Common use of Days Other than Business Days Clause in Contracts

Days Other than Business Days. If a payment date is not a Business Day, payment shall be made on the next succeeding day that is a Business Day, and no interest shall accrue for the intervening period. If a regular Record Date is not a Business Day, the Record Date shall not be affected. COGENT COMMUNICATIONS GROUP, INC. By: /s/ Xxxxx Xxxxxxxxx Name: Xxxxx Xxxxxxxxx Title: President and Chief Executive Officer COGENT COMMUNICATIONS HOLDINGS, INC. COGENT COMMUNICATIONS, INC. COGENT COMMUNICATIONS OF CALIFORNIA, INC. COGENT COMMUNICATIONS OF D.C., INC. COGENT COMMUNICATIONS OF FLORIDA, INC. COGENT COMMUNICATIONS OF MARYLAND, INC. COGENT COMMUNICATIONS OF TEXAS, INC., as Guarantors By: /s/ Xxxxx Xxxxxxxxx Name: Xxxxx Xxxxxxxxx Title: President and Chief Executive Officer COGENT COMMUNICATIONS, Inc. as sole member of each of: COGENT IH, LLC COGENT WG, LLC, as Guarantors By: /s/ Xxxxx Xxxxxxxxx Name: Xxxxx Xxxxxxxxx Title: President and Chief Executive Officer WILMINGTON TRUST, NATIONAL ASSOCIATION, as Trustee By: /s/ Xxxxxx X. X’Xxxxxxx Name: Xxxxxx X. X’Xxxxxxx Title: Vice President WILMINGTON TRUST, NATIONAL ASSOCIATION, as Collateral Agent By: /s/ Xxxxxx X. X’Xxxxxxx Name: Xxxxxx X. X’Xxxxxxx Title: Vice President [Insert Regulation S Temporary Global Note Legend, if applicable, pursuant to the provisions of the Indenture] [Insert the Global Note Legend, if applicable, pursuant to the provisions of the Indenture] [Insert the Private Placement Legend, if applicable, pursuant to the provisions of the Indenture] No. [$ ] promises to pay to CEDE & CO. or registered assigns, the principal sum [set forth on the Schedule of Exchanges of Interests in the Global Note attached hereto] [of United States Dollars] on March 1, 2022. Interest Payment Dates: March 1 and September 1 Record Dates: February 15 and August 15 (1) Rule 144A Note CUSIP: 19240C AA1 Rule 144A Note ISIN: US19240CAA18 Regulation S Note CUSIP: U19283 AC1 Regulation S Note ISIN: USU19283AC15 IN WITNESS HEREOF, the Company has caused this instrument to be duly executed. COGENT COMMUNICATIONS GROUP, INC. By: Name: Title: This is one of the Notes referred to in the within-mentioned Indenture: WILMINGTON TRUST, NATIONAL ASSOCIATION, as Trustee By: Authorized Signatory Capitalized terms used herein shall have the meanings assigned to them in the Indenture referred to below unless otherwise indicated.

Days Other than Business Days. If a payment date is not a Business Day, payment shall be made on the next succeeding day that is a Business Day, and no interest shall accrue for the intervening period. If a regular Record Date is not a Business Day, the Record Date shall not be affected. COGENT COMMUNICATIONS GROUP, INC. By: /s/ Xxxxx Xxxxxxxxx Name: Xxxxx Xxxxxxxxx Title: President and Chief Executive Officer COGENT COMMUNICATIONS HOLDINGS, INC. COGENT COMMUNICATIONS, INC. COGENT COMMUNICATIONS OF CALIFORNIA, INC. ALLIED RISER COMMUNICATIONS CORPORATION COGENT IH, LLC COGENT WG, LLC ALLIED RISER OPERATIONS CORPORATION COGENT COMMUNICATIONS OF D.C., INC. COGENT COMMUNICATIONS OF FLORIDA, INC. COGENT COMMUNICATIONS OF MARYLAND, INC. COGENT COMMUNICATIONS OF TEXAS, INC., as Guarantors By: /s/ Xxxxx Xxxxxxxxx Name: Xxxxx Xxxxxxxxx Title: President and Chief Executive Officer COGENT COMMUNICATIONS, Inc. as sole member of each of: COGENT IH, LLC COGENT WG, LLC, . as Guarantors By: /s/ Xxxxx Xxxxxxxxx Name: Xxxxx Xxxxxxxxx Title: President and Chief Executive Officer WILMINGTON TRUST, NATIONAL ASSOCIATIONTRUST FSB, as Trustee By: /s/ Xxxxxx X. X’Xxxxxxx Name: Xxxxxx X. X’Xxxxxxx Title: Vice President WILMINGTON TRUST, NATIONAL ASSOCIATIONTRUST FSB, as Collateral Agent By: /s/ Xxxxxx X. X’Xxxxxxx Name: Xxxxxx X. X’Xxxxxxx Title: Vice President [Insert Regulation S Temporary Global Note Legend, if applicable, pursuant to the provisions of the Indenture] [Insert the Global Note Legend, if applicable, pursuant to the provisions of the Indenture] [Insert the Private Placement Legend, if applicable, pursuant to the provisions of the Indenture] No. [$ ] promises promise to pay to CEDE & CO. or registered assigns, the principal sum [set forth on the Schedule of Exchanges of Interests in the Global Note attached hereto] [of United States Dollars] on March 1February 15, 20222018. Interest Payment Dates: March 1 and September 1 Record Dates: February 15 and August 1515 Record Dates: February 1 and August 1 (1) Rule 144A Note CUSIP: 19240C AA1 19239V AC8 Rule 144A Note ISIN: US19240CAA18 US19239VAC81 Regulation S Note CUSIP: U19283 AC1 AA5 Regulation S Note ISIN: USU19283AC15 USU19283AA58 IN WITNESS HEREOF, the Company has have caused this instrument to be duly executed. COGENT COMMUNICATIONS GROUP, INC. By: Name: Title: This is one of the Notes referred to in the within-mentioned Indenture: WILMINGTON TRUST, NATIONAL ASSOCIATIONTRUST FSB, as Trustee By: Authorized Signatory Capitalized terms used herein shall have the meanings assigned to them in the Indenture referred to below unless otherwise indicated.

Days Other than Business Days. If a payment date is not a Business Day, payment shall be made on the next succeeding day that is a Business Day, and no interest shall accrue on such payment for the intervening period. If a regular Record Date record date is not a Business Day, the Record Date record date shall not be affected. COGENT COMMUNICATIONS GROUPDated as of April 1, INC. By: /s/ Xxxxx Xxxxxxxxx Name: Xxxxx Xxxxxxxxx Title: President and Chief Executive Officer COGENT COMMUNICATIONS HOLDINGS, INC. COGENT COMMUNICATIONS, INC. COGENT COMMUNICATIONS OF CALIFORNIA, INC. COGENT COMMUNICATIONS OF D.C., INC. COGENT COMMUNICATIONS OF FLORIDA, INC. COGENT COMMUNICATIONS OF MARYLAND, INC. COGENT COMMUNICATIONS OF TEXAS2021 NESCO HOLDINGS II, INC., as Guarantors the Issuer By: /s/ Xxxxx Xxxxxxxxx Xxx Xxxxxxxx Name: Xxxxx Xxxxxxxxx Xxx Xxxxxxxx Title: President and Chief Executive Officer COGENT COMMUNICATIONS, Inc. as sole member of each ofand Director GUARANTORS: COGENT IH, LLC COGENT WG, LLC, as Guarantors NESCO FINANCE CORPORATION By: /s/ Xxxxx Xxxxxxxxx Xxx Xxxxxxxx Name: Xxxxx Xxxxxxxxx Xxx Xxxxxxxx Title: President and Chief Executive Officer and Director NESCO, LLC By: /s/ Xxx Xxxxxxxx Name: Xxx Xxxxxxxx Title: Chief Executive Officer and Director CAPITOL INVESTMENT MERGER SUB 2, LLC By: /s/ Xxx Xxxxxxxx Name: Xxx Xxxxxxxx Title: Chief Executive Officer and Director WILMINGTON TRUST, NATIONAL ASSOCIATION, as Trustee By: /s/ Xxxxxx X. X’Xxxxxxx Name: Xxxxxx X. X’Xxxxxxx Title: Vice President WILMINGTON TRUST, NATIONAL ASSOCIATION, as and Notes Collateral Agent By: /s/ Xxxxxx Xxxxx X. X’Xxxxxxx Xxxxxxx Name: Xxxxxx Xxxxx X. X’Xxxxxxx Xxxxxxx Title: Vice President [Insert Regulation S Temporary Global Note Legend, if applicable, pursuant to the provisions of the Indenture] [Insert the Global Note Legend, if applicable, pursuant to the provisions of the Indenture] [Insert the Private Placement Legend, if applicable, pursuant to the provisions of the Indenture] No. [$ ] $_________________ promises to pay to CEDE & CO. _________________________ or registered assigns, the principal sum of ___________________________________________________________ DOLLARS [or such other principal sum as shall be set forth on in the Schedule of Exchanges of Interests in the Global Note attached hereto] [of United States Dollars] hereto]1 on March 1April 15, 20222029. Interest Payment Dates: March 1 April 15 and September 1 October 15 Record Dates: February 15 April 1 and August 15 (1) Rule 144A Note CUSIPOctober 1 Dated: 19240C AA1 Rule 144A Note ISIN: US19240CAA18 Regulation S Note CUSIP: U19283 AC1 Regulation S Note ISIN: USU19283AC15 IN WITNESS HEREOF, the Company has caused this instrument to be duly executed_______________ 1 Insert in Global Notes only. COGENT COMMUNICATIONS GROUPNESCO HOLDINGS II, INC. By: Name: Title: This is one of the Notes referred to in the within-mentioned Indenture: WILMINGTON TRUST, NATIONAL ASSOCIATION, as Trustee By: Authorized Signatory Dated: Capitalized terms used herein shall have the meanings assigned to them in the Indenture referred to below unless otherwise indicated.

Days Other than Business Days. If a payment date is not a Business Day, payment shall be made on the next succeeding day that is a Business Day, and no interest shall accrue on such payment for the intervening period. If a regular Record Date record date is not a Business Day, the Record Date record date shall not be affected. COGENT COMMUNICATIONS GROUPDated as of March 26, 2021 By: /s/ Xxxxxxxx Xxxxxx Name: Xxxxxxxx Xxxxxx Title: Chief Financial Officer and Treasurer GREENLIGHT ACQUISITION CORPORATION By: /s/ Xxxxxxxx Xxxxxx Name: Xxxxxxxx Xxxxxx Title: Chief Financial Officer and Treasurer AMERICAN TRAFFIC SOLUTIONS CONSOLIDATED, L.L.C. By: /s/ Xxxxxxxx Xxxxxx Name: Xxxxxxxx Xxxxxx Title: Chief Financial Officer and Treasurer AMERICAN TRAFFIC SOLUTIONS, L.L.C. By: /s/ Xxxxxxxx Xxxxxx Name: Xxxxxxxx Xxxxxx Title: Chief Financial Officer and Treasurer ATS PROCESSING SERVICES, L.L.C. By: /s/ Xxxxxxxx Xxxxxx Name: Xxxxxxxx Xxxxxx Title: Chief Financial Officer and Treasurer ATS TOLLING LLC By: /s/ Xxxxxxxx Xxxxxx Name: Xxxxxxxx Xxxxxx Title: Chief Financial Officer and Treasurer By: /s/ Xxxxxxxx Xxxxxx Name: Xxxxxxxx Xxxxxx Title: Chief Financial Officer and Treasurer AUTO TITLES OF AMERICA LLC By: /s/ Xxxxxxxx Xxxxxx Name: Xxxxxxxx Xxxxxx Title: Chief Financial Officer and Treasurer PLATEPASS, L.L.C. By: /s/ Xxxxxxxx Xxxxxx Name: Xxxxxxxx Xxxxxx Title: Chief Financial Officer and Treasurer SUNSHINE STATE TAG AGENCY LLC By: /s/ Xxxxxxxx Xxxxxx Name: Xxxxxxxx Xxxxxx Title: Chief Financial Officer and Treasurer TOLL BUDDY, LLC By: /s/ Xxxxxxxx Xxxxxx Name: Xxxxxxxx Xxxxxx Title: Chief Financial Officer and Treasurer VIOLATION MANAGEMENT SOLUTIONS, LLC By: /s/ Xxxxxxxx Xxxxxx Name: Xxxxxxxx Xxxxxx Title: Chief Financial Officer and Treasurer LASERCRAFT, INC. By: /s/ Xxxxx Xxxxxxxxx Xxxxxxxx Xxxxxx Name: Xxxxx Xxxxxxxxx Xxxxxxxx Xxxxxx Title: President Chief Financial Officer and Chief Executive Officer COGENT COMMUNICATIONS HOLDINGSTreasurer By: Name: Title: HIGHWAY TOLL ADMINISTRATION, LLC By: Name: Title: XXXXXXXXX ELECTRICAL ENTERPRISES, INC. COGENT COMMUNICATIONSBy: Name: Title: XXXXXXXXX ICS, INC. COGENT COMMUNICATIONS OF CALIFORNIA, INC. COGENT COMMUNICATIONS OF D.C., INC. COGENT COMMUNICATIONS OF FLORIDA, INC. COGENT COMMUNICATIONS OF MARYLAND, INC. COGENT COMMUNICATIONS OF TEXAS, INC., as Guarantors By: Name: Title: By: /s/ Xxxxx Xxxxxxxxx Xxxxxxxx Name: Xxxxx Xxxxxxxxx Xxxxxxxx Title: President and Chief Executive Banking Officer COGENT COMMUNICATIONS, Inc. as sole member of each ofCUSIP: COGENT IH, LLC COGENT WG, LLC, as Guarantors By[144A: /s/ Xxxxx Xxxxxxxxx Name: Xxxxx Xxxxxxxxx Title: President and Chief Executive Officer WILMINGTON TRUST, NATIONAL ASSOCIATION, as Trustee By: /s/ Xxxxxx X. X’Xxxxxxx Name: Xxxxxx X. X’Xxxxxxx Title: Vice President WILMINGTON TRUST, NATIONAL ASSOCIATION, as Collateral Agent By: /s/ Xxxxxx X. X’Xxxxxxx Name: Xxxxxx X. X’Xxxxxxx Title: Vice President [Insert Regulation S Temporary Global Note Legend, if applicable, pursuant to the provisions of the Indenture91835H AA0] [Insert the Global Note Legend, if applicable, pursuant to the provisions of the Indenture] [Insert the Private Placement Legend, if applicable, pursuant to the provisions of the IndentureReg S: U92379 AA1] No. [$ ] promises to pay to CEDE & CO. _________________________ or registered assigns, the principal sum of ___________________________________________________________ DOLLARS [or such other principal sum as shall be set forth on in the Schedule of Exchanges of Interests in the Global Note attached hereto] [of United States Dollars] hereto]1 on March 1April 15, 20222029. Interest Payment Dates: March 1 April 15 and September 1 October 15 Record Dates: February 15 April 1 and August 15 (1) Rule 144A Note CUSIPOctober 1 Dated: 19240C AA1 Rule 144A Note ISIN: US19240CAA18 Regulation S Note CUSIP: U19283 AC1 Regulation S Note ISIN: USU19283AC15 IN WITNESS HEREOF, the Company has caused this instrument to be duly executed. COGENT COMMUNICATIONS GROUP, INC1 Insert in Global Notes only. By: Name: Title: This is one of the Notes referred to in the within-mentioned Indenture: WILMINGTON TRUST, NATIONAL ASSOCIATION, as Trustee By: Authorized Signatory Dated: Capitalized terms used herein shall have the meanings assigned to them in the Indenture referred to below unless otherwise indicated.