ipinfo_lite, maxmind_city, maxmind_country
Last updated
2026-07-08 06:22:07

Origin AS announcing the most-specific prefix that covers this IP, observed across our RIPE RIS collectors.

Announced prefix
Origin AS
Announcement samples
21,838
Last seen
2026-07-21 01:29:10

Frequently Asked Questions

Who owns 124.158.1.72?

124.158.1.72 is allocated to CMC Telecom Infrastructure Company (AS38732), registered in Vietnam.

Where is 124.158.1.72 located?

The geolocation for 124.158.1.72 maps to Vietnam based on MaxMind GeoLite2 data. Accuracy depends on the provider and may represent the ISP's regional hub rather than the exact endpoint.

What network is 124.158.1.72 on?

124.158.1.72 belongs to the 124.158.0.0/21 network block announced by AS38732. This range contains 2,048 addresses.

Does 124.158.1.72 have a reverse DNS record?

Reverse DNS (PTR) records are resolved live when you visit this page. If a PTR record exists, it appears in the Reverse DNS field above. PTR records map IP addresses back to hostnames and are commonly used for email authentication and network diagnostics.

Neighbors

Other addresses in the same /24.

Related

Last updated: 2026-07-20 18:02:56 UTC
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