IPv4 Address

157.228.167.253

First Server Limited AS200740 · First Server Limited United Arab Emirates RIPE

Within

157.228.164.0/22

CIDR

157.228.166.0/23

/23 · 512 IPs

ASN

AS200740

First Server Limited

Reverse DNS

microsoft.com

Last scanned 7 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.

81/100

Trusted

How this score is built

Baseline (neutral) 65
Long-established allocation (22y) +6
Not on any threat blocklist +5
Has a reverse-DNS (PTR) record +5
Trust score 81 / 100

Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →

DNS records

Reverse DNS (PTR): microsoft.com
Forward-confirmed (FCrDNS): Not checked
PTR TTL: 21600 s
Reverse DNS last checked: 2026-10-27 08:02 UTC
Forward DNS last checked: 2026-10-27 08:02 UTC

Forward DNS records for microsoft.com

Type	Value	Priority	TTL
A	13.107.213.40	—	3600s
A	13.107.213.68	—	172800s
A	13.107.226.40	—	3122s
A	13.107.226.41	—	172800s
A	13.107.226.42	—	172800s
A	13.107.226.44	—	172558s
A	13.107.226.57	—	3600s
A	13.107.226.67	—	172800s
A	13.107.226.70	—	172800s
A	13.107.246.40	—	3600s
A	13.107.246.68	—	172800s
A	13.107.253.40	—	3122s
A	13.107.253.41	—	172800s
A	13.107.253.42	—	172800s
A	13.107.253.44	—	172558s
A	13.107.253.57	—	3600s
A	13.107.253.67	—	172800s
A	13.107.253.70	—	172800s
A	150.171.109.100	—	172800s
A	150.171.109.101	—	172800s
A	150.171.109.113	—	960s
A	150.171.109.114	—	3600s
A	150.171.109.115	—	2045s
A	150.171.109.116	—	3600s
A	150.171.109.117	—	2916s
A	150.171.109.118	—	3600s
A	150.171.109.119	—	3600s
A	150.171.109.145	—	3600s
A	150.171.109.146	—	3600s
A	150.171.109.147	—	3600s
A	150.171.109.148	—	3600s
A	150.171.109.150	—	172800s
A	150.171.109.152	—	3600s
A	150.171.109.153	—	3600s
A	150.171.109.178	—	3600s
A	150.171.109.182	—	3600s
A	150.171.109.183	—	3600s
A	150.171.109.193	—	172800s
A	150.171.109.194	—	172800s
A	150.171.109.51	—	172800s
A	150.171.109.53	—	172798s
A	150.171.109.65	—	3600s
A	150.171.109.66	—	3600s
A	150.171.109.71	—	3600s
A	150.171.109.72	—	124s
A	150.171.109.73	—	2344s
A	150.171.109.74	—	1129s
A	150.171.109.77	—	634s
A	150.171.110.102	—	172800s
A	150.171.110.103	—	172800s
A	150.171.110.104	—	172800s
A	150.171.110.117	—	172800s
A	150.171.110.145	—	3600s
A	150.171.110.146	—	3600s
A	150.171.110.147	—	172800s
A	150.171.110.151	—	3600s
A	150.171.110.177	—	3600s
A	150.171.110.178	—	3600s
A	150.171.110.179	—	3600s
A	150.171.110.193	—	389s
A	150.171.110.194	—	3600s
A	150.171.110.2	—	3600s
A	150.171.110.210	—	3600s
A	150.171.110.211	—	3600s
A	150.171.110.6	—	3600s
A	150.171.110.7	—	1450s
A	150.171.110.8	—	3600s
A	150.171.110.97	—	172800s
A	150.171.110.98	—	172800s
AAAA	2603:1061:14:106::1	—	539s
AAAA	2603:1061:14:160::1	—	172800s
AAAA	2603:1061:14:161::1	—	172800s
AAAA	2603:1061:14:165::1	—	172800s
AAAA	2603:1061:14:166::1	—	172800s
AAAA	2603:1061:14:167::1	—	172800s
AAAA	2603:1061:14:174::1	—	172800s
AAAA	2603:1061:14:191::1	—	172800s
AAAA	2603:1061:14:1b2::1	—	172800s
AAAA	2603:1061:14:1c0::1	—	2399s
AAAA	2603:1061:14:1c1::1	—	497s
AAAA	2603:1061:14:20::1	—	172800s
AAAA	2603:1061:14:32::1	—	172800s
AAAA	2603:1061:14:34::1	—	172800s
AAAA	2603:1061:14:41::1	—	225s
AAAA	2603:1061:14:45::1	—	427s
AAAA	2603:1061:14:46::1	—	172800s
AAAA	2603:1061:14:47::1	—	1349s
AAAA	2603:1061:14:48::1	—	382s
AAAA	2603:1061:14:49::1	—	583s
AAAA	2603:1061:14:4c::1	—	673s
AAAA	2603:1061:14:63::1	—	172800s
AAAA	2603:1061:14:64::1	—	172800s
AAAA	2603:1061:14:70::1	—	425s
AAAA	2603:1061:14:71::1	—	172800s
AAAA	2603:1061:14:72::1	—	1530s
AAAA	2603:1061:14:73::1	—	2853s
AAAA	2603:1061:14:74::1	—	172800s
AAAA	2603:1061:14:75::1	—	1347s
AAAA	2603:1061:14:76::1	—	781s
AAAA	2603:1061:14:93::1	—	172800s
AAAA	2603:1061:14:c0::1	—	172800s
AAAA	2603:1061:14:c1::1	—	172800s
AAAA	2620:1ec:29:1::40	—	172800s
AAAA	2620:1ec:29:1::41	—	2741s
AAAA	2620:1ec:29:1::70	—	172800s
AAAA	2620:1ec:46::40	—	3600s
AAAA	2620:1ec:46::48	—	172800s
AAAA	2620:1ec:48:1::40	—	172800s
AAAA	2620:1ec:48:1::41	—	2741s
AAAA	2620:1ec:48:1::70	—	172800s
AAAA	2620:1ec:bdf::40	—	3600s
AAAA	2620:1ec:bdf::48	—	172800s
MX	microsoft-com.mail.protection.outlook.com	10	—
NS	ns1-39.azure-dns.com	—	—
NS	ns2-39.azure-dns.net	—	—
NS	ns3-39.azure-dns.org	—	—
NS	ns4-39.azure-dns.info	—	—
TXT	1password-site-verification=35ZTURTFFFDC5BW7GFQKRJ77QM	—	—
TXT	MS=ms79629062	—	—
TXT	_ij59qjkrntjw3gpjplj3or17mo3xxvt	—	—
TXT	_zx2p8gpzv720db2aqmozy4jhwk2nl43	—	—
TXT	airtable-verification=79a09e4a8013ff5737798ffb4ea88eee	—	—
TXT	anthropic-domain-verification-phksss=GZrrKDUR4klRLFCvxyOvqcNGE	—	—
TXT	atlassian-domain-verification=Sn5AwyIdVgkaRaJA/IKj7ZFMnWeCBnppa9bXGLuJvsakRHH4lYoBxS8g7GVlud9M	—	—
TXT	atlassian-domain-verification=xvoaqRfxSg3PnlVnR4xCSOlKyw1Aln0MMxRiKXnwWroFG7vI76TUC8xYb03MwMXv	—	—
TXT	d365mktkey=3l6dste9txazu0Qd2zu4135PUB4E35txLxyzJxjkPbsx	—	—
TXT	d365mktkey=3uc1cf82cpv750lzk70v9bvf2	—	—
TXT	d365mktkey=6358r1b7e13hox60tl1uagv14	—	—
TXT	d365mktkey=8fEQahTresJms7tZGxGFr94T1zDz36oCbUt1LJc99mox	—	—
TXT	d365mktkey=Fu49WtSTeClkHtK7S14227RIVpGwwGrzEsO6RVs1I2Ax	—	—
TXT	d365mktkey=JlXV17lfZjyvWxNje1qiP390ACSKzTxo5mGqZ3V2BmYx	—	—
TXT	d365mktkey=PNcDqkW71x8VOUhcE96aGM4l5PYX1gnlRl6ieXUl5eMx	—	—
TXT	d365mktkey=QDa792dLCZhvaAOOCe2Hz6WTzmTssOp1snABhxWibhMx	—	—
TXT	d365mktkey=SxDf1EZxLvMwx6eEZUxzjFFgHoapF8DvtWEUjwq7ZTwx	—	—
TXT	d365mktkey=ZGFU0tlXPekPusNHPo5QQQWpVf0gic0xpuKroNy3NQEx	—	—
TXT	d365mktkey=heYmJ57sWrwMjCgIG1xRwTREJrQokUIDtBcNfGuxoWQx	—	—
TXT	d365mktkey=j2qHWq9BHdaa3ZXZH8x64daJZxEWsFa0dxDeilxDoYYx	—	—
TXT	d365mktkey=wbU64GRacxVEQxwcLSQnx0zisXLYzgUbfvsufIqO9ZUx	—	—
TXT	dobtdihqagnr18hea8uv1h1mvq	—	—
TXT	docker-verification=b912d2f3-8614-4591-962b-9e07dbf7c047	—	—
TXT	docusign=d5a3737c-c23c-4bd0-9095-d2ff621f2840	—	—
TXT	facebook-domain-verification=fwzwhbbzwmg5fzgotc2go51olc3566	—	—
TXT	fg2t0gov9424p2tdcuo94goe9j	—	—
TXT	google-site-verification=GfDnTUdATPsK1230J0mXbfsYw-3A9BVMVaKSd4DcKgI	—	—
TXT	google-site-verification=M--CVfn_YwsV-2FGbCp_HFaEj23BmT0cTF4l8hXgpvM	—	—
TXT	google-site-verification=jwrHU99GU8HSXlRFeywLDZmVawD2DWVCebQ41shKK0M	—	—
TXT	google-site-verification=mEAmcTy1e8jIB9W6ENPk2GDg9hjuNytQQRGlK0hPm0c	—	—
TXT	google-site-verification=pjPOauSPcrfXOZS9jnPPa5axowcHGCDAl1_86dCqFpk	—	—
TXT	google-site-verification=uFg3wr5PWsK8lV029RoXXBBUW0_E6qf1WEWVHhetkOY	—	—
TXT	google-site-verification=uhh5_jbxpcQgnb-A7gDIjlrr5Ef34lA2t2_BAveYpnk	—	—
TXT	hcp-domain-verification=3ce174a8b9fba88909633ab13eb1d81ce0123454745d66e500052ed84b7248a1	—	—
TXT	hpe-greenlake-domain-verification=34355352334a353773612d526f48514632424b4263426b496b6254335247684c	—	—
TXT	hpe-greenlake-domain-verification=495143304a3330533363357a57684f6335556f316f55654675523541464d3954	—	—
TXT	hubspot-developer-verification=OTQ5NGIwYWEtODNmZi00YWE1LTkyNmQtNDhjMDMxY2JjNDAx	—	—
TXT	linear-domain-verification=iuq6saifcnbe	—	—
TXT	liveramp-site-verification=kxcV8fDH_FUNUZQEcAO6lwgim47f_hNLgMP4VG0PF_Q	—	—
TXT	mixpanel-domain-verify=5803bc4c-5bb6-4ce1-8076-753800097373	—	—
TXT	ms-domain-verification=1c4e4677-e58f-4117-8d61-e5b2810388c2	—	—
TXT	ms-domain-verification=25524f4b-1476-489c-a086-30f4c5016ecc	—	—
TXT	ms-domain-verification=478640ad-6524-43d5-86c4-a914804b9e93	—	—
TXT	ms-domain-verification=561512fc-b4ba-4ac7-a946-e464c8f49f1b	—	—
TXT	ms-domain-verification=65f91178-9dfb-41cd-929d-08d1a38ed607	—	—
TXT	ms-domain-verification=d6545068-89f7-4432-b947-0b137e8a9fe3	—	—
TXT	openai-domain-verification=dv-sFtCvKOlWoe31gpoSvs7cqsP	—	—
TXT	sitecore-domain-verification=1d46cb5467624e33a408d14324874088	—	—
TXT	t7sebee51jrj7vm932k531hipa	—	—
TXT	v=DMARC1; p=reject; pct=100; rua=mailto:itex-rua@microsoft.com; ruf=mailto:itex-ruf@microsoft.com; fo=1	—	—
TXT	v=MCPv1; k=ecdsap384; p=A/78JIxAOlNwq8f0T/l50w7zhwQFpEuB8/Jz9CafdXNX7ewOluYpS/EEcSmLgxsHXg==	—	—
TXT	v=MCPv1; k=ecdsap384; p=A/Mf6IKdZzcHfBvpiVz9rkdPTIcCP5IbRDdEkeP3PgXEXF3mNjorahOwaYlMINBF5A==	—	—
TXT	v=MCPv1; k=ecdsap384; p=A5JeyhIFWFj4/epHJwt29GRUSrFwGSwXhrhDMAUSklMhfXjI7gi/ekY/fQSWToZdCw==	—	—
TXT	v=MCPv1; k=ecdsap384; p=A8a5Z0fMroXSzLT+NXb33SxWJZ7UTZdFO3qcknLCGeGpLOLeFpxT4YamxRLfZKUaHg==	—	—
TXT	v=MCPv1; k=ecdsap384; p=A8qndBCDJGtFF2+3v/IPIMmM0SaVcrJBoSue7rKob6sUeK7QGeFuWkrtvze3AiqUDA==	—	—
TXT	v=MCPv1; k=ecdsap384; p=Al9O7vaY4u02Vzh6c6i9ie3AFUHq9j3VK9rFROTJsCx5Rh0ailSEc3/k8fyCbjrHLQ==	—	—
TXT	v=MCPv1; k=ecdsap384; p=An4mJIFLRys9h1EvjX18SJs5p1uEF5MHcs2JJLYPrI48C5Qt9FpaZEM0sQTV4JvNYw==	—	—
TXT	v=MCPv1; k=ecdsap384; p=AoHTKEi2W8L2P8cf9CoDicIxYiuttTkwtIeFOqYCewBGoRZiiF+9/92saUkIDERGAA==	—	—
TXT	v=MCPv1; k=ecdsap384; p=AorzdBrk9vGOZL9e5z5QMIwNhati9xM/jjeNpBQkzfdZ6nhG6KQTaVQRBr06xvTvIg==	—	—
TXT	v=MCPv1; k=ecdsap384; p=AqXeTHJ/1FCYeuvJ8dc1B+X3uHaa7m2W0s31vzL4opnrJlSaBdtbWTY8Ti5WiZnu9Q==	—	—
TXT	v=MCPv1; k=ecdsap384; p=As/XxnDWZFxFwHvRZj+HbG5/ImtAeabLkiOWu1h7wCJQFAR216E9HoYQ5Hy6o7StoQ==	—	—
TXT	v=MCPv1; k=ecdsap384; p=Asc8WWov6gsmCCzn4CSrwRuJIh5SqvaitKz/LlTW+SD54lLC52wzcnWhlTI416p2vw==	—	—
TXT	v=MCPv1; k=ecdsap384; p=Atv9t87le3AkxabGQAy75Wju8M3YATC1mPNp/3BQepwz5KS+4VwTtTq7ZSjHAPFXzw==	—	—
TXT	v=MCPv1; k=ecdsap384; p=AzTrmHtbRqr8G+xzm+T4LvNfN5678x6/tlK7kC2enHfH73WkH6AHXsQeXog0+RVjlg==	—	—
TXT	v=MCPv1; k=ecdsap384; p=Azw9+u4M8RoH+bxJidKAZzGDmsPkzY1N4cO7rB/uC5x1RBoNfMyBlH/ott0lpo4pOQ==	—	—
TXT	v=spf1 include:_spf-a.microsoft.com include:_spf-b.microsoft.com include:_spf-c.microsoft.com include:_spf-ssg-a.msft.net include:_spf1-meo.microsoft.com -all	—	—
TXT	workplace-domain-verification=lK0QDLk73xymCYMKUXNpfKAT8TY5Mx	—	—
TXT	zoom-domain-verification=ZOOM_verify_e97a3d385acb4c47b9b924609a280524	—	—
CAA	contactemail caarecordaware@microsoft.com	0	—

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.

Domains hosted

as of 2026-10-25 UTC

issued.live's latest DNS data shows no domain resolving to this IP.

Domain data provided by issued.live — for full details visit https://issued.live/pricing

Network Allocation for 157.228.167.253

CIDR range: 157.228.166.0/23
IP range (int): 2,649,007,616 — 2,649,008,127
Prefix length: /23
Organization: First Server Limited
ASN: AS200740
ASN name: First Server Limited
Location: United Arab Emirates
Coordinates: 23.750000, 54.500000
Accuracy radius: 1000 km
Regional Internet Registry: RIPE
Allocated: 2004-04-07
Data source(s): maxmind_asn, ipinfo_lite, maxmind_city, maxmind_country
Last updated: 2026-10-27 08:47:13

BGP Routing

Live BGP anomalies →

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

Announced prefix

157.228.166.0/23

Origin AS

AS200740

Announcement samples

1,978

Last seen

2026-10-27 15:19:07

RIR Ownership History

Atom feed ⇲

Allocation changes captured from regional internet registry (RIR) delegation files, re-imported every six hours, for ranges that have contained this IP.

Date	Event	From	To	RIR
2026-07-18	New Allocation	—	AE	ripe
2026-07-09	New Allocation	—	GB	ripe
2026-05-10	RIR Transfer	arin	ripe	ripe

See the full history for 157.228.164.0/22.

Frequently Asked Questions

Who owns 157.228.167.253?

157.228.167.253 is allocated to First Server Limited (AS200740), registered in United Arab Emirates.

Where is 157.228.167.253 located?

The geolocation for 157.228.167.253 maps to United Arab Emirates 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 157.228.167.253 on?

157.228.167.253 belongs to the 157.228.166.0/23 network block announced by AS200740. This range contains 512 addresses.

Does 157.228.167.253 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.

157.228.167.247 157.228.167.248 157.228.167.249 157.228.167.250 157.228.167.251 157.228.167.252 157.228.167.253 157.228.167.254 157.228.167.255 Browse 157.228.164.0/22 →

/24 neighborhood /16 block /8 block All AS200740 ranges All First Server Limited ranges All United Arab Emirates IPs

Last updated: 2026-10-27 13:12:54 UTC